== sanity test 51f: check many open files limit ========== 18:21:17 (1777501277)
MDT0 numfree=     539658, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2170 (time 1777501289.42 total 10.00 last 216.95)
 - open/keep 4247 (time 1777501299.42 total 20.00 last 207.66)
 - open/keep 6686 (time 1777501309.42 total 30.01 last 243.87)
 - open/keep 9274 (time 1777501319.42 total 40.01 last 258.79)
 - open/keep 10000 (time 1777501322.32 total 42.91 last 250.13)
 - open/keep 12730 (time 1777501332.33 total 52.91 last 272.92)
 - open/keep 15643 (time 1777501342.34 total 62.92 last 291.02)
 - open/keep 18394 (time 1777501352.34 total 72.92 last 275.04)
 - open/keep 20000 (time 1777501359.03 total 79.61 last 240.00)
 - open/keep 22244 (time 1777501369.03 total 89.62 last 224.31)
 - open/keep 24632 (time 1777501379.04 total 99.62 last 238.75)
 - open/keep 27106 (time 1777501389.04 total 109.62 last 247.37)
 - open/keep 29380 (time 1777501399.04 total 119.63 last 227.34)
total: 29474 open/keep in 120.00 seconds: 245.61 ops/second
 - closed 4109 (time 1777501409.42 total 10.00 last -2526.95)
 - closed 9294 (time 1777501419.42 total 20.00 last 518.45)
 - closed 10000 (time 1777501420.75 total 21.33 last 531.99)
 - closed 15337 (time 1777501430.75 total 31.33 last 533.65)
 - closed 20000 (time 1777501438.12 total 38.70 last 632.53)
 - closed 24361 (time 1777501448.12 total 48.70 last 436.05)
 - closed 28715 (time 1777501458.12 total 58.70 last 435.36)
total: 29474 close in 59.94 seconds: 491.74 close/second
 - unlinked 0 (time 1777501461 ; total 0 ; last 0)
 - unlinked 10000 (time 1777501487 ; total 26 ; last 26)
 - unlinked 20000 (time 1777501514 ; total 53 ; last 27)
unlink(/mnt/lustre/d51f.sanity/f29474) error: No such file or directory
total: 29474 unlinks in 76 seconds: 387.815796 unlinks/second