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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_0000001188482250"></a><a name="EN-US_TOPIC_0000001188482250"></a>
<h1 class="topictitle1">PV_FILE_STAT</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0000001188482250__en-us_topic_0059778743_p445714611712">By collecting statistics about the data file I/Os, <strong id="EN-US_TOPIC_0000001188482250__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_0000001188482250__te559fc364a3c454188517e42392a099d" frame="border" border="1" rules="all"><caption><b>Table 1 </b>PV_FILE_STAT columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001188482250__rfcf547fbef3b439689e3e44be3317e8b"><th align="left" class="cellrowborder" valign="top" width="19.6%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001188482250__ad31efea7bcc04047b581edca2ff6da18"><strong id="EN-US_TOPIC_0000001188482250__b84235270691445">Name</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="20.380000000000003%" id="mcps1.3.2.2.4.1.2"><p id="EN-US_TOPIC_0000001188482250__aff248a77c0c0469691878c464fdc53f6">Type</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="60.019999999999996%" id="mcps1.3.2.2.4.1.3"><p id="EN-US_TOPIC_0000001188482250__acfaa4ebda14243e3941d4218fb678a4c">Description</p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0000001188482250__rb1e746d2862f45f09999398e236f732d"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a7a0971b401764de7bd1e82ea15c6bcb0">filenum</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a26671f6127b84e629c283f1bfe5b4e57">oid</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__ae090b9f71c7d4eeeb73d5af4f5e294ce">File ID</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__rd4b7faf76f494c4ba3b290b192ccea37"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a04ed4c046428481f8ecacfb5954a8769">dbid</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__afa4d46a822b64f378b7de13342b3c6be">oid</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a67444d4165d14885b170fada090d2824">Database ID</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__ra069e2c1af1e4b2dba1bf15aece07870"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a139f57ca0dff4b3d96c4fe04b34a3ae5">spcid</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a8277e32a1572442b88862824c2e637e0">oid</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a7f74054645054dae93901903cbe10c79">ID of a tablespace</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__re5941ace386348dea639899927926436"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a662f8ddb4a14455a9c638a27b014834c">phyrds</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a99e056d3f137484baf411f0ba97d2d07">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__abfe8a1dd21f54bfeaa80c839a0d1bb2d">Number of times of reading physical files</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__r9bf5e704b4964676b7e30b6dd2073512"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__ada18df594b8441c0bcb1242a50a96c78">phywrts</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a663ca38d952d47a8a68b82f6b1376fa7">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__ab0f6cc7efbf94aac844866806635ff72">Number of times of writing into physical files</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__r48f77c5929354340a856561d971a30e7"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a7758c02c8db4438f85379e6644ef16cf">phyblkrd</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__af1fa1ee6b82747fa881bd403726c58a3">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a60d2812d6fa24d369f2c7719f3da75e1">Number of times of reading physical file blocks</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__r9449f159df9d47de9d9434226376b042"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__acf8c5a31e35f423a9707673498fe07a2">phyblkwrt</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a684336be8c4d432c95083fb5f77d2b64">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a84e1341c9062468e8aa6a7bf7e227f6f">Number of times of writing into physical file blocks</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__rc74ff3baa44745f78913a1b6be57e6a2"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a75fb112bfefe4a2ea1cf1f955dd522f2">readtim</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__af888e6effa8c4c1dbe06a5f1649a2d3e">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a81e352063369416c8c72ea22eeaa9134">Total duration of reading files, in microseconds</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__r239133c2e2d04ebf8106280b4e08cf44"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a0b815e85169f45d0b5178a72fbcff554">writetim</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a9da49853201f4e608bb07cc8ccb49f22">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a8e5a036784784377b906526f470135ee">Total duration of writing files, in microseconds</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__rc065cd38578c440d8678c042891954eb"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__aecbce78dfe7b46febc10951cea635858">avgiotim</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a8624f214c40f4793a8725b5cd9ff1c32">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a305ff2db4b4f480981efd3acd46215a9">Average duration of reading and writing files, in microseconds</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__r8478dde0d48141d680acff0bf225432b"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__afb7d7e0f4dae4344828afd500b78588b">lstiotim</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__aea4c9c2c0a0c4ebb8032a16dc0d14116">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a0094fa0581394dd3acef154884af92fb">Duration of the last file reading, in microseconds</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__rf0b398f8d1f046c295367a173c27f89a"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__adecabb39cc774b82a9fcac4a0e526df6">miniotim</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__afa3bb5eafb1c41af9a03702b2e3f9049">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__aa38c153d22df4c51ae93d773c185d3f5">Minimum duration of reading and writing files, in microseconds</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001188482250__rb4b3afd0d5dd4326995f42513bba21ff"><td class="cellrowborder" valign="top" width="19.6%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001188482250__a725abe9818b44b14beb4ccf1120b7f60">maxiowtm</p>
</td>
<td class="cellrowborder" valign="top" width="20.380000000000003%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001188482250__a0dceaa89403945a7acc32b8d4b887cf4">bigint</p>
</td>
<td class="cellrowborder" valign="top" width="60.019999999999996%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001188482250__a78899ad7f8f54b64b2b3f3eae678a0d7">Maximum duration of reading and writing files, in microseconds</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>
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