== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 04:13:55 (1753431235)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7856     1279832   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7380     1280308   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20484     3586536   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22952     3584068   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43436     7170604   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4031     1019969   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1988     1022012   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2706      259438   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2666      259478   2% /mnt/lustre[OST:1]

filesystem_summary:       524935        6019      518916   2% /mnt/lustre

 - mkdir 6739 (time 1753431246.67 total 10.00 last 673.80)
 - mkdir 10000 (time 1753431252.05 total 15.37 last 607.07)
 - mkdir 17183 (time 1753431262.05 total 25.37 last 718.30)
 - mkdir 20000 (time 1753431265.70 total 29.03 last 769.98)
 - mkdir 27431 (time 1753431275.71 total 39.03 last 743.04)
 - mkdir 30000 (time 1753431279.55 total 42.87 last 668.71)
 - mkdir 37376 (time 1753431289.55 total 52.88 last 737.49)
 - mkdir 40000 (time 1753431293.84 total 57.16 last 612.01)
 - mkdir 47301 (time 1753431303.84 total 67.16 last 730.01)
 - mkdir 50000 (time 1753431308.15 total 71.47 last 626.55)
 - mkdir 56691 (time 1753431318.15 total 81.47 last 669.10)
 - mkdir 60000 (time 1753431323.33 total 86.66 last 638.41)
total: 65636 mkdir in 94.61 seconds: 693.72 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7856     1279832   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275992     1011696  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20484     3586536   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22952     3584068   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43436     7170604   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4031     1019969   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67624      956376   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2706      259438   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2666      259478   2% /mnt/lustre[OST:1]

filesystem_summary:       590571       71655      518916  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1753431333 ; total 0 ; last 0)
 - unlinked 10000 (time 1753431358 ; total 25 ; last 25)
 - unlinked 20000 (time 1753431379 ; total 46 ; last 21)
 - unlinked 30000 (time 1753431401 ; total 68 ; last 22)
 - unlinked 40000 (time 1753431424 ; total 91 ; last 23)
 - unlinked 50000 (time 1753431445 ; total 112 ; last 21)
 - unlinked 60000 (time 1753431467 ; total 134 ; last 22)
total: 65536 unlinks in 145 seconds: 451.972412 unlinks/second
nlink between: 1
 - unlinked 0 (time 1753431478 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7856     1279832   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13448     1274240   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       20484     3586536   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22952     3584068   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43436     7170604   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        4031     1019969   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1988     1022012   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2706      259438   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2666      259478   2% /mnt/lustre[OST:1]

filesystem_summary:       524935        6019      518916   2% /mnt/lustre