== sanity test 51f: check many open files limit ========== 04:35:35 (1787128535)
MDT0 numfree=     529026, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1103 (time 1787128550.84 total 10.00 last 110.28)
 - open/keep 2102 (time 1787128560.84 total 20.00 last 99.87)
 - open/keep 3212 (time 1787128570.86 total 30.02 last 110.85)
 - open/keep 4340 (time 1787128580.87 total 40.03 last 112.69)
 - open/keep 5440 (time 1787128590.87 total 50.04 last 109.91)
 - open/keep 6381 (time 1787128600.88 total 60.04 last 94.06)
 - open/keep 7396 (time 1787128610.88 total 70.05 last 101.45)
 - open/keep 8508 (time 1787128620.89 total 80.05 last 111.15)
 - open/keep 9668 (time 1787128630.90 total 90.06 last 115.92)
 - open/keep 10000 (time 1787128633.85 total 93.01 last 112.50)
 - open/keep 11079 (time 1787128643.85 total 103.01 last 107.84)
 - open/keep 12176 (time 1787128653.86 total 113.02 last 109.66)
total: 12930 open/keep in 120.00 seconds: 107.75 ops/second
 - closed 1855 (time 1787128670.84 total 10.00 last -1031.88)
 - closed 3737 (time 1787128680.85 total 20.01 last 188.06)
 - closed 5623 (time 1787128690.85 total 30.01 last 188.55)
 - closed 7513 (time 1787128700.85 total 40.02 last 188.94)
 - closed 9408 (time 1787128710.86 total 50.02 last 189.34)
 - closed 10000 (time 1787128714.19 total 53.35 last 178.06)
 - closed 11930 (time 1787128724.19 total 63.35 last 192.94)
total: 12930 close in 69.12 seconds: 187.06 close/second
 - unlinked 0 (time 1787128734 ; total 0 ; last 0)
 - unlinked 10000 (time 1787128834 ; total 100 ; last 100)
unlink(/mnt/lustre/d51f.sanity/f12930) error: No such file or directory
total: 12930 unlinks in 130 seconds: 99.461540 unlinks/second