== sanity test 51f: check many open files limit ========== 09:55:23 (1788184523)
MDT0 numfree=     527411, max=100000
changed ulimit from 1024 to 100020
 - open/keep 888 (time 1788184539.10 total 10.00 last 88.77)
 - open/keep 1748 (time 1788184549.12 total 20.02 last 85.87)
 - open/keep 2623 (time 1788184559.13 total 30.03 last 87.42)
 - open/keep 3394 (time 1788184569.14 total 40.04 last 77.00)
 - open/keep 4234 (time 1788184579.15 total 50.05 last 83.89)
 - open/keep 5129 (time 1788184589.15 total 60.06 last 89.48)
 - open/keep 5997 (time 1788184599.16 total 70.06 last 86.77)
 - open/keep 6786 (time 1788184609.17 total 80.07 last 78.78)
 - open/keep 7637 (time 1788184619.18 total 90.08 last 85.08)
 - open/keep 8421 (time 1788184629.18 total 100.09 last 78.34)
 - open/keep 9231 (time 1788184639.19 total 110.09 last 80.93)
 - open/keep 10000 (time 1788184648.20 total 119.10 last 85.37)
total: 10071 open/keep in 120.00 seconds: 83.92 ops/second
 - closed 1639 (time 1788184659.11 total 10.00 last -835.81)
 - closed 3161 (time 1788184669.11 total 20.00 last 152.18)
 - closed 4374 (time 1788184679.11 total 30.01 last 121.25)
 - closed 5895 (time 1788184689.11 total 40.01 last 152.04)
 - closed 7433 (time 1788184699.12 total 50.01 last 153.79)
 - closed 8776 (time 1788184709.12 total 60.02 last 134.27)
 - closed 10000 (time 1788184716.82 total 67.72 last 158.87)
total: 10071 close in 68.12 seconds: 147.84 close/second
 - unlinked 0 (time 1788184721 ; total 0 ; last 0)
 - unlinked 10000 (time 1788184826 ; total 105 ; last 105)
unlink(/mnt/lustre/d51f.sanity/f10071) error: No such file or directory
total: 10071 unlinks in 107 seconds: 94.121498 unlinks/second