https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-11847 Lustre <p>To evaluate the PCC prefetching and evicting algorithm, we need to add statistics for RW-PCC and RO-PCC to calculate the Byte Hit Rate (BHR) and File Hit Rate (FHR).</p> <p>Currently, we add following statistics for each client in llite.*.stats:</p> <p> </p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> LPROC_LL_PCC_READ_BYTES, LPROC_LL_PCC_WRITE_BYTES, LPROC_LL_PCC_ATTACH, LPROC_LL_PCC_DETACH, LPROC_LL_PCC_OPEN, </pre> </div></div> <p> </p> LU-11847

Add statistics for RW-PCC and RO-PCC

Technical task LU-12714 Minor Open Unresolved Qian Yingjin Qian Yingjin Thu, 10 Jan 2019 09:06:19 +0000 Thu, 29 Aug 2019 14:14:05 +0000 0 2 <p>Yingjin Qian (qian@ddn.com) uploaded a new patch: <a href="https://review.whamcloud.com/34012" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/34012</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-11847" title="Add statistics for RW-PCC and RO-PCC" class="issue-link" data-issue-key="LU-11847">LU-11847</a> pcc: Add statistics for PCC<br/> Project: fs/lustre-release<br/> Branch: pcc<br/> Current Patch Set: 1<br/> Commit: 10f1abee409e6a284bf37a1a0c6121fd007a9241</p> Development Rank 1|i0097r: Rank (Obsolete) 9223372036854775807