== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 18:06:29 (1746137189)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7788     1279900   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7244     1280444   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       22584     3584436   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       20520     3586500   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43104     7170936   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        3994     1020006   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2013     1021987   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2757      259387   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2599      259545   1% /mnt/lustre[OST:1]

filesystem_summary:       524939        6007      518932   2% /mnt/lustre

 - mkdir 4201 (time 1746137201.19 total 10.00 last 420.07)
 - mkdir 8147 (time 1746137211.20 total 20.00 last 394.49)
 - mkdir 10000 (time 1746137216.05 total 24.86 last 381.57)
 - mkdir 13591 (time 1746137226.05 total 34.86 last 359.06)
 - mkdir 16824 (time 1746137236.06 total 44.87 last 323.15)
 - mkdir 19957 (time 1746137246.06 total 54.87 last 313.25)
 - mkdir 23174 (time 1746137256.06 total 64.87 last 321.66)
 - mkdir 26579 (time 1746137266.07 total 74.87 last 340.39)
 - mkdir 29562 (time 1746137276.07 total 84.87 last 298.21)
 - mkdir 32618 (time 1746137286.07 total 94.88 last 305.49)
 - mkdir 35840 (time 1746137296.07 total 104.88 last 322.13)
 - mkdir 39427 (time 1746137306.08 total 114.89 last 358.47)
 - mkdir 42846 (time 1746137316.08 total 124.89 last 341.83)
 - mkdir 45862 (time 1746137326.09 total 134.89 last 301.49)
 - mkdir 48891 (time 1746137336.09 total 144.89 last 302.90)
 - mkdir 50000 (time 1746137339.62 total 148.43 last 313.90)
 - mkdir 53132 (time 1746137349.62 total 158.43 last 313.19)
 - mkdir 56229 (time 1746137359.62 total 168.43 last 309.62)
 - mkdir 59083 (time 1746137369.62 total 178.43 last 285.35)
 - mkdir 60000 (time 1746137372.96 total 181.76 last 275.13)
 - mkdir 63042 (time 1746137382.96 total 191.77 last 304.07)
total: 65636 mkdir in 198.72 seconds: 330.29 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7788     1279900   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275880     1011808  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       22584     3584436   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       20520     3586500   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43104     7170936   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        3994     1020006   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67649      956351   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2757      259387   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2599      259545   1% /mnt/lustre[OST:1]

filesystem_summary:       590575       71643      518932  13% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1746137392 ; total 0 ; last 0)
 - unlinked 10000 (time 1746137447 ; total 55 ; last 55)
 - unlinked 20000 (time 1746137504 ; total 112 ; last 57)
 - unlinked 30000 (time 1746137563 ; total 171 ; last 59)
 - unlinked 40000 (time 1746137633 ; total 241 ; last 70)
 - unlinked 50000 (time 1746137685 ; total 293 ; last 52)
 - unlinked 60000 (time 1746137746 ; total 354 ; last 61)
total: 65536 unlinks in 394 seconds: 166.335022 unlinks/second
nlink between: 1
 - unlinked 0 (time 1746137787 ; total 0 ; last 0)
total: 100 unlinks in 2 seconds: 50.000000 unlinks/second
nlink after: 1
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7788     1279900   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13336     1274352   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       22584     3584436   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       20520     3586500   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43104     7170936   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        3994     1020006   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        2013     1021987   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        2757      259387   2% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        2599      259545   1% /mnt/lustre[OST:1]

filesystem_summary:       524939        6007      518932   2% /mnt/lustre