== sanity test 51f: check many open files limit ========== 15:20:20 (1787858420)
MDT0 numfree=     531314, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1068 (time 1787858434.99 total 10.00 last 106.79)
 - open/keep 2151 (time 1787858444.99 total 20.00 last 108.29)
 - open/keep 3076 (time 1787858454.99 total 30.00 last 92.48)
 - open/keep 3943 (time 1787858465.00 total 40.01 last 86.65)
 - open/keep 4987 (time 1787858475.00 total 50.01 last 104.36)
 - open/keep 5890 (time 1787858485.00 total 60.02 last 90.27)
 - open/keep 6885 (time 1787858495.03 total 70.04 last 99.28)
 - open/keep 7947 (time 1787858505.03 total 80.05 last 106.11)
 - open/keep 9054 (time 1787858515.05 total 90.06 last 110.59)
 - open/keep 10000 (time 1787858523.61 total 98.62 last 110.44)
 - open/keep 11068 (time 1787858533.61 total 108.62 last 106.80)
 - open/keep 12116 (time 1787858543.62 total 118.64 last 104.68)
total: 12269 open/keep in 120.00 seconds: 102.24 ops/second
 - closed 1758 (time 1787858554.99 total 10.00 last -1035.67)
 - closed 3519 (time 1787858564.99 total 20.00 last 176.07)
 - closed 5142 (time 1787858574.99 total 30.00 last 162.27)
 - closed 6749 (time 1787858585.00 total 40.01 last 160.61)
 - closed 8513 (time 1787858595.00 total 50.01 last 176.39)
 - closed 10000 (time 1787858603.75 total 58.76 last 169.99)
 - closed 11945 (time 1787858613.75 total 68.76 last 194.50)
total: 12269 close in 70.68 seconds: 173.58 close/second
 - unlinked 0 (time 1787858619 ; total 0 ; last 0)
 - unlinked 10000 (time 1787858717 ; total 98 ; last 98)
unlink(/mnt/lustre/d51f.sanity/f12269) error: No such file or directory
total: 12269 unlinks in 120 seconds: 102.241669 unlinks/second