== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 17:38:53 (1747258733)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7500     1280188   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7000     1280688   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       21324     3585696   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22236     3584784   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43560     7170480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2042     1021958   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1573     1022427   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1431      260713   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1278      260866   1% /mnt/lustre[OST:1]

filesystem_summary:       525194        3615      521579   1% /mnt/lustre

 - mkdir 6405 (time 1747258744.41 total 10.00 last 640.40)
 - mkdir 10000 (time 1747258750.10 total 15.69 last 631.76)
 - mkdir 16884 (time 1747258760.11 total 25.69 last 688.33)
 - mkdir 20000 (time 1747258763.31 total 28.90 last 971.37)
 - mkdir 30000 (time 1747258772.72 total 38.30 last 1063.46)
 - mkdir 39364 (time 1747258782.72 total 48.30 last 936.39)
 - mkdir 47356 (time 1747258792.72 total 58.30 last 799.19)
 - mkdir 50000 (time 1747258796.11 total 61.70 last 778.62)
 - mkdir 58801 (time 1747258806.11 total 71.70 last 880.06)
total: 65636 mkdir in 79.87 seconds: 821.76 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7500     1280188   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116      275592     1012096  22% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       21324     3585696   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22236     3584784   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43560     7170480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2042     1021958   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000       67209      956791   7% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1431      260713   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1277      260867   1% /mnt/lustre[OST:1]

filesystem_summary:       590831       69251      521580  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1747258815 ; total 0 ; last 0)
 - unlinked 10000 (time 1747258839 ; total 24 ; last 24)
 - unlinked 20000 (time 1747258863 ; total 48 ; last 24)
 - unlinked 30000 (time 1747258882 ; total 67 ; last 19)
 - unlinked 40000 (time 1747258902 ; total 87 ; last 20)
 - unlinked 50000 (time 1747258923 ; total 108 ; last 21)
 - unlinked 60000 (time 1747258945 ; total 130 ; last 22)
total: 65536 unlinks in 142 seconds: 461.521118 unlinks/second
nlink between: 1
 - unlinked 0 (time 1747258957 ; 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        7500     1280188   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116       13048     1274640   2% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       21324     3585696   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       22236     3584784   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43560     7170480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        2042     1021958   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1573     1022427   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1431      260713   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1277      260867   1% /mnt/lustre[OST:1]

filesystem_summary:       525195        3615      521580   1% /mnt/lustre