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Lu, Huayi
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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>
46 lines
6.9 KiB
HTML
46 lines
6.9 KiB
HTML
<a name="EN-US_TOPIC_0000001460882212"></a><a name="EN-US_TOPIC_0000001460882212"></a>
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<h1 class="topictitle1">PGXC_TOTAL_MEMORY_DETAIL</h1>
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<div id="body8662426"><p id="EN-US_TOPIC_0000001460882212__en-us_topic_0059777661_p15685940576"><strong id="EN-US_TOPIC_0000001460882212__b385494712468">PGXC_TOTAL_MEMORY_DETAIL</strong> displays the memory usage in the cluster. Only the system administrator or the preset role <strong id="EN-US_TOPIC_0000001460882212__b1025752864810">gs_role_read_all_stats</strong> can access this view.</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001460882212__t12c8141fdbc947e8a8a2b0f64d40d09a" frame="border" border="1" rules="all"><caption><b>Table 1 </b>PGXC_TOTAL_MEMORY_DETAIL columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001460882212__r8cf0600efbda4ccb80c521136de543d3"><th align="left" class="cellrowborder" valign="top" width="21.11%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001460882212__afbe7fe3528aa4d23a961fb047a3be366"><strong id="EN-US_TOPIC_0000001460882212__b84235270691445">Name</strong></p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="23.94%" id="mcps1.3.2.2.4.1.2"><p id="EN-US_TOPIC_0000001460882212__a32766e1c79fc45b5a8bc604d73582551">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="54.949999999999996%" id="mcps1.3.2.2.4.1.3"><p id="EN-US_TOPIC_0000001460882212__a37865a77d1a4411998bbb8d0892f7e33">Description</p>
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</tr>
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</thead>
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<tbody><tr id="EN-US_TOPIC_0000001460882212__rb2034c63c26a42878972feee0aaf554d"><td class="cellrowborder" valign="top" width="21.11%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001460882212__a4255c2fdfa3944038f5c53c34b17bcba">nodename</p>
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</td>
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<td class="cellrowborder" valign="top" width="23.94%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001460882212__a048a766f045f42e4908574fc602be1e3">text</p>
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</td>
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<td class="cellrowborder" valign="top" width="54.949999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001460882212__ad5e40e27d52f4320a2a7479a8d842bee">Node name</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001460882212__r1d9ae1473ccf4db4bafa076c23fe60dc"><td class="cellrowborder" valign="top" width="21.11%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001460882212__ab98cfc1427d445ef9f580cc190dbf330">memorytype</p>
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</td>
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<td class="cellrowborder" valign="top" width="23.94%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001460882212__ae486bb6cf321445aae5d6cb4c378a1d4">text</p>
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<td class="cellrowborder" valign="top" width="54.949999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001460882212__ab481e8c6703947ae91982c6eab8b06ef">Memory name, which can be set to any of the following values:</p>
