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ECS UMN 20250520 version. Added x instance specifications.

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Reviewed-by: Pristromskaia, Margarita <margarita.pristromskaia@t-systems.com>
Co-authored-by: wanghuijuan738 <wanghuijuan738@huawei.com>
Co-committed-by: wanghuijuan738 <wanghuijuan738@huawei.com>
This commit is contained in:
Huijuan, Wang
2025-05-28 09:54:06 +00:00
committed by zuul
parent d48ac439de
commit 0acd016099
14 changed files with 1082 additions and 80 deletions
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"node_id":"en-us_topic_0116266207.xml",
"product_code":"ecs",
"code":"148",
"des":"After you enable CTS and the management tracker is created, CTS starts recording operations on cloud resources. Cloud Trace Service (CTS) stores operation records (traces",
"des":"After you enable Cloud Trace Service (CTS) and the management tracker is created, CTS starts recording operations on cloud resources. CTS stores operation records (traces",
"doc_type":"usermanual",
"kw":"Viewing Traces,Audit Using CTS,User Guide",
"search_title":"",

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"code":"147"
},
{
"desc":"After you enable CTS and the management tracker is created, CTS starts recording operations on cloud resources. Cloud Trace Service (CTS) stores operation records (traces",
"desc":"After you enable Cloud Trace Service (CTS) and the management tracker is created, CTS starts recording operations on cloud resources. CTS stores operation records (traces",
"product_code":"ecs",
"title":"Viewing Traces",
"uri":"en-us_topic_0116266207.html",

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</div>
<div class="section" id="EN-US_TOPIC_0024911405__section2641260214160"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0024911405__ul5982276195952"><li id="EN-US_TOPIC_0024911405__li31738699195952">The target <span id="EN-US_TOPIC_0024911405__text158042287207">ECS</span> is stopped.</li><li id="EN-US_TOPIC_0024911405__li4397542520019">The target <span id="EN-US_TOPIC_0024911405__text18074162111">ECS</span> has a system disk attached.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0024911405__section58299059111554"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0024911405__ol22026412143346"><li id="EN-US_TOPIC_0024911405__li3490190117228">Log in to the management console.</li><li id="EN-US_TOPIC_0024911405__li464234814566">Click <span><img id="EN-US_TOPIC_0024911405__en-us_topic_0014250631_image1862675853202121" src="en-us_image_0210779229.png"></span> in the upper left corner and select your region and project.</li><li id="EN-US_TOPIC_0024911405__li20776247143354"><a name="EN-US_TOPIC_0024911405__li20776247143354"></a><a name="li20776247143354"></a>Under <strong id="EN-US_TOPIC_0024911405__b6985162535014"><span id="EN-US_TOPIC_0024911405__text119852250500">Computing</span></strong>, choose <strong id="EN-US_TOPIC_0024911405__b798532565015">Elastic Cloud Server</strong>.</li><li id="EN-US_TOPIC_0024911405__li237311112214">Locate the row containing the target <span id="EN-US_TOPIC_0024911405__text98741103374">ECS</span> and choose <strong id="EN-US_TOPIC_0024911405__b1487431023717">More</strong> &gt; <strong id="EN-US_TOPIC_0024911405__b38751410113715">Manage Image/Backup</strong> &gt; <strong id="EN-US_TOPIC_0024911405__b787591017371">Reinstall OS</strong> in the <strong id="EN-US_TOPIC_0024911405__b188750101378">Operation</strong> column.<p id="EN-US_TOPIC_0024911405__p10373171117212">Only stopped ECSs support OS reinstallation. If the <span id="EN-US_TOPIC_0024911405__text1570250056">ECS</span> is not stopped, stop it before proceeding with reinstallation.</p>
<div class="section" id="EN-US_TOPIC_0024911405__section58299059111554"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0024911405__ol22026412143346"><li id="EN-US_TOPIC_0024911405__li3490190117228">Log in to the management console.</li><li id="EN-US_TOPIC_0024911405__li464234814566">Click <span><img id="EN-US_TOPIC_0024911405__en-us_topic_0014250631_image1862675853202121" src="en-us_image_0210779229.png"></span> in the upper left corner and select your region and project.</li><li id="EN-US_TOPIC_0024911405__li20776247143354"><a name="EN-US_TOPIC_0024911405__li20776247143354"></a><a name="li20776247143354"></a>Under <strong id="EN-US_TOPIC_0024911405__b6985162535014"><span id="EN-US_TOPIC_0024911405__text119852250500">Computing</span></strong>, choose <strong id="EN-US_TOPIC_0024911405__b798532565015">Elastic Cloud Server</strong>.</li><li id="EN-US_TOPIC_0024911405__li237311112214">Locate the row containing the target <span id="EN-US_TOPIC_0024911405__text98741103374">ECS</span> and choose <strong id="EN-US_TOPIC_0024911405__b1487431023717">More</strong> &gt; <strong id="EN-US_TOPIC_0024911405__b38751410113715">Manage Image/Backup</strong> &gt; <strong id="EN-US_TOPIC_0024911405__b787591017371">Reinstall OS</strong> in the <strong id="EN-US_TOPIC_0024911405__b188750101378">Operation</strong> column.<p id="EN-US_TOPIC_0024911405__p10373171117212">Only stopped ECSs support OS reinstallation. If the <span id="EN-US_TOPIC_0024911405__text520267714">ECS</span> is not stopped, stop it before proceeding with reinstallation.</p>
</li><li id="EN-US_TOPIC_0024911405__li8531832155310">(Optional) Select the <strong id="EN-US_TOPIC_0024911405__b67851632192510">Encrypted</strong> option to encrypt the system disk during OS reinstallation.<p id="EN-US_TOPIC_0024911405__p767712438280">To enable encryption, click <span class="uicontrol" id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0144542112_uicontrol528614138616"><b>Create Xrole</b></span> to grant KMS access permissions to EVS. If you have the granting permission, grant KMS access permissions to EVS. If you do not have the granting permission, contact the user who has the Security Administrator permissions to grant KMS access permissions. For details, see <a href="en-us_topic_0047272493.html">Can All Users Use the Encryption Feature?</a></p>
<p id="EN-US_TOPIC_0024911405__en-us_topic_0144542112_p228631310615">Encryption parameters are as follows:</p>
<ul id="EN-US_TOPIC_0024911405__en-us_topic_0144542112_ul202865131169"><li id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0144542112_li14286813962"><strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0013859510_b84235270618740">Encryption</strong>: indicates that the EVS disk has been encrypted.</li><li id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0144542112_li182868131664"><strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_b22661759591">Create Xrole</strong>: assigns KMS access permissions to EVS to obtain KMS keys. After the permissions are assigned, follow-up operations do not require assigning permissions again.</li><li id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0144542112_li5286191313611"><strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_b195081923101418">Xrole Name</strong>: set to <strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_b115096237146">EVSAccessKMS</strong>, which means that permissions have been assigned to EVS to obtain KMS keys for encrypting or decrypting EVS disks.</li><li id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0144542112_li152868131619"><strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_b959511561916">KMS Key Name</strong>: specifies the name of the key used by the encrypted EVS disk. You can select an existing key, or click <strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_b2406645144311">Create KMS Key</strong> and create a new one on the KMS console. The default value is <strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_b626615844413">evs/default</strong>.</li><li id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0144542112_li528671319610"><strong id="EN-US_TOPIC_0024911405__en-us_topic_0163572589_en-us_topic_0013859510_b842352706155046">KMS Key ID</strong>: specifies the ID of the key used by the encrypted data disk.</li></ul>

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@ -21,7 +21,7 @@
</li><li id="EN-US_TOPIC_0031523135__li19425937143519">If you plan to use a private image to change the OS, ensure that a private image is available. For details about how to create a private image, see <em id="EN-US_TOPIC_0031523135__i15778323185610">Image Management Service User Guide</em>.<ul id="EN-US_TOPIC_0031523135__ul16160101111503"><li id="EN-US_TOPIC_0031523135__li112128495415">If the image of a specified <span id="EN-US_TOPIC_0031523135__text98820428488">ECS</span> is required, make sure that a private image has been created using this <span id="EN-US_TOPIC_0031523135__text9883742124815">ECS</span>.</li><li id="EN-US_TOPIC_0031523135__li19120046204513">If a local image file is required, make sure that the image file has been imported to the cloud platform and registered as a private image.</li><li id="EN-US_TOPIC_0031523135__li1838258174613">If a private image from another region is required, make sure that the image has been copied.</li><li id="EN-US_TOPIC_0031523135__li19484544194814">If a private image from another user account is required, make sure that the image has been shared with you.</li></ul>
