== sanity test 51f: check many open files limit ========== 16:56:21 (1788468981)
MDT0 numfree=532256, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1023 (time 1788468996.16 total 10.00 last 102.26)
 - open/keep 1952 (time 1788469006.34 total 20.19 last 91.24)
 - open/keep 2966 (time 1788469016.35 total 30.19 last 101.36)
 - open/keep 3878 (time 1788469026.43 total 40.27 last 90.46)
 - open/keep 4790 (time 1788469036.44 total 50.28 last 91.13)
 - open/keep 5865 (time 1788469046.44 total 60.28 last 107.44)
 - open/keep 6862 (time 1788469056.44 total 70.29 last 99.70)
 - open/keep 7724 (time 1788469066.45 total 80.29 last 86.19)
 - open/keep 8943 (time 1788469076.45 total 90.29 last 121.86)
 - open/keep 10000 (time 1788469085.69 total 99.54 last 114.32)
 - open/keep 11080 (time 1788469095.70 total 109.54 last 107.93)
 - open/keep 12319 (time 1788469105.70 total 119.54 last 123.88)
total: 12360 open/keep in 120.00 seconds: 103.00 ops/second
 - closed 1502 (time 1788469116.16 total 10.00 last -1081.45)
 - closed 3317 (time 1788469126.17 total 20.01 last 181.44)
 - closed 5133 (time 1788469136.17 total 30.01 last 181.57)
 - closed 6803 (time 1788469146.17 total 40.01 last 166.98)
 - closed 8255 (time 1788469156.17 total 50.01 last 145.18)
 - closed 9523 (time 1788469166.18 total 60.02 last 126.63)
 - closed 10000 (time 1788469169.66 total 63.50 last 137.23)
 - closed 11390 (time 1788469179.66 total 73.50 last 138.97)
total: 12360 close in 77.49 seconds: 159.51 close/second
 - unlinked 0 (time 1788469189 ; total 0 ; last 0)
 - unlinked 10000 (time 1788469281 ; total 92 ; last 92)
unlink(/mnt/lustre/d51f.sanity/f12360) error: No such file or directory
total: 12360 unlinks in 117 seconds: 105.641029 unlinks/second