On Mon, Jan 4, 2021 at 4:56 AM Ulrich Windl <ulrich.wi...@rz.uni-regensburg.de> wrote: > > >>> Ignazio Cassano <ignaziocass...@gmail.com> schrieb am 28.12.2020 um 22:21 > >>> in > Nachricht > <CAB7j8cVx-A5XnQ+3axD4qevrvOxniGW3ryA8Oq=uwynsyug...@mail.gmail.com>: > > Hello all, I am setting a pacemaker cluster with centos 7 and ipmi idrac > > fencing devices. > > What I did not understand is how set the number of seconds before a node is > > rebooted by stonith. > > Actually the only reason for a delay IMHO would be: > 1) You want to give dirty blocks a chance to be written, especially if > multiple resource operations had been initiated before fencing > 2) You want to have a look at the situation before fencing (maybe trying to > clean it up to avoid fencing) > > Unsure cleaning up in 2) can really avoid fencing, but I think in HP-UX > Service Guard it was possible.
The most common reason I've seen for setting a delay is to avoid a fence race in a two-node cluster. A user can set a delay for one node's stonith device so that both nodes don't power each other off at the same time in the event of a network disruption. > > If the cluster is made up 3 nodes (A, B, C) if the node C is unreacheable > > (for example have network cards corrupetd) after how many second is > > rebooted by stonith ? > > Which is the parameter to set the number of seconds? > > Sorry for my bad english > > Thanks > > Ignazio > > > > > _______________________________________________ > Manage your subscription: > https://lists.clusterlabs.org/mailman/listinfo/users > > ClusterLabs home: https://www.clusterlabs.org/ > -- Regards, Reid Wahl, RHCA Senior Software Maintenance Engineer, Red Hat CEE - Platform Support Delivery - ClusterHA _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/