== sanity test 51f: check many open files limit ========== 06:07:21 (1781258841)
MDT0 numfree=493961, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1154 (time 1781258855.29 total 10.01 last 115.34)
 - open/keep 2261 (time 1781258865.30 total 20.01 last 110.65)
 - open/keep 3380 (time 1781258875.31 total 30.02 last 111.75)
 - open/keep 4493 (time 1781258885.31 total 40.02 last 111.29)
 - open/keep 5527 (time 1781258895.32 total 50.03 last 103.32)
 - open/keep 6620 (time 1781258905.32 total 60.04 last 109.26)
 - open/keep 7824 (time 1781258915.34 total 70.05 last 120.26)
 - open/keep 8935 (time 1781258925.34 total 80.05 last 111.02)
 - open/keep 9910 (time 1781258935.35 total 90.06 last 97.47)
 - open/keep 11038 (time 1781258945.36 total 100.07 last 112.70)
 - open/keep 12098 (time 1781258955.37 total 110.08 last 105.85)
total: 12851 open/keep in 120.00 seconds: 107.09 ops/second
 - closed 1759 (time 1781258975.29 total 10.00 last -1033.53)
 - closed 3448 (time 1781258985.31 total 20.02 last 168.61)
 - closed 5141 (time 1781258995.31 total 30.02 last 169.27)
 - closed 6798 (time 1781259005.32 total 40.03 last 165.59)
 - closed 8530 (time 1781259015.32 total 50.03 last 173.13)
 - closed 10000 (time 1781259023.68 total 58.39 last 175.87)
 - closed 11886 (time 1781259033.68 total 68.39 last 188.59)
total: 12851 close in 73.98 seconds: 173.71 close/second
 - unlinked 0 (time 1781259043 ; total 0 ; last 0)
 - unlinked 10000 (time 1781259123 ; total 80 ; last 80)
unlink(/mnt/lustre/d51f.sanity/f12851) error: No such file or directory
total: 12851 unlinks in 104 seconds: 123.567307 unlinks/second