On Mon, 17 Aug 2020 10:19:45 -0500 Ken Gaillot <[email protected]> wrote:
> On Fri, 2020-08-14 at 15:09 +0200, Gabriele Bulfon wrote: > > Thanks to all your suggestions, I now have the systems with stonith > > configured on ipmi. > > A word of caution: if the IPMI is on-board -- i.e. it shares the same > power supply as the computer -- power becomes a single point of > failure. If the node loses power, the other node can't fence because > the IPMI is also down, and the cluster can't recover. > > Some on-board IPMI controllers can share an Ethernet port with the main > computer, which would be a similar situation. > > It's best to have a backup fencing method when using IPMI as the > primary fencing method. An example would be an intelligent power switch > or sbd. How SBD would be useful in this scenario? Poison pill will not be swallowed by the dead node... Is it just to wait for the watchdog timeout? Regards, _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/
