== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 07:25:54 (1717154754)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116        7356     1280332   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7164     1280524   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31508     3575512   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       12052     3594968   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43560     7170480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        1988     1022012   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1548     1022452   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1408      260736   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1212      260932   1% /mnt/lustre[OST:1]

filesystem_summary:       525204        3536      521668   1% /mnt/lustre

 - mkdir 8249 (time 1717154766.03 total 10.00 last 824.85)
 - mkdir 16013 (time 1717154776.03 total 20.00 last 776.28)
 - mkdir 20000 (time 1717154780.91 total 24.88 last 817.02)
 - mkdir 26963 (time 1717154790.91 total 34.88 last 696.24)
 - mkdir 30000 (time 1717154794.47 total 38.44 last 854.12)
 - mkdir 36882 (time 1717154804.47 total 48.44 last 688.12)
 - mkdir 40000 (time 1717154809.35 total 53.32 last 639.17)
 - mkdir 46504 (time 1717154819.35 total 63.32 last 650.32)
 - mkdir 50000 (time 1717154824.50 total 68.47 last 678.54)
 - mkdir 55931 (time 1717154834.50 total 78.47 last 593.07)
 - mkdir 60000 (time 1717154841.62 total 85.59 last 571.74)
total: 65636 mkdir in 94.54 seconds: 694.30 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      1414116      273720     1013968  22% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7164     1280524   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31508     3575512   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       12052     3594968   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43560     7170480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000       67624      956376   7% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1548     1022452   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1407      260737   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1212      260932   1% /mnt/lustre[OST:1]

filesystem_summary:       590841       69172      521669  12% /mnt/lustre

nlink before: 1, created before: 65636
 - unlinked 0 (time 1717154851 ; total 0 ; last 0)
 - unlinked 10000 (time 1717154879 ; total 28 ; last 28)
 - unlinked 20000 (time 1717154914 ; total 63 ; last 35)
 - unlinked 30000 (time 1717154948 ; total 97 ; last 34)
 - unlinked 40000 (time 1717154982 ; total 131 ; last 34)
 - unlinked 50000 (time 1717155015 ; total 164 ; last 33)
 - unlinked 60000 (time 1717155051 ; total 200 ; last 36)
total: 65536 unlinks in 217 seconds: 302.009216 unlinks/second
nlink between: 1
 - unlinked 0 (time 1717155069 ; 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       11176     1276512   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1414116        7164     1280524   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID      3833116       31508     3575512   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3833116       12052     3594968   1% /mnt/lustre[OST:1]

filesystem_summary:      7666232       43560     7170480   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID      1024000        1988     1022012   1% /mnt/lustre[MDT:0]
lustre-MDT0001_UUID      1024000        1548     1022452   1% /mnt/lustre[MDT:1]
lustre-OST0000_UUID       262144        1407      260737   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       262144        1212      260932   1% /mnt/lustre[OST:1]

filesystem_summary:       525205        3536      521669   1% /mnt/lustre