== sanity test 51f: check many open files limit ========== 03:40:51 (1787384451)
MDT0 numfree=     533094, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1178 (time 1787384465.73 total 10.00 last 117.77)
 - open/keep 2250 (time 1787384475.74 total 20.01 last 107.07)
 - open/keep 3422 (time 1787384485.74 total 30.02 last 117.19)
 - open/keep 4541 (time 1787384495.75 total 40.03 last 111.75)
 - open/keep 5710 (time 1787384505.76 total 50.03 last 116.86)
 - open/keep 6922 (time 1787384515.76 total 60.04 last 121.13)
 - open/keep 8073 (time 1787384525.77 total 70.04 last 115.05)
 - open/keep 9227 (time 1787384535.77 total 80.04 last 115.38)
 - open/keep 10000 (time 1787384542.24 total 86.51 last 119.46)
 - open/keep 11086 (time 1787384552.24 total 96.52 last 108.59)
 - open/keep 12158 (time 1787384562.25 total 106.52 last 107.10)
 - open/keep 13322 (time 1787384572.25 total 116.53 last 116.37)
total: 13715 open/keep in 120.00 seconds: 114.29 ops/second
 - closed 1982 (time 1787384585.73 total 10.00 last -1133.59)
 - closed 3996 (time 1787384595.74 total 20.02 last 201.07)
 - closed 5937 (time 1787384605.75 total 30.02 last 194.03)
 - closed 7868 (time 1787384615.75 total 40.02 last 193.09)
 - closed 9998 (time 1787384625.76 total 50.03 last 212.87)
 - closed 10000 (time 1787384625.78 total 50.05 last 82.94)
 - closed 11881 (time 1787384635.78 total 60.06 last 188.09)
total: 13715 close in 69.90 seconds: 196.21 close/second
 - unlinked 0 (time 1787384650 ; total 0 ; last 0)
 - unlinked 10000 (time 1787384736 ; total 86 ; last 86)
unlink(/mnt/lustre/d51f.sanity/f13715) error: No such file or directory
total: 13715 unlinks in 120 seconds: 114.291664 unlinks/second