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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_0000001233761907"></a><a name="EN-US_TOPIC_0000001233761907"></a>
<h1 class="topictitle1">PG_COMM_STATUS</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0000001233761907__en-us_topic_0059777625_p514221585113"><strong id="EN-US_TOPIC_0000001233761907__b6388131416395">PG_COMM_STATUS</strong> displays the communication library status for a single DN.</p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001233761907__ted08a1e3a9bd4aeb9dcc3ea261077866" frame="border" border="1" rules="all"><caption><b>Table 1 </b>PG_COMM_STATUS columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001233761907__r40bdf45cf34e4fedb1d42018de14a58a"><th align="left" class="cellrowborder" valign="top" width="25.77%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001233761907__ab8272e6d67f146faaa6629df1c325076"><strong id="EN-US_TOPIC_0000001233761907__b84235270691445">Name</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="16.73%" id="mcps1.3.2.2.4.1.2"><p id="EN-US_TOPIC_0000001233761907__ab055973fe1ef4790adb87ddec467eb95">Type</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="57.49999999999999%" id="mcps1.3.2.2.4.1.3"><p id="EN-US_TOPIC_0000001233761907__a83f76301abdb45b38e4246e4ecf48551">Description</p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0000001233761907__r13afc8ef4c914d878176eb8ad99e69a8"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__abaf220a1d34b4d449002f0630f019234">node_name</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__a941d3393174d4b22ab368b80443fe872">text</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__a2b9e153821964130a92d838b87570c3d">Specifies the node name.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__r9abc65e14f3d4d4f8afcf977a59231ad"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__ad74e0f3566224386a06f1a3148e08298">rxpck/s</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__a1d049cf25feb4471b503c38982ee7a5a">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__a89a1563f76994ae1a545ee4dd422a781">Receiving rate of the communication library on a node. The unit is byte/s.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__rf816addd09ff4e4c82c5ce8666b13a71"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__a8557e5afdac14132986944839c365d21">txpck/s</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__a8daaece48c9149b2bf3b6c3052f90570">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__ae2c7c7082868459e824cb49c9c6faf9d">Sending rate of the communication library on a node. The unit is byte/s.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row1944494192914"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p194441341182910">rxkB/s</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p164459411296">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p1445174113299">Receiving rate of the communication library on a node. The unit is KB/s.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row1141510492295"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p1450471714313">txkB/s</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p413191016347">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p154168491294">Sending rate of the communication library on a node. The unit is KB/s.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row172777537299"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p05041817183115">buffer</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p17714191010345">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p11277165392915">Size of the buffer of the Cmailbox.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row1086665615294"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p13504121713115">memKB(libcomm)</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p1623131273420">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p3867356162912">Communication memory size of the <strong id="EN-US_TOPIC_0000001233761907__b102251230263">libcomm</strong> process, in KB.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row19386121103016"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p850431763114">memKB(libpq)</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p2375616173414">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p638701193012">Communication memory size of the <strong id="EN-US_TOPIC_0000001233761907__b073814558613">libpq</strong> process, in KB.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row195514953012"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p0504131793113">%USED(PM)</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p16955159103010">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p11955199163010">Real-time usage of the postmaster thread.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row7283175173020"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p1150417176318">%USED (sflow)</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p16283105173020">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p628317517303">Real-time usage of the <strong id="EN-US_TOPIC_0000001233761907__b15184261177">gs_sender_flow_controller</strong> thread.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row737922963112"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p113604596316">%USED (rflow)</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p938042917314">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p173805294315">Real-time usage of the <strong id="EN-US_TOPIC_0000001233761907__b14131939978">gs_receiver_flow_controller</strong> thread.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__row9206533143119"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__p13609591313">%USED (rloop)</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__p19207133312317">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__p220723310318">Highest real-time usage among multiple <strong id="EN-US_TOPIC_0000001233761907__b13332411083">gs_receivers_loop</strong> threads.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001233761907__rece6fe70debe473bbfa868adc30fba01"><td class="cellrowborder" valign="top" width="25.77%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233761907__ac8de0739eb9f4664b07a3beff0e0f6ae">stream</p>
</td>
<td class="cellrowborder" valign="top" width="16.73%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233761907__ab413cbe0621c4255a042db7673df0d52">integer</p>
</td>
<td class="cellrowborder" valign="top" width="57.49999999999999%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233761907__aa6d308ab0437402dba0e5752d80c97cd">Total number of used logical connections.</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div>
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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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