== sanity test 51f: check many open files limit ========== 16:32:22 (1788467542)
MDT0 numfree=532152, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1426 (time 1788467555.81 total 10.00 last 142.59)
 - open/keep 2855 (time 1788467565.82 total 20.01 last 142.78)
 - open/keep 4288 (time 1788467575.82 total 30.01 last 143.22)
 - open/keep 5700 (time 1788467585.83 total 40.02 last 141.17)
 - open/keep 7084 (time 1788467595.83 total 50.02 last 138.33)
 - open/keep 8501 (time 1788467605.83 total 60.02 last 141.66)
 - open/keep 9963 (time 1788467615.85 total 70.04 last 146.03)
 - open/keep 11366 (time 1788467625.85 total 80.04 last 140.26)
 - open/keep 12717 (time 1788467635.86 total 90.05 last 134.93)
 - open/keep 14085 (time 1788467645.86 total 100.05 last 136.77)
 - open/keep 15476 (time 1788467655.87 total 110.06 last 139.04)
total: 16896 open/keep in 120.00 seconds: 140.80 ops/second
 - closed 2793 (time 1788467675.82 total 10.01 last -1267.59)
 - closed 5295 (time 1788467685.82 total 20.01 last 250.18)
 - closed 7936 (time 1788467695.82 total 30.01 last 264.04)
 - closed 10000 (time 1788467704.13 total 38.32 last 248.24)
 - closed 12644 (time 1788467714.14 total 48.33 last 264.35)
 - closed 14959 (time 1788467724.14 total 58.33 last 231.44)
total: 16896 close in 66.97 seconds: 252.27 close/second
 - unlinked 0 (time 1788467736 ; total 0 ; last 0)
 - unlinked 10000 (time 1788467813 ; total 77 ; last 77)
unlink(/mnt/lustre/d51f.sanity/f16896) error: No such file or directory
total: 16896 unlinks in 127 seconds: 133.039368 unlinks/second