== sanity test 51f: check many open files limit ========== 16:59:30 (1780088370)
MDT0 numfree=     538375, max=100000
changed ulimit from 1024 to 100020
 - open/keep 7147 (time 1780088381.79 total 10.00 last 714.66)
 - open/keep 10000 (time 1780088385.79 total 14.00 last 713.73)
 - open/keep 17533 (time 1780088395.79 total 24.00 last 753.26)
 - open/keep 20000 (time 1780088399.17 total 27.38 last 728.56)
 - open/keep 27443 (time 1780088409.17 total 37.39 last 744.26)
 - open/keep 30000 (time 1780088412.56 total 40.77 last 755.98)
 - open/keep 36640 (time 1780088422.56 total 50.77 last 663.99)
 - open/keep 40000 (time 1780088427.17 total 55.38 last 728.50)
 - open/keep 47099 (time 1780088437.17 total 65.38 last 709.87)
 - open/keep 50000 (time 1780088441.46 total 69.67 last 676.04)
 - open/keep 57318 (time 1780088451.46 total 79.67 last 731.79)
 - open/keep 60000 (time 1780088455.11 total 83.32 last 734.82)
 - open/keep 66878 (time 1780088465.11 total 93.32 last 687.72)
 - open/keep 70000 (time 1780088469.51 total 97.72 last 709.90)
 - open/keep 77331 (time 1780088479.51 total 107.72 last 733.07)
 - open/keep 80000 (time 1780088483.41 total 111.62 last 684.70)
total: 86311 open/keep in 120.00 seconds: 719.25 ops/second
 - closed 10000 (time 1780088499.57 total 7.78 last -8998.01)
 - closed 20000 (time 1780088507.95 total 16.16 last 1193.72)
 - closed 30000 (time 1780088516.50 total 24.71 last 1169.19)
 - closed 40000 (time 1780088525.31 total 33.52 last 1134.41)
 - closed 50000 (time 1780088533.93 total 42.14 last 1160.26)
 - closed 60000 (time 1780088542.61 total 50.83 last 1151.78)
 - closed 70000 (time 1780088551.48 total 59.69 last 1128.44)
 - closed 80000 (time 1780088560.32 total 68.53 last 1130.59)
total: 86311 close in 73.84 seconds: 1168.82 close/second
 - unlinked 0 (time 1780088567 ; total 0 ; last 0)
 - unlinked 10000 (time 1780088591 ; total 24 ; last 24)
 - unlinked 20000 (time 1780088614 ; total 47 ; last 23)
 - unlinked 30000 (time 1780088638 ; total 71 ; last 24)
 - unlinked 40000 (time 1780088654 ; total 87 ; last 16)
 - unlinked 50000 (time 1780088670 ; total 103 ; last 16)
 - unlinked 60000 (time 1780088685 ; total 118 ; last 15)
 - unlinked 70000 (time 1780088698 ; total 131 ; last 13)
 - unlinked 80000 (time 1780088711 ; total 144 ; last 13)
unlink(/mnt/lustre/d51f.sanity/f86311) error: No such file or directory
total: 86311 unlinks in 153 seconds: 564.124207 unlinks/second