== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 05:46:44 (1726307204)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7764     1279924   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7240     1280448   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116      541956     3065064  16% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116      531496     3075524  15% /mnt/lustre[OST:1]

filesystem_summary:      7666232     1073452     6140588  15% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4121     1019879   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2032     1021968   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2789      259355   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2789      259355   2% /mnt/lustre[OST:1]

filesystem_summary:       524863        6153      518710   2% /mnt/lustre

 - mkdir 6460 (time 1726307215.92 total 10.00 last 645.91)
 - mkdir 10000 (time 1726307220.29 total 14.37 last 810.36)
 - mkdir 17372 (time 1726307230.29 total 24.37 last 737.08)
 - mkdir 20000 (time 1726307235.00 total 29.07 last 558.79)
 - mkdir 26238 (time 1726307245.00 total 39.08 last 623.70)
 - mkdir 30000 (time 1726307251.53 total 45.61 last 575.80)
 - mkdir 37501 (time 1726307261.53 total 55.61 last 750.04)
 - mkdir 40000 (time 1726307265.13 total 59.21 last 695.00)
 - mkdir 46990 (time 1726307275.13 total 69.21 last 698.90)
 - mkdir 50000 (time 1726307278.86 total 72.94 last 807.50)
 - mkdir 57442 (time 1726307288.86 total 82.94 last 744.14)
 - mkdir 60000 (time 1726307292.60 total 86.68 last 684.00)
total: 65636 mkdir in 95.73 seconds: 685.66 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7768     1279920   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275788     1011900  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116      541956     3065064  16% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116      531496     3075524  15% /mnt/lustre[OST:1]

filesystem_summary:      7666232     1073452     6140588  15% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4122     1019878   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67669      956331   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2789      259355   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2788      259356   2% /mnt/lustre[OST:1]

filesystem_summary:       590502       71791      518711  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1726307303 ; total 0 ; last 0)
 - unlinked 10000 (time 1726307326 ; total 23 ; last 23)
 - unlinked 20000 (time 1726307345 ; total 42 ; last 19)
 - unlinked 30000 (time 1726307364 ; total 61 ; last 19)
 - unlinked 40000 (time 1726307391 ; total 88 ; last 27)
 - unlinked 50000 (time 1726307413 ; total 110 ; last 22)
 - unlinked 60000 (time 1726307436 ; total 133 ; last 23)
total: 65536 unlinks in 146 seconds: 448.876709 unlinks/second
nlink between: 1
 - unlinked 0 (time 1726307450 ; total 0 ; last 0)
total: 100 unlinks in 0 seconds: inf unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7768     1279920   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13244     1274444   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116      541956     3065064  16% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116      531496     3075524  15% /mnt/lustre[OST:1]

filesystem_summary:      7666232     1073452     6140588  15% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4122     1019878   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2033     1021967   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2789      259355   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2788      259356   2% /mnt/lustre[OST:1]

filesystem_summary:       524866        6155      518711   2% /mnt/lustre