== sanity test 160i: changelog user register/unregister race ========================================================== 20:15:08 (1780532108)
mdd.lustre-MDT0000.changelog_mask=+hsm
Registered 1 changelog users: 'cl10'
fail_loc=0x10001315
fail_val=1
lustre-MDT0000: clear the changelog for cl10 of all records
mdd.lustre-MDT0000.changelog_mask=+hsm
lustre-MDT0000: Deregistered changelog user #10
Registered 1 changelog users: 'cl10 cl11'
cl11                             41 (0)
verify changelogs added: 41->45
lustre-MDT0000: clear the changelog for cl11 of all records
lustre-MDT0000: Deregistered changelog user #11
mdd.lustre-MDT0000.changelog_mask=MARK
lustre-MDT0000: changelog user 'cl10' not found
mdd.lustre-MDT0000.changelog_mask=MARK