</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0031523135__section208284422018"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0031523135__ol6031768220119"><li id="EN-US_TOPIC_0031523135__li3490190117228">Log in to the management console.</li><li id="EN-US_TOPIC_0031523135__li464234814566">Click <span><img id="EN-US_TOPIC_0031523135__en-us_topic_0014250631_image1862675853202121" src="en-us_image_0210779229.png"></span> in the upper left corner and select your region and project.</li><li id="EN-US_TOPIC_0031523135__en-us_topic_0031523135_en-us_topic_0024911405_li45082966143628"><a name="EN-US_TOPIC_0031523135__en-us_topic_0031523135_en-us_topic_0024911405_li45082966143628"></a><a name="en-us_topic_0031523135_en-us_topic_0024911405_li45082966143628"></a>Under <strong id="EN-US_TOPIC_0031523135__b1141110207575"><span id="EN-US_TOPIC_0031523135__text12411120185711">Computing</span></strong>, choose <strong id="EN-US_TOPIC_0031523135__b34115201573">Elastic Cloud Server</strong>.</li><li id="EN-US_TOPIC_0031523135__li162972813478">Locate the row containing the target <span id="EN-US_TOPIC_0031523135__text85429311777">ECS</span> and choose <strong id="EN-US_TOPIC_0031523135__b654243115717">More</strong> &gt; <strong id="EN-US_TOPIC_0031523135__b554317314716">Manage Image/Backup</strong> &gt; <strong id="EN-US_TOPIC_0031523135__b20543133111716">Change OS</strong> in the <strong id="EN-US_TOPIC_0031523135__b354317311376">Operation</strong> column.<p id="EN-US_TOPIC_0031523135__p230152844712">Only stopped <span id="EN-US_TOPIC_0031523135__text1811919337108">ECS</span>s support OS change. If the <span id="EN-US_TOPIC_0031523135__text129863299">ECS</span> is not stopped, stop it before proceeding with changing.</p>
<div class="section" id="EN-US_TOPIC_0031523135__section208284422018"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0031523135__ol6031768220119"><li id="EN-US_TOPIC_0031523135__li3490190117228">Log in to the management console.</li><li id="EN-US_TOPIC_0031523135__li464234814566">Click <span><img id="EN-US_TOPIC_0031523135__en-us_topic_0014250631_image1862675853202121" src="en-us_image_0210779229.png"></span> in the upper left corner and select your region and project.</li><li id="EN-US_TOPIC_0031523135__en-us_topic_0031523135_en-us_topic_0024911405_li45082966143628"><a name="EN-US_TOPIC_0031523135__en-us_topic_0031523135_en-us_topic_0024911405_li45082966143628"></a><a name="en-us_topic_0031523135_en-us_topic_0024911405_li45082966143628"></a>Under <strong id="EN-US_TOPIC_0031523135__b1141110207575"><span id="EN-US_TOPIC_0031523135__text12411120185711">Computing</span></strong>, choose <strong id="EN-US_TOPIC_0031523135__b34115201573">Elastic Cloud Server</strong>.</li><li id="EN-US_TOPIC_0031523135__li162972813478">Locate the row containing the target <span id="EN-US_TOPIC_0031523135__text85429311777">ECS</span> and choose <strong id="EN-US_TOPIC_0031523135__b654243115717">More</strong> &gt; <strong id="EN-US_TOPIC_0031523135__b554317314716">Manage Image/Backup</strong> &gt; <strong id="EN-US_TOPIC_0031523135__b20543133111716">Change OS</strong> in the <strong id="EN-US_TOPIC_0031523135__b354317311376">Operation</strong> column.<p id="EN-US_TOPIC_0031523135__p230152844712">Only stopped <span id="EN-US_TOPIC_0031523135__text1811919337108">ECS</span>s support OS change. If the <span id="EN-US_TOPIC_0031523135__text494820065">ECS</span> is not stopped, stop it before proceeding with changing.</p>
</li><li id="EN-US_TOPIC_0031523135__li359341520111">Select the target image.<p id="EN-US_TOPIC_0031523135__p4891784120112"><a name="EN-US_TOPIC_0031523135__li359341520111"></a><a name="li359341520111"></a>For details, see <a href="en-us_topic_0021831611.html">Creating an ECS</a>.</p>
<div class="fignone" id="EN-US_TOPIC_0031523135__fig61751138286"><span class="figcap"><b>Figure 1 </b>Changing an OS</span><br><span><img id="EN-US_TOPIC_0031523135__image1017617388811" src="en-us_image_0000001658474496.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="EN-US_TOPIC_0031523135__li8531832155310">(Optional) Select the <strong id="EN-US_TOPIC_0031523135__b1408122218304">Encryption</strong> option to encrypt the system disk during OS change.<p id="EN-US_TOPIC_0031523135__p767712438280">To enable encryption, click <span class="uicontrol" id="EN-US_TOPIC_0031523135__en-us_topic_0163572589_en-us_topic_0144542112_uicontrol528614138616"><b>Create Xrole</b></span> to grant KMS access permissions to EVS. If you have the granting permission, grant KMS access permissions to EVS. If you do not have the granting permission, contact the user who has the Security Administrator permissions to grant KMS access permissions. For details, see <a href="en-us_topic_0047272493.html">Can All Users Use the Encryption Feature?</a></p>

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</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0041169567__row1549713518118"><td class="cellrowborder" valign="top" width="18.970000000000002%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041169567__p34971551131119">2025-04-25</p>
<tbody><tr id="EN-US_TOPIC_0041169567__row121491727152310"><td class="cellrowborder" valign="top" width="18.970000000000002%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041169567__p1614992713233">2025-05-14</p>
</td>
<td class="cellrowborder" valign="top" width="81.03%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0041169567__p71491427202316">Modified the following content:</p>
<ul id="EN-US_TOPIC_0041169567__ul9553191711113"><li id="EN-US_TOPIC_0041169567__li755381761118">Added X1 ECSs in <a href="en-us_topic_0035470101.html">General-Purpose ECSs</a>.</li><li id="EN-US_TOPIC_0041169567__li4758719144">Added X1e ECSs in <a href="en-us_topic_0091224748.html">Dedicated General-Purpose ECSs</a>.</li></ul>
</td>
</tr>
<tr id="EN-US_TOPIC_0041169567__row1549713518118"><td class="cellrowborder" valign="top" width="18.970000000000002%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041169567__p34971551131119">2025-04-25</p>
</td>
<td class="cellrowborder" valign="top" width="81.03%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0041169567__p4497951191116">Added the following content:</p>
<ul id="EN-US_TOPIC_0041169567__ul192131466124"><li id="EN-US_TOPIC_0041169567__li82134469129"><a href="en-us_topic_0018073217.html">Why Can't I Log In to My Windows ECS?</a></li><li id="EN-US_TOPIC_0041169567__li12853747151211"><a href="en-us_topic_0105127983.html">Why Can't I Log In to My Linux ECS?</a></li><li id="EN-US_TOPIC_0041169567__li767881273716"><a href="en-us_topic_0102008259.html">Why Does a Forcibly-Stopped Linux ECS Fail to Be Restarted?</a></li></ul>
@ -348,7 +354,7 @@
<tr id="EN-US_TOPIC_0041169567__row20725122822211"><td class="cellrowborder" valign="top" width="18.970000000000002%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041169567__p16858163416221">2019-02-25</p>
</td>
<td class="cellrowborder" valign="top" width="81.03%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0041169567__p1885913417223">Modified the following content:</p>
<ul id="EN-US_TOPIC_0041169567__ul8859193462219"><li id="EN-US_TOPIC_0041169567__li4859153422211">Adjusted the format of information display for the step "(Optional) Select the check box to confirm the ECS configuration" in <a href="en-us_topic_0013771092.html">Modifying Specifications of Individual ECSs</a>.</li></ul>
<ul id="EN-US_TOPIC_0041169567__ul8859193462219"><li id="EN-US_TOPIC_0041169567__li4859153422211">Adjusted the format of information display for the step "(Optional) Select the checkbox to confirm the ECS configuration" in <a href="en-us_topic_0013771092.html">Modifying Specifications of Individual ECSs</a>.</li></ul>
</td>
</tr>
<tr id="EN-US_TOPIC_0041169567__row080113702410"><td class="cellrowborder" valign="top" width="18.970000000000002%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041169567__p6801123713242">2019-02-22</p>

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@ -69,8 +69,8 @@ First sector (2048-209715199, default 2048):</pre>
Using default value 2048
Last sector, +sectors or +size{K,M,G} (2048-209715199, default 209715199):</pre>
