== insanity test 4: Fourth Failure Mode: OST/MDS Mon Aug 24 15:30:03 EDT 2026 ========================================================== 15:30:03 (1787599803)
Fourth Failure Mode: OST/MDS Mon Aug 24 15:30:05 EDT 2026
Stopping /mnt/lustre-ost1 (opts:) on oleg637-server
Test Lustre stability after OST failure
Stopping /mnt/lustre-mds1 (opts:) on oleg637-server
Failover mds1 to oleg637-server
Stopping /mnt/lustre-mds2 (opts:) on oleg637-server
Failover mds2 to oleg637-server
Reintegrating OST
oleg637-server.virtnet
Start ost1: mount -t lustre -o localrecov  /dev/mapper/ost1_flakey /mnt/lustre-ost1
seq.cli-lustre-OST0000-super.width=65536
oleg637-server: oleg637-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg637-client: oleg637-server: ssh exited with exit code 1
Started lustre-OST0000
oleg637-server.virtnet
Start mds1: mount -t lustre -o localrecov  /dev/mapper/mds1_flakey /mnt/lustre-mds1
oleg637-server: oleg637-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg637-client: oleg637-server: ssh exited with exit code 1
Started lustre-MDT0000
oleg637-server.virtnet
Start mds2: mount -t lustre -o localrecov  /dev/mapper/mds2_flakey /mnt/lustre-mds2
oleg637-server: oleg637-server.virtnet: executing set_default_debug vfstrace rpctrace dlmtrace neterror ha config ioctl super lfsck all
pdsh@oleg637-client: oleg637-server: ssh exited with exit code 1
Started lustre-MDT0001
Test Lustre stability after MDS failover