== sanity test 51f: check many open files limit ========== 22:31:02 (1782613862)
MDT0 numfree=     539254, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1138 (time 1782613876.66 total 10.00 last 113.79)
 - open/keep 2359 (time 1782613886.67 total 20.01 last 122.05)
 - open/keep 3323 (time 1782613896.68 total 30.02 last 96.24)
 - open/keep 4357 (time 1782613906.68 total 40.02 last 103.40)
 - open/keep 5548 (time 1782613916.71 total 50.04 last 118.84)
 - open/keep 6764 (time 1782613926.71 total 60.04 last 121.60)
 - open/keep 7920 (time 1782613936.71 total 70.05 last 115.56)
 - open/keep 9137 (time 1782613946.71 total 80.05 last 121.66)
 - open/keep 10000 (time 1782613954.52 total 87.86 last 110.50)
 - open/keep 11104 (time 1782613964.54 total 97.87 last 110.25)
 - open/keep 12289 (time 1782613974.54 total 107.88 last 118.45)
 - open/keep 13594 (time 1782613984.55 total 117.88 last 130.44)
total: 13873 open/keep in 120.01 seconds: 115.60 ops/second
 - closed 1614 (time 1782613996.67 total 10.00 last -1197.71)
 - closed 3091 (time 1782614006.67 total 20.00 last 147.67)
 - closed 5524 (time 1782614016.68 total 30.01 last 243.22)
 - closed 7621 (time 1782614026.68 total 40.01 last 209.66)
 - closed 9548 (time 1782614036.68 total 50.01 last 192.69)
 - closed 10000 (time 1782614038.64 total 51.98 last 230.01)
 - closed 11889 (time 1782614048.65 total 61.98 last 188.86)
 - closed 13638 (time 1782614058.66 total 71.99 last 174.72)
total: 13873 close in 73.93 seconds: 187.66 close/second
 - unlinked 0 (time 1782614065 ; total 0 ; last 0)
 - unlinked 10000 (time 1782614164 ; total 99 ; last 99)
unlink(/mnt/lustre/d51f.sanity/f13873) error: No such file or directory
total: 13873 unlinks in 136 seconds: 102.007355 unlinks/second