</div>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p4034033118642"><span class="parmname" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_parmname453412361"><b>Last sector</b></span> indicates the end sector. The value ranges from <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b74638030">2048</strong> to <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1798151514556">209715199</strong>, and the default value is <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b167042189">209715199</strong>.</p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li657968113217"><span>Select the default end sector <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b842352706112515">209715199</strong> and press <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b1200124552">Enter</strong>.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1675124661216">The system displays the start and end sectors of the partition's available space. You can customize the value within this range or use the default value. The start sector must be smaller than the partition's end sector.</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p4034033118642"><span class="parmname" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_parmname399182330"><b>Last sector</b></span> indicates the end sector. The value ranges from <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b1534884860">2048</strong> to <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1798151514556">209715199</strong>, and the default value is <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b1905630591">209715199</strong>.</p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li657968113217"><span>Select the default end sector <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b842352706112515">209715199</strong> and press <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b149960929">Enter</strong>.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1675124661216">The system displays the start and end sectors of the partition's available space. You can customize the value within this range or use the default value. The start sector must be smaller than the partition's end sector.</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p457918818329">Information similar to the following is displayed:</p>
<pre class="screen" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_screen116541323132915">Last sector, +sectors or +size{K,M,G} (2048-209715199, default 209715199):
Using default value 209715199
@ -103,7 +103,7 @@ Syncing disks.</pre>
<div class="note" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_note21918251185717"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0044524728_p1060395711212">In case that you want to discard the changes made before, you can exit fdisk by entering <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b6435527144816">q</strong>.</p>
</div></div>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li1957582819528"><span>Synchronize the new partition table to the OS.</span><p><p class="litext" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p7575142815211"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b3575192814523">partprobe</strong></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li958068193210"><span>Format the new partition with a desired file system format.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1169510295739"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1753813373145334">mkfs</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b980454451145334">-t</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i2020743538145334">File system format</em> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b552945349145334">/dev/vdb1</strong></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li958068193210"><span>Format the new partition with a desired file system format.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1169510295739"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1753813373145334">mkfs</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b980454451145334">-t</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i2020743538145334">&lt;file-system-format&gt;</em> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b552945349145334">/dev/vdb1</strong></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p5243126995731">In this example, the <span class="filepath" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_filepath55769406711457"><b>ext4</b></span> format is used for the new partition.</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1580148193210"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b2150362315270">mkfs -t ext4 /dev/vdb1</strong></p>
<div class="p" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p458016833215">Information similar to the following is displayed:<pre class="screen" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_screen277612213119">[root@ecs-test-0001 ~]# mkfs -t ext4 /dev/vdb1
@ -132,12 +132,12 @@ Writing superblocks and filesystem accounting information: done</pre>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1758015813211">The formatting takes a period of time. Observe the system running status and do not exit.</p>
<div class="notice" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_note29186911243"><span class="noticetitle"><img src="public_sys-resources/notice_3.0-en-us.png"> </span><div class="noticebody"><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p262682811243">The partition sizes supported by file systems vary. Choose an appropriate file system format based on your service requirements.</p>
</div></div>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li1758111811323"><span>Create a mount point.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1038930410141"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b185866046992856">mkdir</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i214308114392856">Mount point</em></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li1758111811323"><span>Create a mount point.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1038930410141"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b14814141814249">mkdir</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_i20814518172414">&lt;mount-point&gt;</em></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p6697580910132">In this example, the <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b97471244387">/mnt/sdc</strong> mount point is created.</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p9581128153219"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b258111873210">mkdir /mnt/sdc</strong></p>
<div class="note" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_note1653352162717"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p153319214278">The <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1926517325558">/mnt</strong> directory exists on all Linux systems. If the mount point cannot be created, it may be that the <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b10608636145619">/mnt</strong> directory has been accidentally deleted. You can run <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1583931719296">mkdir -p /mnt/sdc</strong> to create the mount point.</p>
</div></div>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li62473867152927"><span>Mount the new partition on the created mount point.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1011938710557"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b608287909162747">mount</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i2056323561162747">Disk partition</em> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i1566529680162747">Mount point</em></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li62473867152927"><span>Mount the new partition on the created mount point.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1011938710557"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b1142415541314">mount</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_i742410512136">&lt;disk-partition&gt;</em> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_i174241255130">&lt;mount-point&gt;</em></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p2550130210557">In this example, the <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b10604235896">/dev/vdb1</strong> partition is mounted on <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b175162410917">/mnt/sdc</strong>.</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p5169551152959"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b18041179153011">mount /dev/vdb1 /mnt/sdc</strong></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li65228046151616"><span>Check the mount result.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p50181505151616"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b48980368151616">df -TH</strong></p>
@ -159,7 +159,7 @@ tmpfs tmpfs 398M 0 398M 0% /run/user/0
