== sanity test 51f: check many open files limit ========== 23:12:20 (1784085140)
MDT0 numfree=     538375, max=100000
changed ulimit from 1024 to 100020
 - open/keep 7247 (time 1784085151.95 total 10.00 last 724.65)
 - open/keep 10000 (time 1784085155.54 total 13.60 last 765.79)
 - open/keep 16193 (time 1784085165.54 total 23.60 last 619.26)
 - open/keep 20000 (time 1784085171.26 total 29.32 last 665.59)
 - open/keep 27124 (time 1784085181.27 total 39.32 last 712.32)
 - open/keep 30000 (time 1784085185.74 total 43.80 last 642.21)
 - open/keep 36575 (time 1784085195.74 total 53.80 last 657.48)
 - open/keep 40000 (time 1784085200.40 total 58.45 last 735.22)
 - open/keep 47181 (time 1784085210.40 total 68.46 last 717.98)
 - open/keep 50000 (time 1784085214.12 total 72.17 last 758.79)
 - open/keep 56410 (time 1784085224.12 total 82.17 last 640.94)
 - open/keep 60000 (time 1784085229.25 total 87.30 last 699.74)
 - open/keep 66848 (time 1784085239.25 total 97.30 last 684.78)
 - open/keep 70000 (time 1784085244.46 total 102.51 last 604.86)
 - open/keep 76459 (time 1784085254.46 total 112.51 last 645.85)
 - open/keep 80000 (time 1784085260.99 total 119.04 last 542.78)
total: 80511 open/keep in 120.00 seconds: 670.92 ops/second
 - closed 9019 (time 1784085271.95 total 10.00 last -7097.05)
 - closed 10000 (time 1784085273.50 total 11.55 last 632.20)
 - closed 19421 (time 1784085283.50 total 21.55 last 942.05)
 - closed 20000 (time 1784085283.95 total 22.00 last 1300.17)
 - closed 30000 (time 1784085291.96 total 30.01 last 1247.58)
 - closed 40000 (time 1784085300.53 total 38.58 last 1167.93)
 - closed 50000 (time 1784085309.63 total 47.68 last 1098.27)
 - closed 60000 (time 1784085318.26 total 56.31 last 1158.99)
 - closed 69301 (time 1784085328.26 total 66.31 last 930.05)
 - closed 70000 (time 1784085329.03 total 67.08 last 911.92)
 - closed 79404 (time 1784085339.03 total 77.08 last 940.36)
 - closed 80000 (time 1784085339.57 total 77.62 last 1103.98)
total: 80511 close in 78.09 seconds: 1031.00 close/second
 - unlinked 0 (time 1784085341 ; total 0 ; last 0)
 - unlinked 10000 (time 1784085372 ; total 31 ; last 31)
 - unlinked 20000 (time 1784085397 ; total 56 ; last 25)
 - unlinked 30000 (time 1784085414 ; total 73 ; last 17)
 - unlinked 40000 (time 1784085428 ; total 87 ; last 14)
 - unlinked 50000 (time 1784085443 ; total 102 ; last 15)
 - unlinked 60000 (time 1784085458 ; total 117 ; last 15)
 - unlinked 70000 (time 1784085472 ; total 131 ; last 14)
 - unlinked 80000 (time 1784085487 ; total 146 ; last 15)
unlink(/mnt/lustre/d51f.sanity/f80511) error: No such file or directory
total: 80511 unlinks in 147 seconds: 547.693848 unlinks/second