== sanity test 51f: check many open files limit ========== 22:33:16 (1763350396)
MDT0 numfree=     493634 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1246 (time 1763350410.16 total 10.00 last 124.55)
 - open/keep 2382 (time 1763350420.17 total 20.01 last 113.56)
 - open/keep 3503 (time 1763350430.17 total 30.01 last 112.05)
 - open/keep 4600 (time 1763350440.17 total 40.01 last 109.68)
 - open/keep 5744 (time 1763350450.17 total 50.01 last 114.40)
 - open/keep 6882 (time 1763350460.17 total 60.01 last 113.79)
 - open/keep 8005 (time 1763350470.18 total 70.02 last 112.26)
 - open/keep 9173 (time 1763350480.18 total 80.02 last 116.73)
 - open/keep 10000 (time 1763350486.39 total 86.23 last 133.20)
 - open/keep 11253 (time 1763350496.39 total 96.23 last 125.29)
 - open/keep 12411 (time 1763350506.40 total 106.24 last 115.73)
 - open/keep 13460 (time 1763350516.40 total 116.24 last 104.89)
total: 13878 open/keep in 120.00 seconds: 115.65 ops/second
 - closed 1685 (time 1763350530.16 total 10.00 last -1177.07)
 - closed 3477 (time 1763350540.17 total 20.01 last 179.10)
 - closed 5273 (time 1763350550.17 total 30.01 last 179.60)
 - closed 7098 (time 1763350560.17 total 40.01 last 182.43)
 - closed 8862 (time 1763350570.20 total 50.03 last 176.03)
 - closed 10000 (time 1763350576.47 total 56.31 last 181.32)
 - closed 11807 (time 1763350586.48 total 66.32 last 180.52)
 - closed 13695 (time 1763350596.48 total 76.32 last 188.77)
total: 13878 close in 77.38 seconds: 179.35 close/second
 - unlinked 0 (time 1763350601 ; total 0 ; last 0)
 - unlinked 10000 (time 1763350692 ; total 91 ; last 91)
unlink(/mnt/lustre/d51f.sanity/f13878) error: No such file or directory
total: 13878 unlinks in 124 seconds: 111.919357 unlinks/second