== sanity test 51f: check many open files limit ========== 10:19:28 (1790950768)
MDT0 numfree=542475, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1388 (time 1790950783.61 total 10.01 last 138.68)
 - open/keep 2752 (time 1790950793.61 total 20.01 last 136.34)
 - open/keep 4147 (time 1790950803.61 total 30.01 last 139.49)
 - open/keep 5653 (time 1790950813.61 total 40.02 last 150.54)
 - open/keep 6977 (time 1790950823.62 total 50.02 last 132.37)
 - open/keep 8169 (time 1790950833.62 total 60.02 last 119.18)
 - open/keep 9365 (time 1790950843.62 total 70.03 last 119.55)
 - open/keep 10000 (time 1790950848.76 total 75.16 last 123.70)
 - open/keep 11288 (time 1790950858.76 total 85.16 last 128.79)
 - open/keep 12536 (time 1790950868.76 total 95.17 last 124.71)
 - open/keep 13653 (time 1790950878.77 total 105.17 last 111.64)
 - open/keep 14855 (time 1790950888.77 total 115.18 last 120.17)
total: 15393 open/keep in 120.00 seconds: 128.27 ops/second
 - closed 2174 (time 1790950903.61 total 10.01 last -1266.62)
 - closed 4564 (time 1790950913.62 total 20.02 last 238.90)
 - closed 6983 (time 1790950923.62 total 30.02 last 241.86)
 - closed 9415 (time 1790950933.62 total 40.02 last 243.15)
 - closed 10000 (time 1790950936.44 total 42.84 last 207.42)
 - closed 12394 (time 1790950946.44 total 52.84 last 239.36)
 - closed 14607 (time 1790950956.44 total 62.84 last 221.25)
total: 15393 close in 65.98 seconds: 233.29 close/second
 - unlinked 0 (time 1790950963 ; total 0 ; last 0)
 - unlinked 10000 (time 1790951045 ; total 82 ; last 82)
unlink(/mnt/lustre/d51f.sanity/f15393) error: No such file or directory
total: 15393 unlinks in 127 seconds: 121.204727 unlinks/second