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<p class="MsoNormal"><span lang="EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">We have PostgreSQL under pacemaker/corosync management
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">and sometimes we catch problem like this:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:15 prod-inside-tvh-pgsql1 lrmd[13405]: notice: pgsql_monitor_8000:34884:stderr [ /usr/lib/ocf/lib/heartbeat/ocf-shellfuncs: fork: Cannot allocate memory ]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:15 prod-inside-tvh-pgsql1 crmd[13409]: notice: prod-inside-tvh-pgsql1-pgsql_monitor_8000:13 [ /usr/lib/ocf/lib/heartbeat/ocf-shellfuncs: fork: Cannot allocate memory\n ]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:15 prod-inside-tvh-pgsql1 crmd[13409]: notice: Result of notify operation for pgsql on prod-inside-tvh-pgsql1: 0 (ok)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:15 prod-inside-tvh-pgsql1 crmd[13409]: notice: prod-inside-tvh-pgsql1-pgsql_monitor_8000:13 [ /usr/lib/ocf/lib/heartbeat/ocf-shellfuncs: fork: Cannot allocate memory\n ]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:15 prod-inside-tvh-pgsql1 pgsql(pgsql)[35130]: INFO: stop_escalate(or stop_escalate_in_slave) time is adjusted to 50 based on the configured timeout.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:15 prod-inside-tvh-pgsql1 pgsql(pgsql)[35130]: INFO: server shutting down<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:17 prod-inside-tvh-pgsql1 pgsql(pgsql)[35130]: INFO: PostgreSQL is down<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:17 prod-inside-tvh-pgsql1 pgsql(pgsql)[35130]: INFO: Changing pgsql-status on prod-inside-tvh-pgsql1 : HS:async->STOP.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dec 9 18:51:17 prod-inside-tvh-pgsql1 crmd[13409]: notice: Result of stop operation for pgsql on prod-inside-tvh-pgsql1: 0 (ok)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Main - “/usr/lib/ocf/lib/heartbeat/ocf-shellfuncs: fork: Cannot allocate memory”.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">But memory is always enough.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This is virtual machine with Linux 4.14.35-1818.4.7.el7uek.x86_64<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">and<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">pacemaker 1.1.19-8.el7_6.4<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">corosync 2.4.3-4.el7<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">(all from linux repository).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Please, help us to resolve this problem with “Cannot allocate memory”.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">May be we need some additional settings on OS or upgrade to fresh pacemaker/corosync version where this issue resolved or some other?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">--<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">WBR, <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Andrey Larionov<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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