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p3301097119558">The example here uses UUIDs to identify disks in the <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1250394412233">fstab</strong> file. You are advised not to use device names to identify disks in the file because device names are assigned dynamically and may change (for example, from <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b1441445581613">/dev/vdb1</strong> to <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_b3928185701611">/dev/vdb2</strong>) after a <span id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_text33232815911">server</span> stop or start. This can even prevent the server from booting up.</p>
<div class="note" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_note6058396910219"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p838481110219">UUIDs are the unique character strings for identifying partitions in Linux.</p>
</div></div>
<ol id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_ol7409641133211"><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li840964143216"><span>Query the partition UUID.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p32760575102436"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b810771306145914">blkid</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i1994655083145914">Disk partition</em></p>
<ol id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_ol7409641133211"><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li840964143216"><span>Query the partition UUID.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p32760575102436"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b810771306145914">blkid</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i1994655083145914">&lt;disk-partition&gt;</em></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p54606997105845">In this example, the UUID of the <span class="parmname" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_parmname2013759973122928"><b>/dev/vdb1</b></span> partition is queried.</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p204811453103215"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b11565159153817">blkid /dev/vdb1</strong></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p13610514113319">Information similar to the following is displayed:</p>
@ -169,11 +169,11 @@ tmpfs tmpfs 398M 0 398M 0% /run/user/0
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li199421823183318"><span>Open the <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b972210581107">fstab</strong> file using the vi editor.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p9610114153320"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1361031419337">vi /etc/fstab</strong></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li941511389331"><span>Press <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b68180161176">i</strong> to enter editing mode.</span></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li8415123893310"><span>Move the cursor to the end of the file and press <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1084837140102256">Enter</strong>. Then, add the following information:</span><p><pre class="screen" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_screen8133145031318">UUID=0b3040e2-1367-4abb-841d-ddb0b92693df /mnt/sdc ext4 defaults 0 2</pre>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_li841512388338"><span>Press <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b8348192418548">Esc</strong>, enter <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b15351152418546">:wq</strong>, and press <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b7353142416544">Enter</strong>.</span><p><p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_p1141543813310">The system saves the configurations and exits the vi editor.</p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li17720613102410"><span>Verify that the disk is auto-mounted at startup.</span><p><ol type="a" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_ol199891910256"><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li1620791415268">Unmount the partition.<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p18208131462618"><a name="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li1620791415268"></a><a name="en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li1620791415268"></a><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1708526520162011">umount</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i1458842329162011">Disk partition</em></p>
</p></li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li17720613102410"><span>Verify that the disk is auto-mounted at startup.</span><p><ol type="a" id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_ol199891910256"><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li1620791415268">Unmount the partition.<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p18208131462618"><a name="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li1620791415268"></a><a name="en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li1620791415268"></a><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1708526520162011">umount</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_i1458842329162011">&lt;disk-partition&gt;</em></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p621161413262">In this example, run the following command:</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p1521115148260"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_b0213614192618">umount /dev/vdb1</strong></p>
</li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li2397162792610">Reload all the content in the <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b842352706104731">/etc/fstab</strong> file.<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p1739714278269"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_b63981278267">mount -a</strong></p>
</li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li9280203710269">Query the file system mounting information.<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p3282133715264"><a name="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li9280203710269"></a><a name="en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li9280203710269"></a><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1187012852919">mount</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b17601123382916">|</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1070716324521">grep</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_i2284337112614">Mount point</em></p>
</li><li id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li9280203710269">Query the file system mounting information.<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p3282133715264"><a name="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li9280203710269"></a><a name="en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_li9280203710269"></a><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1187012852919">mount</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b17601123382916">|</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1070716324521">grep</strong> <em id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_i2284337112614">&lt;mount-point&gt;</em></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p3286437112619">In this example, run the following command:</p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p18286123782619"><strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b925094342911">mount</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1725119437291">|</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b15324154395212">grep</strong> <strong id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_b1831387417">/mnt/sdc</strong></p>
<p id="EN-US_TOPIC_0085634797__en-us_topic_0000001809189108_en-us_topic_0000001808330216_en-us_topic_0142861223_p429163752616">If information similar to the following is displayed, automatic mounting has been configured:</p>

16
docs/ecs/umn/en-us_topic_0085634798.html
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@ -40,7 +40,7 @@ Disk Flags:
(parted) </pre>
</div>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p4012741718421">In the command output, the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b1148445363815">Partition Table</strong> value is <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b592417555382">unknown</strong>, indicating that no partition style is set for the new disk.</p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li51339901112856"><span>Set the disk partition style.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p9393560112945"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b1848002532151728">mklabel</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i1998704360151728">Disk partition style</em></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li51339901112856"><span>Set the disk partition style.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p9393560112945"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b1848002532151728">mklabel</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i1998704360151728">&lt;disk-partition-style&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p5919528411302">This command lets you control whether to use MBR or GPT for your partition table. In this example, GPT is used.</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p11418922112925"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b17959944112933">mklabel gpt</strong></p>
