== sanity test 51f: check many open files limit ========== 09:50:54 (1789393854)
MDT0 numfree=528622, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1109 (time 1789393870.07 total 10.01 last 110.83)
 - open/keep 2226 (time 1789393880.08 total 20.01 last 111.62)
 - open/keep 3337 (time 1789393890.09 total 30.02 last 111.03)
 - open/keep 4407 (time 1789393900.09 total 40.02 last 106.95)
 - open/keep 5486 (time 1789393910.09 total 50.03 last 107.87)
 - open/keep 6596 (time 1789393920.10 total 60.03 last 110.95)
 - open/keep 7695 (time 1789393930.10 total 70.03 last 109.87)
 - open/keep 8925 (time 1789393940.11 total 80.04 last 122.95)
 - open/keep 9996 (time 1789393950.11 total 90.05 last 107.00)
 - open/keep 10975 (time 1789393960.12 total 100.05 last 97.82)
 - open/keep 12030 (time 1789393970.13 total 110.07 last 105.37)
total: 13009 open/keep in 120.01 seconds: 108.40 ops/second
 - closed 2032 (time 1789393990.08 total 10.00 last -999.76)
 - closed 4163 (time 1789394000.08 total 20.00 last 213.06)
 - closed 6398 (time 1789394010.09 total 30.01 last 223.39)
 - closed 8213 (time 1789394020.09 total 40.01 last 181.46)
 - closed 10000 (time 1789394028.29 total 48.21 last 217.93)
 - closed 11866 (time 1789394038.29 total 58.21 last 186.55)
total: 13009 close in 63.17 seconds: 205.93 close/second
 - unlinked 0 (time 1789394047 ; total 0 ; last 0)
 - unlinked 10000 (time 1789394129 ; total 82 ; last 82)
unlink(/mnt/lustre/d51f.sanity/f13009) error: No such file or directory
total: 13009 unlinks in 107 seconds: 121.579437 unlinks/second