== sanity test 51f: check many open files limit ========== 15:55:24 (1786823724)
MDT0 numfree=     533229, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1418 (time 1786823738.37 total 10.01 last 141.65)
 - open/keep 2820 (time 1786823748.38 total 20.02 last 140.11)
 - open/keep 4219 (time 1786823758.38 total 30.02 last 139.87)
 - open/keep 5639 (time 1786823768.39 total 40.02 last 141.94)
 - open/keep 7028 (time 1786823778.39 total 50.03 last 138.83)
 - open/keep 8366 (time 1786823788.39 total 60.03 last 133.75)
 - open/keep 9763 (time 1786823798.40 total 70.03 last 139.67)
 - open/keep 11129 (time 1786823808.40 total 80.04 last 136.57)
 - open/keep 12388 (time 1786823818.42 total 90.06 last 125.64)
 - open/keep 13991 (time 1786823828.42 total 100.06 last 160.26)
 - open/keep 15301 (time 1786823838.43 total 110.07 last 130.85)
total: 16756 open/keep in 120.00 seconds: 139.63 ops/second
 - closed 2424 (time 1786823858.36 total 10.00 last -1287.59)
 - closed 4752 (time 1786823868.37 total 20.01 last 232.68)
 - closed 7048 (time 1786823878.37 total 30.01 last 229.57)
 - closed 9505 (time 1786823888.38 total 40.01 last 245.56)
 - closed 10000 (time 1786823890.31 total 41.95 last 256.11)
 - closed 12526 (time 1786823900.31 total 51.95 last 252.57)
 - closed 15283 (time 1786823910.31 total 61.95 last 275.62)
total: 16756 close in 67.56 seconds: 248.00 close/second
 - unlinked 0 (time 1786823919 ; total 0 ; last 0)
 - unlinked 10000 (time 1786823990 ; total 71 ; last 71)
unlink(/mnt/lustre/d51f.sanity/f16756) error: No such file or directory
total: 16756 unlinks in 120 seconds: 139.633331 unlinks/second