<div class="notice" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_note18848725104723"><span class="noticetitle"><img src="public_sys-resources/notice_3.0-en-us.png"> </span><div class="noticebody"><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0085245975_p11834286151113">The maximum disk size supported by MBR is 2 TiB, and that supported by GPT is 18 EiB. Because an EVS data disk currently supports up to 32 TiB, use GPT if your disk size is greater than 2 TiB.</p>
@ -59,7 +59,7 @@ Number Start End Size File system Name Flags
(parted) </pre>
</div>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p16339115010516">In the command output, the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706151643">Partition Table</strong> value is <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706151622">gpt</strong>, indicating that the disk partition style is GPT.</p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li2274037316228"><span>Enter <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706204829">unit s</strong> and press <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706204833">Enter</strong> to set the measurement unit of the disk to sector.</span></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li17033373105032"><span>Create a new partition.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1798722809"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b167419798">mkpart</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i39514141897">&lt;Partition name&gt; &lt;Start sector&gt;</em> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i795119141913">&lt;End sector&gt;</em></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li2274037316228"><span>Enter <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706204829">unit s</strong> and press <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706204833">Enter</strong> to set the measurement unit of the disk to sector.</span></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li17033373105032"><span>Create a new partition.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1798722809"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b167419798">mkpart</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i39514141897">&lt;partition-name&gt; &lt;start-sector&gt;</em> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i795119141913">&lt;end-sector&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p96086206616">In this example, run the following command:</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p630617311785"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b99791930996">mkpart test 2048s 100%</strong></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p6516336113613">In this example, one partition is created for the new data disk, starting on <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b38224135412">2048</strong> and using <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b47435535411">100%</strong> of the rest of the disk. The two values are used for reference only. You can determine the number of partitions and the partition size based on your service requirements.</p>
@ -91,7 +91,7 @@ vdb 253:16 0 100G 0 disk
└─vdb1 253:17 0 100G 0 part</pre>
</div>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p48773852105546">In the command output, <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b842352706161344">/dev/vdb1</strong> is the partition you created.</p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li958068193210"><span>Format the new partition with a desired file system format.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1169510295739"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b59009069215057">mkfs</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b189101114715057">-t</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i22062884215057">File system format</em> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b123674698515057">/dev/vdb1</strong></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li958068193210"><span>Format the new partition with a desired file system format.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1169510295739"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b138059318582">mkfs</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b18051831145811">-t</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i148051531145811">&lt;file-system-format&gt;</em> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b480533115584">/dev/vdb1</strong></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p5243126995731">In this example, the <span class="filepath" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_filepath8509192919564"><b>ext4</b></span> format is used for the new partition.</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1580148193210"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b2150362315270">mkfs -t ext4 /dev/vdb1</strong></p>
<div class="p" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p458016833215">Information similar to the following is displayed:<pre class="screen" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_screen01161834181220">[root@ecs-test-0001 ~]# mkfs -t ext4 /dev/vdb1
@ -120,12 +120,12 @@ Writing superblocks and filesystem accounting information: done</pre>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1758015813211">The formatting takes a period of time. Observe the system running status and do not exit.</p>
<div class="notice" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_note29186911243"><span class="noticetitle"><img src="public_sys-resources/notice_3.0-en-us.png"> </span><div class="noticebody"><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p262682811243">The partition sizes supported by file systems vary. Choose an appropriate file system format based on your service requirements.</p>
</div></div>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li1910362714149"><span>Create a mount point.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1910382791412"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b1856120194514">mkdir</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i956219198512">Mount point</em></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li1910362714149"><span>Create a mount point.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p1910382791412"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b1856120194514">mkdir</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i956219198512">&lt;mount-point&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p810320277141">In this example, the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b3203220165719">/mnt/sdc</strong> mount point is created.</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p171039270143"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b1110352719144">mkdir /mnt/sdc</strong></p>
<div class="note" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_note1653352162717"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p153319214278">The <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b1034415487519">/mnt</strong> directory exists on all Linux systems. If the mount point cannot be created, it may be that the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b4345184865117">/mnt</strong> directory has been accidentally deleted. You can run <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b1534594816513">mkdir -p /mnt/sdc</strong> to create the mount point.</p>
</div></div>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li17103172711414"><span>Mount the new partition on the created mount point.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p31039277141"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b16411837205110">mount</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i8642173720513">Disk partition</em> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i56430370511">Mount point</em></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li17103172711414"><span>Mount the new partition on the created mount point.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p31039277141"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b16411837205110">mount</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i8642173720513">&lt;disk-partition&gt;</em> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_i56430370511">&lt;mount-point&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p171037271142">In this example, the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b2730538175710">/dev/vdb1</strong> partition is mounted on <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b773063810574">/mnt/sdc</strong>.</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p51031027171414"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b5103122710147">mount /dev/vdb1 /mnt/sdc</strong></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_li47695742151459"><span>Check the mount result.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_p26608495151459"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_b38149863151459">df -TH</strong></p>
