== insanity test 4: Fourth Failure Mode: OST/MDS Tue May 19 11:00:40 EDT 2026 ========================================================== 11:00:40 (1779202840)
Fourth Failure Mode: OST/MDS Tue May 19 11:00:42 EDT 2026
Stopping /mnt/lustre-ost1 (opts:) on oleg642-server
Test Lustre stability after OST failure
Stopping /mnt/lustre-mds1 (opts:) on oleg642-server
Failover mds1 to oleg642-server
Stopping /mnt/lustre-mds2 (opts:) on oleg642-server
Failover mds2 to oleg642-server
Reintegrating OST
oleg642-server.virtnet
Start ost1: mount -t lustre -o localrecov  /dev/mapper/ost1_flakey /mnt/lustre-ost1
seq.cli-lustre-OST0000-super.width=65536
oleg642-server: oleg642-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg642-client: oleg642-server: ssh exited with exit code 1
Started lustre-OST0000
oleg642-server.virtnet
Start mds1: mount -t lustre -o localrecov  /dev/mapper/mds1_flakey /mnt/lustre-mds1
oleg642-server: oleg642-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg642-client: oleg642-server: ssh exited with exit code 1
Started lustre-MDT0000
oleg642-server.virtnet
Start mds2: mount -t lustre -o localrecov  /dev/mapper/mds2_flakey /mnt/lustre-mds2
oleg642-server: oleg642-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg642-client: oleg642-server: ssh exited with exit code 1
Started lustre-MDT0001
Test Lustre stability after MDS failover