== sanity test 51f: check many open files limit ========== 06:23:58 (1789122238)
MDT0 numfree=     531883, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1078 (time 1789122252.71 total 10.00 last 107.78)
 - open/keep 2058 (time 1789122262.72 total 20.00 last 97.99)
 - open/keep 3393 (time 1789122272.72 total 30.00 last 133.50)
 - open/keep 4683 (time 1789122282.73 total 40.02 last 128.80)
 - open/keep 6078 (time 1789122292.73 total 50.02 last 139.46)
 - open/keep 7473 (time 1789122302.74 total 60.03 last 139.39)
 - open/keep 8847 (time 1789122312.74 total 70.03 last 137.39)
 - open/keep 9994 (time 1789122322.74 total 80.03 last 114.69)
 - open/keep 11258 (time 1789122332.75 total 90.03 last 126.36)
 - open/keep 12464 (time 1789122342.75 total 100.04 last 120.56)
 - open/keep 13670 (time 1789122352.75 total 110.04 last 120.53)
total: 14771 open/keep in 120.00 seconds: 123.09 ops/second
 - closed 2107 (time 1789122372.72 total 10.00 last -1156.13)
 - closed 3614 (time 1789122382.72 total 20.00 last 150.68)
 - closed 5945 (time 1789122392.72 total 30.00 last 233.08)
 - closed 7866 (time 1789122402.72 total 40.01 last 192.06)
 - closed 9889 (time 1789122412.72 total 50.01 last 202.27)
 - closed 10000 (time 1789122413.72 total 51.00 last 111.36)
 - closed 11476 (time 1789122423.72 total 61.01 last 147.57)
 - closed 12983 (time 1789122433.73 total 71.01 last 150.64)
total: 14771 close in 79.87 seconds: 184.95 close/second
 - unlinked 0 (time 1789122447 ; total 0 ; last 0)
 - unlinked 10000 (time 1789122517 ; total 70 ; last 70)
unlink(/mnt/lustre/d51f.sanity/f14771) error: No such file or directory
total: 14771 unlinks in 107 seconds: 138.046722 unlinks/second