== insanity test 4: Fourth Failure Mode: OST/MDS Thu Jan  1 20:03:09 EST 2026 ========================================================== 20:03:09 (1767315789)
Fourth Failure Mode: OST/MDS Thu Jan  1 20:03:11 EST 2026
Stopping /mnt/lustre-ost1 (opts:) on oleg460-server
Test Lustre stability after OST failure
Stopping /mnt/lustre-mds1 (opts:) on oleg460-server
Failover mds1 to oleg460-server
Reintegrating OST
oleg460-server.virtnet
Start ost1: mount -t lustre -o localrecov  lustre-ost1/ost1 /mnt/lustre-ost1
seq.cli-lustre-OST0000-super.width=65536
oleg460-server: oleg460-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg460-client: oleg460-server: ssh exited with exit code 1
Started lustre-OST0000
oleg460-server: fstrim: /mnt/lustre-ost1: the discard operation is not supported
pdsh@oleg460-client: oleg460-server: ssh exited with exit code 1
oleg460-server.virtnet
Start mds1: mount -t lustre -o localrecov  lustre-mdt1/mdt1 /mnt/lustre-mds1
oleg460-server: oleg460-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg460-client: oleg460-server: ssh exited with exit code 1
Started lustre-MDT0000
Test Lustre stability after MDS failover