and if is usual to "can't unmount drbd because kernel is using it" you probably have something bad configured (resources order) in pacemaker. Would you please share your config?
S pozdravem Kristián Feldsam Tel.: +420 773 303 353, +421 944 137 535 E-mail.: supp...@feldhost.cz www.feldhost.cz - FeldHost™ – profesionální hostingové a serverové služby za adekvátní ceny. FELDSAM s.r.o. V rohu 434/3 Praha 4 – Libuš, PSČ 142 00 IČ: 290 60 958, DIČ: CZ290 60 958 C 200350 vedená u Městského soudu v Praze Banka: Fio banka a.s. Číslo účtu: 2400330446/2010 BIC: FIOBCZPPXX IBAN: CZ82 2010 0000 0024 0033 0446 > On 23 Jul 2017, at 14:27, Dmitri Maziuk <dmitri.maz...@gmail.com> wrote: > > So yesterday I ran yum update that puled in the new pacemaker and tried to > restart it. The node went into its usual "can't unmount drbd because kernel > is using it" and got stonith'ed in the middle of yum transaction. The end > result: DRBD reports split brain, HA daemons don't start on boot, RPM > database is FUBAR. I've had enough. I'm rebuilding this cluster as centos 6 + > heartbeat R1. > > Centos 7 + DRBD 8.4 + pacemaker + NFS server: FAIL. You have been warned. > > Dima > > > _______________________________________________ > Users mailing list: Users@clusterlabs.org > http://lists.clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org
_______________________________________________ Users mailing list: Users@clusterlabs.org http://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
