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Lu, Huayi a24ca60074 DWS DEVELOPER 811 version 
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Lu, Huayi <luhuayi@huawei.com>
Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
2023-01-19 13:37:49 +00:00

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<a name="EN-US_TOPIC_0000001098975044"></a><a name="EN-US_TOPIC_0000001098975044"></a>
<h1 class="topictitle1">PV_FILE_STAT</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0000001098975044__en-us_topic_0059778743_p445714611712">By collecting statistics about the data file I/Os, <strong id="EN-US_TOPIC_0000001098975044__b107941755603">PV_FILE_STAT</strong> displays the I/O performance of the data to detect the performance problems, such as abnormal I/O operations.</p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001098975044__t72926f788b0e4d08bb237d4244d393cd" frame="border" border="1" rules="all"><caption><b>Table 1 </b>PV_FILE_STAT columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001098975044__r5db95cae7d8548a7a0efd058080f38a9"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001098975044__a020cfcb008924aa489395e297a10db1c"><strong id="EN-US_TOPIC_0000001098975044__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_0000001098975044__ace369c538cf743878c15464537006513">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_0000001098975044__acb6f8502463a4c3693e2a2c54e2d98eb">Description</p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0000001098975044__r44ae7cb396e94f92b928775dd5512722"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a131bb68894d54cf0a8aadfbd2a0ea488">filenum</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a514fc554929743bc80d104efad23cacb">oid</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__ac5dfd60aa7db468bbc835467055130b1">File ID</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r99fc988b2bb3405a98e5f0801bf05c80"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a161f833601384dcb994b640969f3bda3">dbid</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a3c4bad561586468ea8d6305d0c144bf5">oid</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__ace4d851ac6364b709006298ff19446a0">Database ID</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__rbadd7d7c1de1446ea488b10065f2645b"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__ae77323a679a249009be3d075b157b361">spcid</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a6d585bec9c324c2f8ccd9c3535f2da24">oid</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a6d7f2afb882846e6838f20121b5563ea">Tablespace ID</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r179b3817513a464d872fb1c6b23eac64"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a1ba7c6ace64e4aab96e5a2b62835519f">phyrds</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__acc24176fc9be4c7899775986b0e2568a">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__ad3d8e07c776a43daa5beadd79de9c654">Number of times of reading physical files</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__re27f17452e494a77953b87150004160a"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__ada5348eeec05446688e57a88c4ace5aa">phywrts</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__ad01ce43c61df4aac8e04f7c8a5c69d82">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__ad0fb1b12ce0648dca6f5b89873df5346">Number of times of writing into physical files</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__rbd2b20e31aca41c997c80a83c7c30814"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a591515820f8443229b36a1df338c9cfa">phyblkrd</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__ae659822dd1a94a289d1c6c6d0f3d0d52">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a43972d630be241f3b9f5d0a5d63bd17e">Number of times of reading physical file blocks</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r753863f89c1f469bb9c89f77a724c852"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a35f71ac70149492fbbb1b0f97a4d28f0">phyblkwrt</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__ad62d3d7be3504b328c0d2165e12a9458">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a548af47ea24e4e97ad47a2be1471fb6b">Number of times of writing into physical file blocks</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r20abbc859327498894280ee0ae57c509"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a8752d2475c2b4a7bbf1e68fabe6f2b65">readtim</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a9b1ae7c8bf0244ca8595e59e53e0545e">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a4bd90127a80c41edb9c4452e6dc3d6f2">Total duration of reading files. The unit is microsecond.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r42cdb105ecc640ad8a8c2d0c18c8c35b"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a891c249591f2420bbce42d5eeaf3ea98">writetim</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a2164f1e982f346d5b4700ae98cfb5927">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a65a61db43d9b4a0da14418a397aa372e">Total duration of writing files. The unit is microsecond.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__ra9675443030d4bbaa9b2f392fb85d68f"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__ade154c68bf3f4cc99e71ade297d79ce1">avgiotim</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a9f5f13f2d76f457bbca1e2f4d89dbd89">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a87c12b38a9fe4c8cbad1187300d89c6f">Average duration of reading and writing files. The unit is microsecond.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r467c53bf61fc4b2992c8e8e1350fd63e"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__a7ad93d5c52b846b1949176b1e247b0a2">lstiotim</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__a28062cee825645dc9826842be9bd80b9">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a369b351b6ccd4f5fbfb02d3161fee854">Duration of the last file reading. The unit is microsecond.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r6ef83a02b4f54f77895042af0254f9d7"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__af1e25c0753364d599c973b48ec5252c7">miniotim</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__ac99b8cd6562e44878e5c0c4677eb370c">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__a13cbb36d7aae4337bd20884f353dabd5">Minimum duration of reading and writing files. The unit is microsecond.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001098975044__r091738ff00a34fca88814d86ca95d3e5"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001098975044__ab28639c57d534f0dadc7a016f9ac4bca">maxiowtm</p>
</td>
<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001098975044__aa1165e7be3c041b9bf1703aba37c3484">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001098975044__aab6f6b38eea34e6fbe8a97e8f05343d2">Maximum duration of reading and writing files. The unit is microsecond.</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>
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