== sanity test 51f: check many open files limit ========== 04:54:05 (1781686445)
MDT0 numfree=     535144, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1456 (time 1781686458.49 total 10.00 last 145.58)
 - open/keep 3003 (time 1781686468.49 total 20.00 last 154.67)
 - open/keep 4599 (time 1781686478.50 total 30.01 last 159.48)
 - open/keep 6137 (time 1781686488.50 total 40.02 last 153.72)
 - open/keep 7575 (time 1781686498.50 total 50.02 last 143.77)
 - open/keep 8982 (time 1781686508.51 total 60.02 last 140.65)
 - open/keep 10000 (time 1781686515.73 total 67.25 last 140.89)
 - open/keep 11391 (time 1781686525.74 total 77.25 last 139.07)
 - open/keep 12826 (time 1781686535.74 total 87.25 last 143.46)
 - open/keep 14136 (time 1781686545.74 total 97.25 last 130.97)
 - open/keep 15511 (time 1781686555.75 total 107.26 last 137.43)
 - open/keep 16979 (time 1781686565.75 total 117.26 last 146.77)
total: 17407 open/keep in 120.01 seconds: 145.05 ops/second
 - closed 2612 (time 1781686578.50 total 10.01 last -1435.70)
 - closed 5109 (time 1781686588.50 total 20.01 last 249.59)
 - closed 7873 (time 1781686598.51 total 30.01 last 276.37)
 - closed 10000 (time 1781686606.73 total 38.24 last 258.49)
 - closed 12653 (time 1781686616.74 total 48.24 last 265.24)
 - closed 15200 (time 1781686626.74 total 58.25 last 254.61)
total: 17407 close in 66.85 seconds: 260.39 close/second
 - unlinked 0 (time 1781686637 ; total 0 ; last 0)
 - unlinked 10000 (time 1781686687 ; total 50 ; last 50)
unlink(/mnt/lustre/d51f.sanity/f17407) error: No such file or directory
total: 17407 unlinks in 92 seconds: 189.206528 unlinks/second