== sanity test 51f: check many open files limit ========== 09:42:47 (1788874967)
MDT0 numfree=530237, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1009 (time 1788874982.39 total 10.01 last 100.82)
 - open/keep 1963 (time 1788874992.40 total 20.01 last 95.33)
 - open/keep 3077 (time 1788875002.41 total 30.02 last 111.32)
 - open/keep 4110 (time 1788875012.42 total 40.03 last 103.20)
 - open/keep 5234 (time 1788875022.42 total 50.04 last 112.36)
 - open/keep 6276 (time 1788875032.42 total 60.04 last 104.17)
 - open/keep 7343 (time 1788875042.42 total 70.04 last 106.68)
 - open/keep 8464 (time 1788875052.43 total 80.04 last 112.05)
 - open/keep 9505 (time 1788875062.43 total 90.05 last 104.04)
 - open/keep 10000 (time 1788875067.36 total 94.98 last 100.47)
 - open/keep 11122 (time 1788875077.37 total 104.99 last 112.09)
 - open/keep 12101 (time 1788875087.38 total 115.00 last 97.77)
total: 12550 open/keep in 120.01 seconds: 104.58 ops/second
 - closed 1844 (time 1788875102.39 total 10.00 last -1025.49)
 - closed 3744 (time 1788875112.40 total 20.01 last 189.87)
 - closed 5849 (time 1788875122.40 total 30.01 last 210.44)
 - closed 7652 (time 1788875132.41 total 40.01 last 180.29)
 - closed 9571 (time 1788875142.41 total 50.01 last 191.88)
 - closed 10000 (time 1788875144.34 total 51.95 last 221.71)
 - closed 11824 (time 1788875154.34 total 61.95 last 182.37)
total: 12550 close in 65.32 seconds: 192.12 close/second
 - unlinked 0 (time 1788875162 ; total 0 ; last 0)
 - unlinked 10000 (time 1788875251 ; total 89 ; last 89)
unlink(/mnt/lustre/d51f.sanity/f12550) error: No such file or directory
total: 12550 unlinks in 114 seconds: 110.087723 unlinks/second