== sanity test 51f: check many open files limit ========== 05:52:04 (1743501124)
MDT0 numfree=489331, max=100000
changed ulimit from 1024 to 100020
 - open/keep 992 (time 1743501139.46 total 10.01 last 99.13)
 - open/keep 1930 (time 1743501149.47 total 20.01 last 93.73)
 - open/keep 2959 (time 1743501159.47 total 30.02 last 102.84)
 - open/keep 3973 (time 1743501169.47 total 40.02 last 101.38)
 - open/keep 5135 (time 1743501179.48 total 50.03 last 116.09)
 - open/keep 6176 (time 1743501189.49 total 60.04 last 104.03)
 - open/keep 7173 (time 1743501199.50 total 70.05 last 99.63)
 - open/keep 8128 (time 1743501209.50 total 80.05 last 95.45)
 - open/keep 9185 (time 1743501219.50 total 90.05 last 105.66)
 - open/keep 10000 (time 1743501226.70 total 97.25 last 113.32)
 - open/keep 11116 (time 1743501236.70 total 107.25 last 111.56)
 - open/keep 12237 (time 1743501246.71 total 117.26 last 112.04)
total: 12523 open/keep in 120.01 seconds: 104.35 ops/second
 - closed 2309 (time 1743501259.46 total 10.00 last -992.39)
 - closed 4736 (time 1743501269.47 total 20.01 last 242.62)
 - closed 6798 (time 1743501279.47 total 30.01 last 206.19)
 - closed 8858 (time 1743501289.47 total 40.01 last 205.96)
 - closed 10000 (time 1743501295.10 total 45.65 last 202.64)
 - closed 12046 (time 1743501305.11 total 55.65 last 204.51)
total: 12523 close in 58.10 seconds: 215.55 close/second
 - unlinked 0 (time 1743501312 ; total 0 ; last 0)
 - unlinked 10000 (time 1743501403 ; total 91 ; last 91)
unlink(/mnt/lustre/d51f.sanity/f12523) error: No such file or directory
total: 12523 unlinks in 117 seconds: 107.034187 unlinks/second