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2007 Aug 07
0
Quorum and Fencing with user mode heartbeat
Hi all, I read the FAQ, especially the questions 75-84 about Quorum and Fencing. I want to use OCFS2 with Heartbeat V2 with heartbeat_mode 'user'. What I missed in the FAQ is a explanation of what role in the whole OCFS system is taken by HAv2 (or other Cluster software) when using heartbeat_mode 'user'. 1) When is disk heartbeating started? (Mount of device?) 2) When is 'network' heartbeating started? (as soon as directory entries are created in the configfs?) 3) Which timing values are taken by user-mode-heartbeating...