111 lines
9.0 KiB
HTML
111 lines
9.0 KiB
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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 name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Pool Interval Report - Pool Activity" />
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<meta name="abstract" content="The Pool activity section of the Pool interval report displays the performance information on the storage pools at various time intervals." />
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<meta name="description" content="The Pool activity section of the Pool interval report displays the performance information on the storage pools at various time intervals." />
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<meta name="DC.Relation" scheme="URI" content="rzahxreportperftools.htm" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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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>Pool Interval Report - Pool Activity</title>
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</head>
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<body id="rzahxpoolex2"><a name="rzahxpoolex2"><!-- --></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">Pool Interval Report - Pool Activity</h1>
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<div><p>The Pool activity section of the Pool interval report displays
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the performance information on the storage pools at various time intervals.</p>
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<div class="section"><p>One line is printed for each active pool that existed during each
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selected interval. Changes to this section of the report include:</p>
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<img src="./delta.gif" alt="Start of change" /><ul><li>The <samp class="codeph">Size</samp> column values are now expressed in gigabytes.</li>
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<li>The <samp class="codeph">CPU Util</samp> (Average CPU utilization by the transactions
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in the pool) column is expanded by 1 decimal position to show more precision.</li>
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<li>The following columns are expanded by 1 space, in order to show values
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up to 9999.9:<ul><li><samp class="codeph">Synchronous DBR</samp></li>
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<li><samp class="codeph">Synchronous DBW</samp></li>
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<li><samp class="codeph">Synchronous NDBR</samp></li>
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<li><samp class="codeph">Synchronous NDBW</samp></li>
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<li><samp class="codeph">Asynchronous DBR</samp></li>
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<li><samp class="codeph">Asynchronous DBW</samp></li>
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<li><samp class="codeph">Asynchronous NDBR</samp></li>
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<li><samp class="codeph">Asynchronous NDBW</samp></li>
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</ul>
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</li>
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<li>The <samp class="codeph">A-W</samp> (Most active-to-wait transitions) column is expanded
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by 1 space in order to show values up to 6 digits. </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> Pool Interval Report 08/30/05 12:18:33
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Pool Activity Page 45
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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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-------- Physical I/O per Transaction --------- --------------- Job Maximums --------------
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Itv Act Size CPU ----- Synchronous ----- ----- Asynchronous ---- CPU Phy
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End PL Lvl (GB) Util Tns DBR DBW NDBR NDBW DBR DBW NDBR NDBW Util I/O Tns Rsp A-W W-I A-I
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----- -- ----- -------- ------ -------- ----- ----- ----- ----- ----- ----- ----- ----- ----- ------- ----- ------ ------ ---- ----
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09:00 2 112 2.388 1.90 0 11.5 140 0 .00 258 0 0
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09:00 3 75 .292 .00 0 .0 0 0 .00 1 0 0
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09:01 2 112 2.388 .29 0 .0 43 0 .00 233 0 0
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09:01 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:01 2 112 2.388 1.39 0 .9 6575 0 .00 285 0 0
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09:01 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:02 2 112 2.388 .39 0 .1 304 0 .00 234 0 0
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09:02 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:02 2 112 2.388 .51 0 .1 275 0 .00 272 0 0
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09:02 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:03 2 112 2.388 .38 0 .0 298 0 .00 235 0 0
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09:03 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:03 2 112 2.388 .53 0 .1 298 0 .00 266 0 0
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09:03 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:04 2 112 2.388 .37 0 .0 291 0 .00 235 0 0
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09:04 3 75 .292 .00 0 .0 0 0 .00 2 0 0
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09:04 2 112 2.388 .52 0 .1 257 0 .00 258 0 0
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Itv End -- Interval end time (hour and minute)
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PL -- Pool identifier
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Act Lvl -- Activity level of the pool
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Size (GB) -- Size of the pool (Gigabytes)
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CPU Util -- Average CPU utilization by the transactions in the pool. This is the average of all processors
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Tns -- Number of transactions in the pool
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Physical I/O per Trans -- Average physical disk I/O operations per transaction in the pool
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Synchronous DBR -- Average synchronous data base reads per transaction
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Synchronous DBW -- Average synchronous data base writes per transaction
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Synchronous NDBR -- Average synchronous non-data base reads per transaction
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Synchronous NDBW -- Average synchronous non-data base writes per transaction
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Asynchronous DBR -- Average asynchronous data base reads per transaction
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Asynchronous DBW -- Average asynchronous data base writes per transaction
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Asynchronous NDBR -- Average asynchronous non-data base reads per transaction
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Asynchronous NDBW -- Average asynchronous non-data base writes per transaction
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Job Maximums -- Maximum values by a job in the pool
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CPU Util -- Highest percentage CPU utilization
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Phy I/O -- Most physical disk I/O requests
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Tns -- Most transactions
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Rsp -- Highest average response time (seconds)
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A-W -- Most active-to-wait transitions
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W-I -- Most wait-to-ineligible transitions
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A-I -- Most active-to-ineligible transitions </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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