== insanity test 4: Fourth Failure Mode: OST/MDS Mon Aug 10 23:34:55 EDT 2026 ========================================================== 23:34:55 (1786419295)
Fourth Failure Mode: OST/MDS Mon Aug 10 23:34:57 EDT 2026
Stopping /mnt/lustre-ost1 (opts:) on oleg601-server
Test Lustre stability after OST failure
Stopping /mnt/lustre-mds1 (opts:) on oleg601-server
Failover mds1 to oleg601-server
Stopping /mnt/lustre-mds2 (opts:) on oleg601-server
Failover mds2 to oleg601-server
Reintegrating OST
oleg601-server.virtnet
Start ost1: mount -t lustre -o localrecov  /dev/mapper/ost1_flakey /mnt/lustre-ost1
seq.cli-lustre-OST0000-super.width=65536
oleg601-server: oleg601-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1
Started lustre-OST0000
oleg601-server.virtnet
Start mds1: mount -t lustre -o localrecov  /dev/mapper/mds1_flakey /mnt/lustre-mds1
oleg601-server: oleg601-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1
Started lustre-MDT0000
oleg601-server.virtnet
Start mds2: mount -t lustre -o localrecov  /dev/mapper/mds2_flakey /mnt/lustre-mds2
oleg601-server: oleg601-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg601-client: oleg601-server: ssh exited with exit code 1
Started lustre-MDT0001
Test Lustre stability after MDS failover