doc-exports/docs/dws/dev/dws_04_0712.html
Lu, Huayi e6fa411af0 DWS DEV 830.201 version
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: Lu, Huayi <luhuayi@huawei.com>
Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
2024-05-16 07:24:04 +00:00

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<a name="EN-US_TOPIC_0000001188482134"></a><a name="EN-US_TOPIC_0000001188482134"></a>
<h1 class="topictitle1">GS_STAT_DB_CU</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0000001188482134__a4a5d56b4c07b4f509207eb435caf9ae7"><strong id="EN-US_TOPIC_0000001188482134__b842352706211821">GS_STAT_DB_CU</strong> displays CU hits of each database in each node of a cluster. You can clear it using <strong id="EN-US_TOPIC_0000001188482134__b842352706211914">gs_stat_reset()</strong>.</p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001188482134__t2eef15d52c40478590419c87b8ce1137" frame="border" border="1" rules="all"><caption><b>Table 1 </b>GS_STAT_DB_CU columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001188482134__r3874fe63e71c48d0805c3fc78a6507a7"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001188482134__a6cc77522503947ecb8d29161b0b683d4"><strong id="EN-US_TOPIC_0000001188482134__b84235270691445">Name</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.2.2.4.1.2"><p id="EN-US_TOPIC_0000001188482134__a3bb30d64235340039e2a0805d114f23a">Type</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="60%" id="mcps1.3.2.2.4.1.3"><p id="EN-US_TOPIC_0000001188482134__a10b76860c5134ddf88e703b9410e9df9">Description</p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0000001188482134__r709e7876777e417581d9fadfeefee163"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482134__a6e966b986f864ba58f34f8da1c946701">node_name1</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482134__a4b70bbf5455f4c268cb3fce2b7d44629">text</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482134__a945f9a0e99cc4be3b2368bdab3b9ac45">Node name</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482134__r4d92fcaf36c1466f9da1d322b55f36bc"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482134__a358ef1ebe865411db4f2a2617cc419d6">db_name</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482134__a254495c0c8c24e549df94bdb8f70e107">text</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482134__affa30daee3a04705a7e4bf9c1ee2f449">Database name</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482134__r32dade369497419193db25e3591f346f"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482134__a3b22392ed8544b11becc7d7a32d392bc">mem_hit</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482134__a9953811fa83041b3b5b33553e17974b3">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482134__a66e2ddc94bd345569774928a0f7cde88">Number of memory hits</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482134__r196391d6351b45b39d0d12c43fee9413"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482134__ac6480c148ecd4d4789b7ad87f69d0236">hdd_sync_read</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482134__a2b40b4d26e414b939fa94bbcd48ea940">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482134__af2f3a6f429874e66a851eb2140532b00">Number of disk synchronous reads</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482134__rd0a60967cd7648919834d645fa1c2ec6"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482134__a0c4c38f664b94238bc93b90e3b58d43b">hdd_asyn_read</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482134__afe1b3da88f00442084ad4a085af890ca">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482134__a9a513fa1971c4774b7c48b0adbcbc3c7">Number of disk asynchronous reads</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="dws_04_0639.html">System Views</a></div>
</div>
</div>