Thanks, all! On Tue, Jan 28, 2025 at 9:41 AM Akemi Yagi <tora...@elrepo.org> wrote: > > On Mon, Jan 27, 2025 at 4:00 AM Lars Ellenberg > <lars.ellenb...@linbit.com> wrote: > > > > On Thu, Jan 23, 2025 at 12:56:11PM -0800, Reid Wahl wrote: > > > Hi, we at Red Hat received a user bug report today involving drbd and > > > Pacemaker. > > > > > > When shutting down the system (e.g., with `shutdown -r now`), > > > Pacemaker hangs when trying to stop the cluster resource that manages > > > drbd. If the user manually stops Pacemaker before shutdown (e.g., > > > `systemctl stop pacemaker`), the problem does not occur. > > > > So apparently we forgot to add a "Before=pacemaker.service" > > or even better "Before=resource-agents-deps.target" > > to the graceful shutdown service. > > > > If you don't need it in your environment, you can still "mask" it. > > > > I have some changes queued up for our systemd thingies, > > I'll work that in as well. > > > > BTW, stopping pacemaker explicitly first should be a generic recommendation > > and has proven useful in many cases. > > Because all sorts of missing dependencies for all sorts of things, which, > > because of the racy nature, only "sometimes" are stopped "too early". > > > > And because, whenever there is a problem during shutdown of pacemaker, > > for whatever reason, and you already initiated the system shutdown, > > you have very limited means to "help it along", and sometimes need to > > wait out all of the timeouts and escalation timeouts. > > > > Thank you for the report. > > > > Lars > > Hi, > > If you run RHEL (or its rebuild), you can get the drbd-utils package > that has the proposed fix. It is currently in the elrepo-testing > repository. > > EL8: > https://elrepo.org/linux/testing/el8/x86_64/RPMS/drbd90-utils-9.30.0-2.el8.elrepo.x86_64.rpm > > EL9: > https://elrepo.org/linux/testing/el9/x86_64/RPMS/drbd9x-utils-9.30.0-2.el9.elrepo.x86_64.rpm > > Akemi >
-- Regards, Reid Wahl (He/Him) Senior Software Engineer, Red Hat RHEL High Availability - Pacemaker
