Hmm, so when you know, that it happens also when putting node standy, them why you run yum update on live cluster, it must be clear that node will be fenced.
Would you post your pacemaker config? + some logs? 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 24 Jul 2017, at 17:04, Dimitri Maziuk <dmaz...@bmrb.wisc.edu> wrote: > > On 07/24/2017 09:40 AM, Jan Pokorný wrote: > >> Would there be an interest, though? And would that be meaningful? > > IMO the only reason to put a node in standby is if you want to reboot > the active node with no service interruption. For anything else, > including a reboot with service interruption (during maintenance > window), it's a no. > > This is akin to "your mouse has moved, windows needs to be restarted". > Except the mouse thing is a joke whereas those "standby" clowns appear > to be serious. > > With this particular failure, something in the Redhat patched kernel > (NFS?) does not release the DRBD filesystem. It happens when I put the > node in standby as well, the only difference is not messing up the RPM > database which isn't that hard to fix. Since I have several centos 6 + > DRBD + NFS + heartbeat R1 pairs running happily for years, I have to > conclude that centos 7 is simply the wrong tool for this particular job. > > -- > Dimitri Maziuk > Programmer/sysadmin > BioMagResBank, UW-Madison -- http://www.bmrb.wisc.edu > > _______________________________________________ > 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
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