== sanity test 160j: client can be umounted while its chanangelog is being used ========================================================== 22:34:10 (1723257250)
Starting client: oleg317-client.virtnet:  -o user_xattr,flock 192.168.203.117@tcp:/lustre /mnt/lustre2
mdd.lustre-MDT0000.changelog_mask=+hsm
Registered 1 changelog users: 'cl12'
Starting client: oleg317-client.virtnet:  -o user_xattr,flock 192.168.203.117@tcp:/lustre /mnt/lustre
lustre-MDT0000: clear the changelog for cl12 of all records
lustre-MDT0000: Deregistered changelog user #12
lustre-MDT0000: changelog user 'cl12' not found