== sanity test 51b: exceed 64k subdirectory nlink limit on create, verify unlink ========================================================== 12:09:36 (1709053776)
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210688        3200     2205440   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       499523         333      499190   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118152         392      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235853         333      235520   1% /mnt/lustre

 - mkdir 8626 (time 1709053787.70 total 10.00 last 862.55)
 - mkdir 16868 (time 1709053797.70 total 20.00 last 824.20)
 - mkdir 20000 (time 1709053801.57 total 23.87 last 809.98)
 - mkdir 27633 (time 1709053811.57 total 33.87 last 763.23)
 - mkdir 30000 (time 1709053814.64 total 36.94 last 769.68)
 - mkdir 37276 (time 1709053824.64 total 46.94 last 727.55)
 - mkdir 40000 (time 1709053828.36 total 50.66 last 732.33)
 - mkdir 47342 (time 1709053838.36 total 60.66 last 734.17)
 - mkdir 50000 (time 1709053841.96 total 64.26 last 738.72)
 - mkdir 56996 (time 1709053851.96 total 74.26 last 699.54)
 - mkdir 60000 (time 1709053856.63 total 78.93 last 643.61)
total: 65636 mkdir in 87.06 seconds: 753.90 ops/second
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2210176      749056     1459072  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       198704       65648      133056  34% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       198704       65648      133056  34% /mnt/lustre

nlink before: 65638, created before: 65636
 - unlinked 0 (time 1709053866 ; total 0 ; last 0)
 - unlinked 10000 (time 1709053888 ; total 22 ; last 22)
 - unlinked 20000 (time 1709053925 ; total 59 ; last 37)
 - unlinked 30000 (time 1709053959 ; total 93 ; last 34)
 - unlinked 40000 (time 1709053984 ; total 118 ; last 25)
 - unlinked 50000 (time 1709054022 ; total 156 ; last 38)
 - unlinked 60000 (time 1709054074 ; total 208 ; last 52)
total: 65536 unlinks in 242 seconds: 270.809906 unlinks/second
nlink between: 102
 - unlinked 0 (time 1709054110 ; total 0 ; last 0)
total: 100 unlinks in 1 seconds: 100.000000 unlinks/second
nlink after: 2
UUID                   1K-blocks        Used   Available Use% Mounted on
lustre-MDT0000_UUID      2209664       11648     2195968   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID      3771392        3072     3766272   1% /mnt/lustre[OST:1]

filesystem_summary:      7542784        6144     7532544   1% /mnt/lustre

UUID                      Inodes       IUsed       IFree IUse% Mounted on
lustre-MDT0000_UUID       355816         437      355379   1% /mnt/lustre[MDT:0]
lustre-OST0000_UUID       118151         391      117760   1% /mnt/lustre[OST:0]
lustre-OST0001_UUID       118152         392      117760   1% /mnt/lustre[OST:1]

filesystem_summary:       235957         437      235520   1% /mnt/lustre