== sanity test 51f: check many open files limit ========== 05:14:02 (1787476442)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1782 (time 1787476456.77 total 10.00 last 178.15)
 - open/keep 3472 (time 1787476466.77 total 20.00 last 169.00)
 - open/keep 4894 (time 1787476476.77 total 30.00 last 142.17)
 - open/keep 6359 (time 1787476486.77 total 40.01 last 146.47)
 - open/keep 7931 (time 1787476496.77 total 50.01 last 157.15)
 - open/keep 9336 (time 1787476506.78 total 60.01 last 140.44)
 - open/keep 10000 (time 1787476511.13 total 64.36 last 152.74)
 - open/keep 11432 (time 1787476521.13 total 74.37 last 143.13)
 - open/keep 12905 (time 1787476531.14 total 84.38 last 147.10)
 - open/keep 14330 (time 1787476541.15 total 94.38 last 142.48)
 - open/keep 15700 (time 1787476551.15 total 104.39 last 136.87)
 - open/keep 17270 (time 1787476561.16 total 114.39 last 156.95)
total: 18225 open/keep in 120.01 seconds: 151.87 ops/second
 - closed 2272 (time 1787476576.77 total 10.00 last -1499.67)
 - closed 5140 (time 1787476586.77 total 20.00 last 286.72)
 - closed 7513 (time 1787476596.78 total 30.01 last 237.21)
 - closed 9666 (time 1787476606.78 total 40.01 last 215.24)
 - closed 10000 (time 1787476608.40 total 41.63 last 206.58)
 - closed 12333 (time 1787476618.40 total 51.63 last 233.27)
 - closed 14693 (time 1787476628.40 total 61.63 last 235.90)
 - closed 16935 (time 1787476638.40 total 71.63 last 224.19)
total: 18225 close in 76.52 seconds: 238.18 close/second
 - unlinked 0 (time 1787476647 ; total 0 ; last 0)
 - unlinked 10000 (time 1787476711 ; total 64 ; last 64)
unlink(/mnt/lustre/d51f.sanity/f18225) error: No such file or directory
total: 18225 unlinks in 116 seconds: 157.112076 unlinks/second