== sanity test 160x: changelog users do not disappear ==== 22:40:36 (1787452836)
mdd.lustre-MDT0000.changelog_mask=ALL
mdd.lustre-MDT0000.changelog_mask=+hsm
Registered 1 changelog users: 'cl30'
mdd.lustre-MDT0000.changelog_mask=+hsm
Registered 1 changelog users: 'cl30 cl31'
mdd.lustre-MDT0000.changelog_mask=+hsm
Registered 1 changelog users: 'cl30 cl31 cl32'
 - open/close 449 (time 1787452862.35 total 10.02 last 44.82)
 - open/close 935 (time 1787452872.37 total 20.04 last 48.50)
total: 1000 open/close in 21.03 seconds: 47.54 ops/second
lustre-MDT0000: clear the changelog for cl1 to record #200
lfs changelog_clear: cannot purge records for 'cl1': No such file or directory (2)
changelog_clear: no changelog user: cl1
lustre-MDT0000: clear the changelog for cl1 to record #100
lfs changelog_clear: cannot purge records for 'cl1': No such file or directory (2)
changelog_clear: no changelog user: cl1
lustre-MDT0000: clear the changelog for cl32 of all records
lustre-MDT0000: Deregistered changelog user #32
lustre-MDT0000: clear the changelog for cl31 of all records
lustre-MDT0000: Deregistered changelog user #31
lustre-MDT0000: clear the changelog for cl30 of all records
lustre-MDT0000: Deregistered changelog user #30