On Tue, Jan 11, 2011 at 2:45 PM, Lars Ellenberg <lars.ellenb...@linbit.com> wrote: > On Tue, Jan 11, 2011 at 11:24:35AM +0100, patrik.rappo...@knapp.com wrote: >> we already made changes to the interval and timeout (<op >> id="pingd-op-monitor-30s" interval="30s" name="monitor" timeout="10s"/>). >> >> how big should dampen be set? >> >> please correct me, if i am wrong, as i calculate it as following: >> assuming the last check was ok and in the next second, the failures takes >> place: >> then we there would be 29s till the next check will start, and another 10 >> seconds timeout, plus 5 seconds dampen. this would be 44 seconds, isn't >> that enough? > > I think "dampen" needs to be larger than the monitoring interval. > And the timeout on the operation should be large enough that > ping, even if the remote is unreachable for the first time, > will timeout by itself (and not killed prematurely by lrmd because > the operation timeout elapsed). > > try with interval 15s, dampen 20, > instance parameter timeout: something explicit, if you want to. > instance parameter attempts: something explicit, if you want to. > monitor operation timeout=60s > > BTW, someone should really implement the fping based ping RA ...
Thankyou for volunteering :-) > Or did I miss it? > > -- > : Lars Ellenberg > : LINBIT | Your Way to High Availability > : DRBD/HA support and consulting http://www.linbit.com > > DRBD® and LINBIT® are registered trademarks of LINBIT, Austria. > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