@ -147,7 +147,7 @@ tmpfs tmpfs 398M 0 398M 0% /run/user/0
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p3301097119558">The following example uses UUIDs to identify disks in the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b959310529528">fstab</strong> file. You are advised not to use device names (like <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b1537195685219">/dev/vdb1</strong>) to identify disks in the file because device names are assigned dynamically and may change (for example, from <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b23722564524">/dev/vdb1</strong> to <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b143721956105216">/dev/vdb2</strong>) after an <span id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_text60279752174534">ECS</span> stop or start. This can even prevent your <span id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_text33232815911">ECS</span> from booting up.</p>
<div class="note" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_note6058396910219"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p838481110219">UUIDs are the unique character strings for identifying partitions in Linux.</p>
</div></div>
<ol id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_ol7409641133211"><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_li840964143216"><span>Query the partition UUID.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p32760575102436"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b13381625135311">blkid</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i17339112585317">Disk partition</em></p>
<ol id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_ol7409641133211"><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_li840964143216"><span>Query the partition UUID.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p32760575102436"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b13381625135311">blkid</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i17339112585317">&lt;disk-partition&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p54606997105845">In this example, the UUID of the <span class="parmname" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_parmname17940826145318"><b>/dev/vdb1</b></span> partition is queried.</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p204811453103215"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_b11565159153817">blkid /dev/vdb1</strong></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p13610514113319">Information similar to the following is displayed:</p>
@ -157,11 +157,11 @@ tmpfs tmpfs 398M 0 398M 0% /run/user/0
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_li199421823183318"><span>Open the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b0929123395314">fstab</strong> file using the vi editor.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p9610114153320"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_b1361031419337">vi /etc/fstab</strong></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_li941511389331"><span>Press <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b1471015369538">i</strong> to enter editing mode.</span></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_li8415123893310"><span>Move the cursor to the end of the file and press <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b9334385531">Enter</strong>. Then, add the following information:</span><p><pre class="screen" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_screen8133145031318">UUID=0b3040e2-1367-4abb-841d-ddb0b92693df /mnt/sdc ext4 defaults 0 2</pre>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_li841512388338"><span>Press <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b28531410165414">Esc</strong>, enter <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b18853111015548">:wq</strong>, and press <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b9853910185413">Enter</strong>.</span><p><p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_p1141543813310">The system saves the configurations and exits the vi editor.</p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li17720613102410"><span>Verify that the disk is auto-mounted at startup.</span><p><ol type="a" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_ol199891910256"><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li1620791415268">Unmount the partition.<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p18208131462618"><a name="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li1620791415268"></a><a name="en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li1620791415268"></a><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b174620164547">umount</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i2046271605412">Disk partition</em></p>
</p></li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li17720613102410"><span>Verify that the disk is auto-mounted at startup.</span><p><ol type="a" id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_ol199891910256"><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li1620791415268">Unmount the partition.<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p18208131462618"><a name="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li1620791415268"></a><a name="en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li1620791415268"></a><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b174620164547">umount</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i2046271605412">&lt;disk-partition&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p621161413262">In this example, run the following command:</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p1521115148260"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_b0213614192618">umount /dev/vdb1</strong></p>
</li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li2397162792610">Reload all the content in the <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b421351925420">/etc/fstab</strong> file.<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p1739714278269"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_b63981278267">mount -a</strong></p>
</li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li9280203710269">Query the file system mounting information.<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p3282133715264"><a name="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li9280203710269"></a><a name="en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li9280203710269"></a><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b124661626175417">mount</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b1146652655417">|</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b846782615548">grep</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i9467726105412">Mount point</em></p>
</li><li id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li9280203710269">Query the file system mounting information.<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p3282133715264"><a name="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li9280203710269"></a><a name="en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_li9280203710269"></a><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b124661626175417">mount</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b1146652655417">|</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_b846782615548">grep</strong> <em id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_i9467726105412">&lt;mount-point&gt;</em></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p3286437112619">In this example, run the following command:</p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p18286123782619"><strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_b925094342911">mount</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_b1725119437291">|</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_b15324154395212">grep</strong> <strong id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_b1831387417">/mnt/sdc</strong></p>
<p id="EN-US_TOPIC_0085634798__en-us_topic_0000001809029272_en-us_topic_0000001808490156_en-us_topic_0044524669_en-us_topic_0142861223_p429163752616">If information similar to the following is displayed, automatic mounting has been configured:</p>

