Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
> I'm configuring an HA Hadoop cluster using DRBD and Heartbeat. Works OK > except failover causes reboot due to: > > /etc/ha.d/resource.d/drbddisk r0 stop returning error: State change failed: > (-12) Device is held open by someone. > > from ha.debug log. > > ha.conf: > ## start of ha.cf > debugfile /var/log/ha.debug > logfile /var/log/ha.log > logfacility local0 > keepalive 1 > initdead 60 > deadtime 5 > mcast eth0 239.0.0.22 694 1 0 > node master1.mydomain.prod master2.mydomain.prod > auto_failback off > ## end of ha.cf > > haresources: > ## start of haresources > master1.inadco.prod IPaddr::10.17.133.57 > master1.inadco.prod drbddisk::r0 Insert Delay RA here. > master1.inadco.prod Filesystem::/dev/drbd0::/hadoop::ext3::defaults > master1.inadco.prod hadoop-0.20-namenode > master1.inadco.prod hadoop-0.20-secondarynamenode > master1.inadco.prod hadoop-0.20-jobtracker > ## end of haresources > > Any ideas? >