== sanity test 51f: check many open files limit ========== 19:23:09 (1787786589)
MDT0 numfree=     531987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1107 (time 1787786603.43 total 10.00 last 110.66)
 - open/keep 2284 (time 1787786613.43 total 20.00 last 117.70)
 - open/keep 3326 (time 1787786623.44 total 30.01 last 104.18)
 - open/keep 4224 (time 1787786633.45 total 40.02 last 89.71)
 - open/keep 5226 (time 1787786643.45 total 50.02 last 100.19)
 - open/keep 6178 (time 1787786653.45 total 60.02 last 95.15)
 - open/keep 7059 (time 1787786663.46 total 70.03 last 88.07)
 - open/keep 7981 (time 1787786673.46 total 80.03 last 92.12)
 - open/keep 8967 (time 1787786683.47 total 90.03 last 98.59)
 - open/keep 9960 (time 1787786693.47 total 100.04 last 99.27)
 - open/keep 10987 (time 1787786703.47 total 110.04 last 102.67)
total: 11994 open/keep in 120.00 seconds: 99.95 ops/second
 - closed 1633 (time 1787786723.44 total 10.00 last -935.02)
 - closed 3371 (time 1787786733.44 total 20.01 last 173.75)
 - closed 5037 (time 1787786743.44 total 30.01 last 166.59)
 - closed 6499 (time 1787786753.44 total 40.01 last 146.11)
 - closed 7813 (time 1787786763.46 total 50.02 last 131.25)
 - closed 8877 (time 1787786773.46 total 60.03 last 106.38)
 - closed 10000 (time 1787786781.28 total 67.85 last 143.57)
 - closed 11586 (time 1787786791.28 total 77.85 last 158.57)
total: 11994 close in 80.50 seconds: 149.00 close/second
 - unlinked 0 (time 1787786797 ; total 0 ; last 0)
 - unlinked 10000 (time 1787786892 ; total 95 ; last 95)
unlink(/mnt/lustre/d51f.sanity/f11994) error: No such file or directory
total: 11994 unlinks in 114 seconds: 105.210526 unlinks/second