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<a name="EN-US_TOPIC_0116266207"></a><a name="EN-US_TOPIC_0116266207"></a>
<h1 class="topictitle1">Viewing Traces</h1>
<div id="body1528450810042"><div class="section" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_section5470822195238"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p333055219577">After you enable CTS and the management tracker is created, CTS starts recording operations on cloud resources. Cloud Trace Service (CTS) stores operation records (traces) generated in the last seven days.</p>
<div id="body1528450810042"><div class="section" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_section5470822195238"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p333055219577">After you enable Cloud Trace Service (CTS) and the management tracker is created, CTS starts recording operations on cloud resources. CTS stores operation records (traces) generated in the last seven days.</p>
</div>
<div class="section" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_section19271975203"><h4 class="sectiontitle">Viewing Real-Time Traces in the Trace List</h4><ol id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_ol4845175152710"><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li791871844313">Log in to the management console.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li79188188435">Click <span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image3220189363" src="en-us_image_0000001696838310.png" title="Click to enlarge" class="imgResize"></span> in the upper left corner and choose <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b112111833612">Management &amp; Deployment</strong> &gt; <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b172191811363">Cloud Trace Service</strong>. The CTS console is displayed.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li591831894316">Choose <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b09819412220">Trace List</strong> in the navigation pane on the left.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li6936134194312">Set filters to search for your desired traces, as shown in <a href="#EN-US_TOPIC_0116266207__en-us_topic_0179639644_fig139361441134311">Figure 1</a>. The following filters are available.<div class="fignone" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_fig139361441134311"><a name="EN-US_TOPIC_0116266207__en-us_topic_0179639644_fig139361441134311"></a><a name="en-us_topic_0179639644_fig139361441134311"></a><span class="figcap"><b>Figure 1 </b>Filters</span><br><span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image14936144112433" src="en-us_image_0000001744598325.png" title="Click to enlarge" class="imgResize"></span></div>
<div class="section" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_section19271975203"><h4 class="sectiontitle">Viewing Real-Time Traces in the Trace List</h4><ol id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_ol4845175152710"><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li791871844313">Log in to the management console.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li79188188435">Click <span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image2091881811436" src="en-us_image_0000001696838310.png" title="Click to enlarge" class="imgResize"></span> in the upper left corner and choose <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b785314592818">Management &amp; Deployment</strong> &gt; <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b031292616283">Cloud Trace Service</strong>. The CTS console is displayed.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li591831894316">Choose <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b09819412220">Trace List</strong> in the navigation pane on the left.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li6936134194312">Set filters to search for your desired traces, as shown in <a href="#EN-US_TOPIC_0116266207__en-us_topic_0179639644_fig139361441134311">Figure 1</a>. The following filters are available.<div class="fignone" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_fig139361441134311"><a name="EN-US_TOPIC_0116266207__en-us_topic_0179639644_fig139361441134311"></a><a name="en-us_topic_0179639644_fig139361441134311"></a><span class="figcap"><b>Figure 1 </b>Filters</span><br><span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image14936144112433" src="en-us_image_0000001744598325.png" title="Click to enlarge" class="imgResize"></span></div>
<div class="p" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p15936134119435"><ul class="subitemlist" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_ul20936164174314"><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li99361417432"><strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b179671714141513">Trace Type</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b179671014191515">Trace Source</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b4968714141517">Resource Type</strong>, and <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b14968101411516">Search By</strong>: Select a filter from the drop-down list.<ul id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_ul158893433010"><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li12760183118301">If you select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b389315891511">Resource ID</strong> for <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b3893858131515">Search By</strong>, specify a resource ID.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li12760203115305">If you select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b8997941831">Trace name</strong> for <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b199981541317">Search By</strong>, specify a trace name.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li197601031193019">If you select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b196612501258">Resource name</strong> for <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b177275015252">Search By</strong>, specify a resource name.</li></ul>
</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li15936204184311"><strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b98151395276">Operator</strong>: Select a user.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li6936184119437"><strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b6981161112286">Trace Status</strong>: Select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b1298716111281">All trace statuses</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b7987181115281">Normal</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b2988181112810">Warning</strong>, or <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b99881511132820">Incident</strong>.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li1993654144315">Time range: Select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b1840823133614">Last 1 hour</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b6408123118362">Last 1 day</strong>, or <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b12408231123610">Last 1 week</strong>, or specify a custom time range within the last seven days.</li></ul>
</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li15936204184311"><strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b98151395276">Operator</strong>: Select a user. </li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li6936184119437"><strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b6981161112286">Trace Status</strong>: Select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b1298716111281">All trace statuses</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b7987181115281">Normal</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b2988181112810">Warning</strong>, or <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b99881511132820">Incident</strong>.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li1993654144315">Time range: Select <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b1840823133614">Last 1 hour</strong>, <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b6408123118362">Last 1 day</strong>, or <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b12408231123610">Last 1 week</strong>, or specify a custom time range within the last seven days.</li></ul>
</div>
