== sanity test 51f: check many open files limit ========== 18:05:22 (1790978722)
MDT0 numfree=541802, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1107 (time 1790978737.98 total 10.01 last 110.58)
 - open/keep 2064 (time 1790978747.98 total 20.02 last 95.66)
 - open/keep 3149 (time 1790978757.99 total 30.02 last 108.49)
 - open/keep 3987 (time 1790978767.99 total 40.02 last 83.76)
 - open/keep 4913 (time 1790978778.00 total 50.03 last 92.55)
 - open/keep 5627 (time 1790978788.02 total 60.05 last 71.26)
 - open/keep 6339 (time 1790978798.02 total 70.05 last 71.16)
 - open/keep 7100 (time 1790978808.03 total 80.06 last 76.06)
 - open/keep 7977 (time 1790978818.03 total 90.06 last 87.66)
 - open/keep 8839 (time 1790978828.03 total 100.06 last 86.17)
 - open/keep 9791 (time 1790978838.04 total 110.07 last 95.16)
 - open/keep 10000 (time 1790978840.33 total 112.36 last 91.35)
total: 10760 open/keep in 120.05 seconds: 89.63 ops/second
 - closed 1686 (time 1790978858.02 total 10.00 last -831.21)
 - closed 3374 (time 1790978868.02 total 20.00 last 168.78)
 - closed 4948 (time 1790978878.02 total 30.01 last 157.36)
 - closed 6617 (time 1790978888.03 total 40.01 last 166.86)
 - closed 8416 (time 1790978898.03 total 50.01 last 179.89)
 - closed 9899 (time 1790978908.04 total 60.02 last 148.16)
 - closed 10000 (time 1790978908.87 total 60.85 last 120.74)
total: 10760 close in 68.84 seconds: 156.30 close/second
 - unlinked 0 (time 1790978925 ; total 0 ; last 0)
 - unlinked 10000 (time 1790979026 ; total 101 ; last 101)
unlink(/mnt/lustre/d51f.sanity/f10760) error: No such file or directory
total: 10760 unlinks in 110 seconds: 97.818184 unlinks/second