== sanity test 51f: check many open files limit ========== 23:59:59 (1763355599)
striped dir -i1 -c2 -H crush2 /mnt/lustre/d51f.sanity
MDT1 numfree=    1021991 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 6459 (time 1763355611.05 total 10.00 last 645.89)
 - open/keep 10000 (time 1763355616.84 total 15.79 last 611.54)
 - open/keep 15669 (time 1763355626.84 total 25.79 last 566.88)
 - open/keep 20000 (time 1763355634.34 total 33.29 last 577.32)
 - open/keep 25410 (time 1763355644.34 total 43.29 last 540.94)
 - open/keep 30000 (time 1763355652.19 total 51.14 last 585.30)
 - open/keep 36350 (time 1763355662.19 total 61.14 last 634.90)
 - open/keep 40000 (time 1763355668.09 total 67.04 last 618.21)
 - open/keep 46269 (time 1763355678.09 total 77.04 last 626.85)
 - open/keep 50000 (time 1763355684.24 total 83.19 last 606.55)
 - open/keep 56426 (time 1763355694.25 total 93.19 last 642.51)
 - open/keep 60000 (time 1763355700.40 total 99.35 last 580.52)
 - open/keep 66193 (time 1763355710.40 total 109.35 last 619.30)
 - open/keep 70000 (time 1763355716.19 total 115.14 last 658.08)
total: 73337 open/keep in 120.00 seconds: 611.14 ops/second
 - closed 10000 (time 1763355730.05 total 9.00 last -6669.00)
 - closed 19641 (time 1763355740.05 total 19.00 last 964.01)
 - closed 20000 (time 1763355740.41 total 19.36 last 986.39)
 - closed 30000 (time 1763355748.75 total 27.70 last 1199.70)
 - closed 40000 (time 1763355757.39 total 36.34 last 1157.26)
 - closed 50000 (time 1763355765.48 total 44.43 last 1235.95)
 - closed 60000 (time 1763355773.75 total 52.70 last 1209.08)
 - closed 70000 (time 1763355781.96 total 60.91 last 1218.52)
total: 73337 close in 63.58 seconds: 1153.41 close/second
 - unlinked 0 (time 1763355786 ; total 0 ; last 0)
 - unlinked 10000 (time 1763355798 ; total 12 ; last 12)
 - unlinked 20000 (time 1763355812 ; total 26 ; last 14)
 - unlinked 30000 (time 1763355825 ; total 39 ; last 13)
 - unlinked 40000 (time 1763355839 ; total 53 ; last 14)
 - unlinked 50000 (time 1763355852 ; total 66 ; last 13)
 - unlinked 60000 (time 1763355865 ; total 79 ; last 13)
 - unlinked 70000 (time 1763355879 ; total 93 ; last 14)
unlink(/mnt/lustre/d51f.sanity/f73337) error: No such file or directory
total: 73337 unlinks in 98 seconds: 748.336731 unlinks/second