</li><li class="subitemlist" id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li094111715448">Click <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b55732514186">Query</strong>.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li29410170448">On the <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b176911834143214">Trace List</strong> page, you can also export and refresh the trace list.<ul id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_ul119414175448"><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li12946170445">Click <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b8907168171714">Export</strong> to export all traces in the query result as a CSV file. The file can contain up to 5,000 records.</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li394151717445">Click <span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image109421716440" src="en-us_image_0000001696678850.png" title="Click to enlarge" class="imgResize"></span> to view the latest information about traces.</li></ul>
</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li169491744418">Click <span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image9947176447" src="en-us_image_0000001744678489.jpg" title="Click to enlarge" class="imgResize"></span> on the left of a trace to expand its details.<p id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p1294101714446"></p>
@ -14,7 +14,7 @@
<p id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p1352018181294"></p>
<p id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p109481744411"></p>
</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li1094161784410">Click <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b139145611337">View Trace</strong> in the <strong id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_b1591756103313">Operation</strong> column. The trace details are displayed.<p id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_p1695161714447"><span><img id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_image1904172011220" src="en-us_image_0000001758618249.png" title="Click to enlarge" class="imgResize"></span></p>
</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li129561719446">For details about key fields in the trace structure, see <a href="https://docs.otc.t-systems.com/cloud-trace-service/umn/user_guide/trace_references/trace_structure.html#cts-03-0010" target="_blank" rel="noopener noreferrer">Trace Structure</a> and <a href="https://docs.otc.t-systems.com/cloud-trace-service/umn/user_guide/trace_references/example_traces.html" target="_blank" rel="noopener noreferrer">Example Traces</a> in the <em id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_i327125153611">CTS User Guide</em>.</li></ol>
</li><li id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_li129561719446">For details about key fields in the trace structure, see <a href="https://docs.otc.t-systems.com/cloud-trace-service/umn/user_guide/trace_references/trace_structure.html#cts-03-0010" target="_blank" rel="noopener noreferrer">Trace Structure</a> and <a href="https://docs.otc.t-systems.com/cloud-trace-service/umn/user_guide/trace_references/example_traces.html" target="_blank" rel="noopener noreferrer">Example Traces</a> in the <em id="EN-US_TOPIC_0116266207__en-us_topic_0179639644_i1765453563620">CTS User Guide</em>.</li></ol>
</div>
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</li><li id="EN-US_TOPIC_0120795802__li242695353416">Click the <strong id="EN-US_TOPIC_0120795802__b204529760620287">Advanced</strong> tab and then <strong id="EN-US_TOPIC_0120795802__b136827597320287">Settings</strong> in the <strong id="EN-US_TOPIC_0120795802__b191183138520287">Performance</strong> pane.<p id="EN-US_TOPIC_0120795802__p177075143919">The <strong id="EN-US_TOPIC_0120795802__b842352706175032">Performance Options</strong> dialog box is displayed.</p>
<div class="fignone" id="EN-US_TOPIC_0120795802__fig862604114509"><span class="figcap"><b>Figure 1 </b>Performance Options</span><br><span><img id="EN-US_TOPIC_0120795802__image56262041145014" src="en-us_image_0120795956.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="EN-US_TOPIC_0120795802__li106721058184510">Click the <strong id="EN-US_TOPIC_0120795802__b84235270617511">Advanced</strong> tab and then <strong id="EN-US_TOPIC_0120795802__b842352706175118">Background Services</strong> in the <strong id="EN-US_TOPIC_0120795802__b842352706175129">Processor scheduling</strong> pane.</li><li id="EN-US_TOPIC_0120795802__li1484614555110">Click <strong id="EN-US_TOPIC_0120795802__b842352706175148">Change</strong> in the <strong id="EN-US_TOPIC_0120795802__b842352706175157">Virtual memory</strong> pane.<p id="EN-US_TOPIC_0120795802__p13873141775217">The <strong id="EN-US_TOPIC_0120795802__b3447343517527">Virtual Memory</strong> dialog box is displayed.</p>
</li><li id="EN-US_TOPIC_0120795802__li251253135217">Configure virtual memory based on service requirements.<ul id="EN-US_TOPIC_0120795802__ul283116915542"><li id="EN-US_TOPIC_0120795802__li6831129105415"><strong id="EN-US_TOPIC_0120795802__b842352706175235">Automatically manage paging file size for all drives</strong>: Deselect the check box.</li><li id="EN-US_TOPIC_0120795802__li128319912545"><strong id="EN-US_TOPIC_0120795802__b842352706175249">Drive</strong>: Select the drive where the virtual memory file is stored.<p id="EN-US_TOPIC_0120795802__p1364411469215">You are advised not to select the system disk to store the virtual memory.</p>
</li><li id="EN-US_TOPIC_0120795802__li251253135217">Configure virtual memory based on service requirements.<ul id="EN-US_TOPIC_0120795802__ul283116915542"><li id="EN-US_TOPIC_0120795802__li6831129105415"><strong id="EN-US_TOPIC_0120795802__b842352706175235">Automatically manage paging file size for all drives</strong>: Deselect the checkbox.</li><li id="EN-US_TOPIC_0120795802__li128319912545"><strong id="EN-US_TOPIC_0120795802__b842352706175249">Drive</strong>: Select the drive where the virtual memory file is stored.<p id="EN-US_TOPIC_0120795802__p1364411469215">You are advised not to select the system disk to store the virtual memory.</p>
</li><li id="EN-US_TOPIC_0120795802__li198311935419"><strong id="EN-US_TOPIC_0120795802__b842352706175357">Custom size</strong>: Select <strong id="EN-US_TOPIC_0120795802__b54058137518448">Custom size</strong> and set <strong id="EN-US_TOPIC_0120795802__b8423527061855">Initial size</strong> and <strong id="EN-US_TOPIC_0120795802__b84235270618517">Maximum size</strong>.<p id="EN-US_TOPIC_0120795802__p91753619319">Considering <strong id="EN-US_TOPIC_0120795802__b842352706174735">Memory.dmp</strong> caused by blue screen of death (BSOD), you are advised to set <strong id="EN-US_TOPIC_0120795802__b710367371868">Initial size</strong> to <strong id="EN-US_TOPIC_0120795802__b84235270618617">16</strong> and <strong id="EN-US_TOPIC_0120795802__b112323638618624">Maximum size</strong> to <strong id="EN-US_TOPIC_0120795802__b84235270618641">4,096</strong>.</p>
</li></ul>
<div class="fignone" id="EN-US_TOPIC_0120795802__fig68314916547"><span class="figcap"><b>Figure 2 </b>Virtual Memory</span><br><span><img id="EN-US_TOPIC_0120795802__image1442205585616" src="en-us_image_0120795935.png" title="Click to enlarge" class="imgResize"></span></div>

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<p id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_p1479174514614"><a href="#EN-US_TOPIC_0186645877__en-us_topic_0184026189_fig8747114281212">Figure 1</a> shows the relationship between regions and AZs.</p>
<div class="fignone" id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_fig8747114281212"><a name="EN-US_TOPIC_0186645877__en-us_topic_0184026189_fig8747114281212"></a><a name="en-us_topic_0184026189_fig8747114281212"></a><span class="figcap"><b>Figure 1 </b>Regions and AZs</span><br><span><img class="vsd" id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_image12748194211128" src="en-us_image_0184026531.png"></span></div>
</div>
<div class="section" id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_section67281149192216"><h4 class="sectiontitle">Selecting a Region</h4><p id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_p68521454132212">Select a region closest to your target users for lower network latency and quick access.</p>
<div class="section" id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_section67281149192216"><h4 class="sectiontitle">Selecting a Region</h4><p id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_p68521454132212">You are advised to select a region close to you or your target users. This helps ensure low access latency.</p>
</div>
<div class="section" id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_section193971112578"><h4 class="sectiontitle">Selecting an AZ</h4><p id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_p859161416717">When deploying resources, consider your applications' requirements on disaster recovery (DR) and network latency.</p>
<ul id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_ul157203571473"><li id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_li7720175710711">For high DR capability, deploy resources in different AZs within the same region.</li><li id="EN-US_TOPIC_0186645877__en-us_topic_0184026189_li109763595719">For lower network latency, deploy resources in the same AZ.</li></ul>