== sanity test 51f: check many open files limit ========== 16:14:18 (1789503258)
MDT0 numfree=533198, max=100000
changed ulimit from 1024 to 100020
 - open/keep 988 (time 1789503275.10 total 10.01 last 98.70)
 - open/keep 2170 (time 1789503285.10 total 20.01 last 118.20)
 - open/keep 3398 (time 1789503295.11 total 30.02 last 122.71)
 - open/keep 4499 (time 1789503305.11 total 40.02 last 110.03)
 - open/keep 5699 (time 1789503315.12 total 50.03 last 119.96)
 - open/keep 6731 (time 1789503325.12 total 60.03 last 103.19)
 - open/keep 7771 (time 1789503335.12 total 70.03 last 103.99)
 - open/keep 8896 (time 1789503345.12 total 80.03 last 112.50)
 - open/keep 9949 (time 1789503355.12 total 90.03 last 105.29)
 - open/keep 11048 (time 1789503365.13 total 100.03 last 109.86)
 - open/keep 12032 (time 1789503375.13 total 110.04 last 98.35)
total: 13084 open/keep in 120.01 seconds: 109.02 ops/second
 - closed 1494 (time 1789503395.11 total 10.00 last -1053.46)
 - closed 2928 (time 1789503405.11 total 20.00 last 143.39)
 - closed 4245 (time 1789503415.11 total 30.01 last 131.68)
 - closed 5716 (time 1789503425.12 total 40.02 last 146.94)
 - closed 7389 (time 1789503435.12 total 50.02 last 167.29)
 - closed 9118 (time 1789503445.12 total 60.02 last 172.90)
 - closed 10000 (time 1789503452.21 total 67.11 last 124.36)
 - closed 11419 (time 1789503462.22 total 77.11 last 141.85)
total: 13084 close in 86.28 seconds: 151.64 close/second
 - unlinked 0 (time 1789503476 ; total 0 ; last 0)
 - unlinked 10000 (time 1789503574 ; total 98 ; last 98)
unlink(/mnt/lustre/d51f.sanity/f13084) error: No such file or directory
total: 13084 unlinks in 125 seconds: 104.671997 unlinks/second