== sanity test 51f: check many open files limit ========== 04:31:03 (1780389063)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021991, max=100000
changed ulimit from 1024 to 100020
 - open/keep 7856 (time 1780389074.66 total 10.00 last 785.58)
 - open/keep 10000 (time 1780389077.17 total 12.51 last 854.67)
 - open/keep 18351 (time 1780389087.17 total 22.51 last 835.08)
 - open/keep 26964 (time 1780389097.17 total 32.51 last 861.30)
 - open/keep 30000 (time 1780389100.61 total 35.94 last 883.64)
 - open/keep 38920 (time 1780389110.61 total 45.95 last 891.97)
 - open/keep 47285 (time 1780389120.61 total 55.95 last 836.47)
 - open/keep 50000 (time 1780389123.72 total 59.06 last 872.12)
 - open/keep 58627 (time 1780389133.72 total 69.06 last 862.66)
 - open/keep 66184 (time 1780389143.72 total 79.06 last 755.60)
 - open/keep 70000 (time 1780389148.91 total 84.25 last 735.48)
 - open/keep 78076 (time 1780389158.91 total 94.25 last 807.58)
 - open/keep 80000 (time 1780389161.13 total 96.47 last 868.21)
 - open/keep 88569 (time 1780389171.13 total 106.47 last 856.83)
 - open/keep 97177 (time 1780389181.13 total 116.47 last 860.76)
total: 100000 open/keep in 119.87 seconds: 834.27 ops/second
 - closed 10000 (time 1780389191.77 total 7.24 last -12034.66)
 - closed 20000 (time 1780389198.84 total 14.32 last 1413.83)
 - closed 30000 (time 1780389206.05 total 21.53 last 1387.01)
 - closed 40000 (time 1780389213.15 total 28.62 last 1408.93)
 - closed 50000 (time 1780389220.24 total 35.71 last 1411.30)
 - closed 60000 (time 1780389227.18 total 42.65 last 1440.27)
 - closed 70000 (time 1780389235.40 total 50.87 last 1216.55)
 - closed 80000 (time 1780389243.50 total 58.98 last 1234.04)
 - closed 90000 (time 1780389250.74 total 66.22 last 1381.00)
total: 100000 close in 73.21 seconds: 1366.02 close/second
 - unlinked 0 (time 1780389258 ; total 0 ; last 0)
 - unlinked 10000 (time 1780389270 ; total 12 ; last 12)
 - unlinked 20000 (time 1780389283 ; total 25 ; last 13)
 - unlinked 30000 (time 1780389294 ; total 36 ; last 11)
 - unlinked 40000 (time 1780389306 ; total 48 ; last 12)
 - unlinked 50000 (time 1780389318 ; total 60 ; last 12)
 - unlinked 60000 (time 1780389329 ; total 71 ; last 11)
 - unlinked 70000 (time 1780389340 ; total 82 ; last 11)
 - unlinked 80000 (time 1780389352 ; total 94 ; last 12)
 - unlinked 90000 (time 1780389373 ; total 115 ; last 21)
total: 100000 unlinks in 143 seconds: 699.300720 unlinks/second