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-14386 Lustre <p> The following results in a problem:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> NodeA --tcp0-- GW --tcp1-- NodeB </pre> </div></div> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> ------ NodeA ------ lnetctl net show - net type: tcp9 local NI(s): - nid: 192.168.122.10@tcp9 - net type: tcp local NI(s): - nid: 192.168.122.142@tcp</pre> </div></div> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> ------ NodeB ------ lnetctl net show net: - net type: tcp1 local NI(s): - nid: 192.168.122.40@tcp1</pre> </div></div> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> ------ NodeB ------ lnetctl peer show peer: - primary nid: 192.168.122.10@tcp9 Multi-Rail: True peer ni: - nid: 192.168.122.142@tcp state: NA - nid: 192.168.122.10@tcp9 state: NA</pre> </div></div> <p>Note that NodeB lists NodeA under the unreachable tcp9 primary nid. Even though NodeB is aware of the reachable nid for NodeA, it gets confused if using the primary nid:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> ------ NodeB ------ lnetctl ping 192.168.122.10@tcp9 manage: - ping: errno: -1 descr: failed to ping 192.168.122.10@tcp9: Input/output error</pre> </div></div> LU-14386

LNet: select reachable remote peer nid

Bug Minor Open Unresolved Serguei Smirnov Serguei Smirnov lnet lnet-router Fri, 29 Jan 2021 21:33:52 +0000 Tue, 15 Mar 2022 14:57:29 +0000 Lustre 2.12.6 0 3 <p>This can be resolved by porting the changes from the following MRR series patch:</p> <p><a href="https://review.whamcloud.com/#/c/34625/17" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/#/c/34625/17</a></p> <p> </p> <p>Serguei Smirnov (ssmirnov@whamcloud.com) uploaded a new patch: <a href="https://review.whamcloud.com/41369" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/41369</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14386" title="LNet: select reachable remote peer nid " class="issue-link" data-issue-key="LU-14386">LU-14386</a> lnet: backport fix for remote MR peer ni selection<br/> Project: fs/lustre-release<br/> Branch: b2_12<br/> Current Patch Set: 1<br/> Commit: 88ef473934f1b40d2c969490f5f752268ea51723</p> Duplicate Related LU-13548 Development Rank 1|i01kun: Rank (Obsolete) 9223372036854775807 Severity