== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 05:35:15 (1715333715)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7760     1279928   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7224     1280464   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       33988     3573032   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14456     3592564   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48444     7165596   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        3991     1020009   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2012     1021988   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2787      259357   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2647      259497   2% /mnt/lustre[OST:1]

filesystem_summary:       524857        6003      518854   2% /mnt/lustre

 - mkdir 4498 (time 1715333726.83 total 10.00 last 449.79)
 - mkdir 9008 (time 1715333736.83 total 20.00 last 450.94)
 - mkdir 10000 (time 1715333739.11 total 22.28 last 434.95)
 - mkdir 14446 (time 1715333749.11 total 32.28 last 444.59)
 - mkdir 19301 (time 1715333759.11 total 42.28 last 485.46)
 - mkdir 24201 (time 1715333769.11 total 52.28 last 489.98)
 - mkdir 28645 (time 1715333779.11 total 62.29 last 444.25)
 - mkdir 30000 (time 1715333782.43 total 65.61 last 408.27)
 - mkdir 34239 (time 1715333792.44 total 75.61 last 423.79)
 - mkdir 39299 (time 1715333802.44 total 85.61 last 505.96)
 - mkdir 45392 (time 1715333812.44 total 95.61 last 609.24)
 - mkdir 50000 (time 1715333819.69 total 102.86 last 635.18)
 - mkdir 56143 (time 1715333829.69 total 112.86 last 614.30)
 - mkdir 60000 (time 1715333835.89 total 119.07 last 621.88)
total: 65636 mkdir in 128.46 seconds: 510.94 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      276380     1011308  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7224     1280464   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       33988     3573032   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14456     3592564   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48444     7165596   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       69627      954373   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2012     1021988   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2787      259357   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2646      259498   2% /mnt/lustre[OST:1]

filesystem_summary:       590494       71639      518855  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1715333847 ; total 0 ; last 0)
 - unlinked 10000 (time 1715333876 ; total 29 ; last 29)
 - unlinked 20000 (time 1715333907 ; total 60 ; last 31)
 - unlinked 30000 (time 1715333939 ; total 92 ; last 32)
 - unlinked 40000 (time 1715333965 ; total 118 ; last 26)
 - unlinked 50000 (time 1715333996 ; total 149 ; last 31)
 - unlinked 60000 (time 1715334023 ; total 176 ; last 27)
total: 65536 unlinks in 191 seconds: 343.120422 unlinks/second
nlink between: 1
 - unlinked 0 (time 1715334038 ; 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       13836     1273852   2% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7224     1280464   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       33988     3573032   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       14456     3592564   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       48444     7165596   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        3991     1020009   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2012     1021988   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2787      259357   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2646      259498   2% /mnt/lustre[OST:1]

filesystem_summary:       524858        6003      518855   2% /mnt/lustre