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Diffstat (limited to 'agents/manual/fence_ack_manual.8')
| -rw-r--r-- | agents/manual/fence_ack_manual.8 | 39 |
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diff --git a/agents/manual/fence_ack_manual.8 b/agents/manual/fence_ack_manual.8 new file mode 100644 index 0000000..6b4cd14 --- /dev/null +++ b/agents/manual/fence_ack_manual.8 @@ -0,0 +1,39 @@ +.TH FENCE_ACK_MANUAL 8 2009-12-21 cluster cluster + +.SH NAME +fence_ack_manual \- a program to override fenced fencing operations + +.SH SYNOPSIS +.B fence_ack_manual +[OPTIONS] +.I nodename + +.SH DESCRIPTION +When +.BR fenced (8) +fails to fence a node, it retries indefinately. +.BR fence_ack_manual (8) +tells fenced to stop retrying and consider the node fenced. + +.P +It is important that this only be done after the node has been manually +turned off or prevented from writing to shared storage. +Without this manual action and verification, the storage that fencing +protects may become corrupted. + +.P +When fenced fences a node that has no fence devices defined in the cluster +configuration, the fencing operation fails. This failure will be repeated +indefinately until fence_ack_manual is run by an operator to indicate +the node is in a safe state to proceed. +(Defining no fencing devices for node is the equivalent of using the +fence_manual agent in previous versions.) + +.SH OPTIONS +.TP +.B \-h +Print a help message describing available options, then exit. + +.SH SEE ALSO +.BR fenced (8) + |