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<ul id="EN-US_TOPIC_0000001460882212__ud082426e3d204b30832ab47d1105272d"><li id="EN-US_TOPIC_0000001460882212__l744343e707f548779fe0a01c1c9631cf"><strong>max_process_memory</strong>: memory used by a <span>GaussDB(DWS)</span> cluster instance</li><li id="EN-US_TOPIC_0000001460882212__l54d40739dd85417a82bd71d280e5e94c"><strong>process_used_memory</strong>: memory used by a <span>GaussDB(DWS)</span> process</li><li id="EN-US_TOPIC_0000001460882212__l1fef9593d68d447185d9a5b5937c98b7"><strong>max_dynamic_memory</strong>: maximum dynamic memory</li><li id="EN-US_TOPIC_0000001460882212__l81a19c4416b0430e9030ccab2c69c9dd"><strong>dynamic_used_memory</strong>: used dynamic memory</li><li id="EN-US_TOPIC_0000001460882212__l60ad02d874ed43df8d4d1b13cb7b5bb6"><strong>dynamic_peak_memory</strong>: dynamic peak value of the memory</li><li id="EN-US_TOPIC_0000001460882212__l1c2aa00ac9044aafae2d66831ea8652f"><strong>dynamic_used_shrctx</strong>: maximum dynamic shared memory context</li><li id="EN-US_TOPIC_0000001460882212__l56906e652c224e6a92160f010a13b04f"><strong>dynamic_peak_shrctx</strong>: dynamic peak value of the shared memory context</li><li id="EN-US_TOPIC_0000001460882212__l9d94b32d3d3b4c4fa6f12b0667e28917"><strong>max_shared_memory</strong>: maximum shared memory</li><li id="EN-US_TOPIC_0000001460882212__lc568e99a46d14f068d4882de1d1c4c93"><strong>shared_used_memory</strong>: used shared memory</li><li id="EN-US_TOPIC_0000001460882212__le50850c8ac5b4a7d83e16fada7430529"><strong>max_cstore_memory</strong>: maximum memory allowed for column store</li><li id="EN-US_TOPIC_0000001460882212__l031a9b69d10c4a4ab6d4faecc24e2f90"><strong>cstore_used_memory</strong>: memory used for column store</li><li id="EN-US_TOPIC_0000001460882212__lf95f63ff7b9a4e4e8cacec7114f4a111"><strong>max_sctpcomm_memory</strong>: maximum memory allowed for the communication library</li><li id="EN-US_TOPIC_0000001460882212__l8318345879ac493dbbbccc96fcc89d98"><strong>sctpcomm_used_memory</strong>: memory used for the communication library</li><li id="EN-US_TOPIC_0000001460882212__l123694d5ff594f7085ac387396467353"><strong>sctpcomm_peak_memory</strong>: memory peak of the communication library</li><li id="EN-US_TOPIC_0000001460882212__l3c7e36f491cb4d3d886d7edba849511b"><strong>other_used_memory</strong>: other used memory</li><li id="EN-US_TOPIC_0000001460882212__li250633215716"><strong>gpu_max_dynamic_memory</strong>: maximum GPU memory</li><li id="EN-US_TOPIC_0000001460882212__li1479734419715"><strong>gpu_dynamic_used_memory</strong>: sum of the available GPU memory and temporary GPU memory</li><li id="EN-US_TOPIC_0000001460882212__li205131656574"><strong>gpu_dynamic_peak_memory</strong>: maximum memory used for GPU</li><li id="EN-US_TOPIC_0000001460882212__li617075912714"><strong>pooler_conn_memory</strong>: memory used for pooler connections</li><li id="EN-US_TOPIC_0000001460882212__li1359887886"><strong>pooler_freeconn_memory</strong>: memory used for idle pooler connections</li><li id="EN-US_TOPIC_0000001460882212__li4264121610817"><strong>storage_compress_memory</strong>: memory used for column-store compression and decompression</li><li id="EN-US_TOPIC_0000001460882212__li1141132413812"><strong>udf_reserved_memory</strong>: memory reserved for the <strong>UDF Worker</strong> process</li><li id="EN-US_TOPIC_0000001460882212__li195031032988"><strong>mmap_used_memory</strong>: memory used for <strong>mmap</strong></li></ul>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001460882212__r15b57ef3d023477086717a18e0b1c9b9"><td class="cellrowborder" valign="top" width="21.11%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001460882212__a18b6455aaa864b5a80648d92d39cd77d">memorymbytes</p>
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</td>
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<td class="cellrowborder" valign="top" width="23.94%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001460882212__ade18898986564433a8574fc7049d8e02">integer</p>
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</td>
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<td class="cellrowborder" valign="top" width="54.949999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001460882212__ad792e5fb1c46409f82c8a42b409097dc">Size of the used memory (MB)</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dws_04_0639.html">System Views</a></div>
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</div>
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</div>
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