99 lines
8.6 KiB
HTML
99 lines
8.6 KiB
HTML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html lang="en-us" xml:lang="en-us">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 2005" />
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<meta name="DC.rights.owner" content="(C) Copyright IBM Corporation 2005" />
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Resource Interval Report - Disk Utilization Summary" />
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<meta name="abstract" content="The Disk Utilization summary of the Resource interval report displays detailed disk information by time intervals." />
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<meta name="description" content="The Disk Utilization summary of the Resource interval report displays detailed disk information by time intervals." />
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<meta name="DC.Relation" scheme="URI" content="rzahxreportperftools.htm" />
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<meta name="DC.Format" content="XHTML" />
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<meta name="DC.Identifier" content="rzahxresourceex1" />
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<meta name="DC.Language" content="en-us" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Resource Interval Report - Disk Utilization Summary</title>
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</head>
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<body id="rzahxresourceex1"><a name="rzahxresourceex1"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Resource Interval Report - Disk Utilization Summary</h1>
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<div><p>The Disk Utilization summary of the Resource interval report displays
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detailed disk information by time intervals.</p>
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<div class="section"><p>Information is shown for all disk arms that are configured on
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the system. Also, the disk arm with the highest utilization and the disk arm
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with the highest average seek time for each time interval are shown. Consistent
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disk arm utilization at or above the threshold value will affect system performance
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and cause longer response times and/or less throughput. Changes to this section
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of the report include:</p>
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<img src="./delta.gif" alt="Start of change" /><ul><li>The values under the <samp class="codeph">Disk Space Used</samp> column are now expressed
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in gigabytes.</li>
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</ul><img src="./deltaend.gif" alt="End of change" />
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</div>
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<div class="example"><img src="./delta.gif" alt="Start of change" /><h4 class="sectiontitle">Example</h4><pre> Resource Interval Report 08/30/05 13:20:51
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Disk Utilization Summary Page 1
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Member . . . : PTFVTR54 Model/Serial . : 825/10-D0BFD Main storage . . : 3072.0 MB Started . . . : 08/05/05 09:00:01
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Library . . : PTFVTR54 System name . . : MEXGPL08 Version/Release . : 5/4.0 Stopped . . . : 08/05/05 11:00:00
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Partition ID : 001 Feature Code . : 7418-2473-7418
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Average Average Average High High High Disk
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Itv Average Reads Writes K Per Avg High Util Srv Srv Space
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End I/O /Sec /Sec /Sec I/O Util Util Unit Time Unit Used (GB)
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----- --------- -------- -------- ------- ----- ----- ---- ----- ---- -----------
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09:05 29.2 3.5 25.7 6.6 .7 1.4 0003 .0012 0003 92.776
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09:10 10.8 .8 9.9 7.7 .3 .6 0002 .0017 0002 92.782
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09:15 10.6 .8 9.7 7.8 .2 .3 0003 .0008 0003 92.788
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09:20 10.9 1.0 9.9 7.7 .0 .1 0002 .0004 0002 92.795
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09:25 21.5 7.2 14.3 9.3 1.1 1.6 0001 .0022 0001 92.822
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09:30 18.3 4.2 14.1 10.3 .5 .6 0001 .0014 0001 92.829
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09:35 18.6 7.6 11.0 7.1 .6 1.0 0001 .0014 0001 92.857
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09:40 36.5 8.7 27.7 6.9 1.3 1.6 0003 .0017 0003 92.811
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09:45 19.6 3.4 16.1 7.3 .3 .8 0001 .0012 0001 92.818
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09:50 10.6 1.1 9.4 7.8 .3 1.0 0001 .0033 0001 92.835
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09:55 10.0 .8 9.2 8.0 .3 .8 0001 .0026 0001 92.841
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10:00 53.8 14.8 38.9 8.4 1.6 2.1 0001 .0015 0001 92.892
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10:05 37.0 16.4 20.5 10.3 1.8 2.1 0001 .0025 0001 92.903
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10:10 224.0 138.7 85.2 8.9 14.1 14.8 0001 .0022 0001 92.913
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10:15 66.4 22.1 44.2 11.9 1.5 3.0 0003 .0009 0003 92.974
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10:20 166.5 33.0 133.4 7.8 2.8 4.3 0003 .0006 0003 92.980
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10:25 161.9 41.5 120.3 9.2 3.3 5.1 0003 .0007 0003 92.957
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10:30 24.8 8.7 16.0 10.4 1.3 1.5 0003 .0022 0001 93.018
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10:35 13.9 4.0 9.9 8.6 .9 1.3 0003 .0028 0003 93.060
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10:40 23.9 8.0 15.8 8.7 .7 1.3 0003 .0014 0003 93.075
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10:45 14.1 3.4 10.7 8.3 .6 .8 0003 .0017 0003 92.988
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10:50 43.8 12.4 31.3 7.4 .6 .8 0001 .0008 0001 92.982
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10:55 29.9 2.8 27.1 8.4 .5 .8 0002 .0007 0002 93.008
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11:00 31.0 4.3 26.7 5.8 .5 .8 0003 .0000 0003 92.999
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--------- -------- -------- ------- -----
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Average: 45.3 14.6 30.7 8.6 1.5
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Itv End -- Interval end time (hour and minute)
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Average Phys I/O /Sec -- Average number of physical I/O operations per second
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Average Reads / Sec -- Average number of physical reads per second
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Average Writes /Sec -- Average number of physical writes per second
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Average K Per I/O -- Average number of kilobytes (1024) per I/O operation
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Avg Util -- Average percent utilization of all disk arms
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High Util -- Highest percent utilization for a disk arm
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High Util Unit -- Disk arm with the highest utilization percent
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High Srv Time -- Highest average service time in seconds
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High Srv Unit -- Disk arm with the highest service time
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Disk Space Used -- Total disk space used in Gigabytes (1024)
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</pre>
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<img src="./deltaend.gif" alt="End of change" /></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="rzahxreportperftools.htm" title="Performance Tools reports provide information on data that has been collected over time. Use these reports to get additional information about the performance and use of system resources.">Performance Tools reports</a></div>
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</div>
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</div>
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</body>
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</html>
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