== sanity test 160w: lfs changelog --user --mask ========= 01:57:11 (1790747831)
mdd.lustre-MDT0000.changelog_mask=+hsm
mdd.lustre-MDT0001.changelog_mask=+hsm
Registered 2 changelog users: 'cl25-u1_160w cl29-u1_160w'
mdd.lustre-MDT0000.changelog_mask=+hsm
mdd.lustre-MDT0001.changelog_mask=+hsm
Registered 2 changelog users: 'cl25-u1_160w cl26-u2_160w cl29-u1_160w cl30-u2_160w'
current_index: 500097677
ID                            index (idle) mask
cl29-u1_160w              500097677 (9) mask=MARK,CREAT,UNLNK
cl30-u2_160w              500097677 (4) mask=MARK,MKDIR,RMDIR
lfs changelog --user (with different user formats)
lfs changelog --user (should show all registered records)
500097678 01CREAT 05:57:24.638472263 2026.09.30 0x0 t=[0x200002342:0x7f3e:0x0] j=touch.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] f1
500097680 01CREAT 05:57:24.694303007 2026.09.30 0x0 t=[0x200002342:0x7f3f:0x0] j=touch.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] f2
500097684 06UNLNK 05:57:24.870582017 2026.09.30 0x1 t=[0x200002342:0x7f3e:0x0] j=rm.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] f1
lfs changelog --user --mask (with registered mask)
500097682 02MKDIR 05:57:24.797020073 2026.09.30 0x0 t=[0x200002342:0x7f40:0x0] j=mkdir.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] d1
500097683 02MKDIR 05:57:24.821647527 2026.09.30 0x0 t=[0x200002342:0x7f41:0x0] j=mkdir.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] d2
500097685 07RMDIR 05:57:24.900265874 2026.09.30 0x1 t=[0x200002342:0x7f40:0x0] j=rmdir.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] d1
lfs changelog --user --mask (including unregistered mask)
500097678 01CREAT 05:57:24.638472263 2026.09.30 0x0 t=[0x200002342:0x7f3e:0x0] j=touch.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] f1
500097680 01CREAT 05:57:24.694303007 2026.09.30 0x0 t=[0x200002342:0x7f3f:0x0] j=touch.0 ef=0x13 u=0:0 nid=192.168.203.33@tcp p=[0x200002342:0x7f3d:0x0] f2
lustre-MDT0000: clear the changelog for cl29-u1_160w of all records
lustre-MDT0000: Deregistered changelog user #29
lustre-MDT0000: clear the changelog for cl30-u2_160w of all records
lustre-MDT0000: Deregistered changelog user #30
lustre-MDT0001: clear the changelog for cl25-u1_160w of all records
lustre-MDT0001: Deregistered changelog user #25
lustre-MDT0001: clear the changelog for cl26-u2_160w of all records
lustre-MDT0001: Deregistered changelog user #26
lustre-MDT0001: changelog user 'cl26-u2_160w' not found
lustre-MDT0000: changelog user 'cl30-u2_160w' not found
lustre-MDT0001: changelog user 'cl25-u1_160w' not found
lustre-MDT0000: changelog user 'cl29-u1_160w' not found