== sanity test 51f: check many open files limit ========== 02:02:22 (1788933742)
MDT0 numfree=     528488, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1132 (time 1788933756.06 total 10.00 last 113.15)
 - open/keep 2256 (time 1788933766.07 total 20.01 last 112.29)
 - open/keep 3253 (time 1788933776.07 total 30.02 last 99.68)
 - open/keep 4312 (time 1788933786.07 total 40.02 last 105.90)
 - open/keep 5361 (time 1788933796.08 total 50.02 last 104.86)
 - open/keep 6259 (time 1788933806.08 total 60.03 last 89.75)
 - open/keep 6970 (time 1788933816.10 total 70.04 last 70.96)
 - open/keep 7711 (time 1788933826.11 total 80.05 last 74.04)
 - open/keep 8574 (time 1788933836.11 total 90.05 last 86.29)
 - open/keep 9648 (time 1788933846.12 total 100.06 last 107.35)
 - open/keep 10000 (time 1788933849.28 total 103.23 last 111.13)
 - open/keep 11100 (time 1788933859.29 total 113.23 last 109.97)
total: 11847 open/keep in 120.00 seconds: 98.72 ops/second
 - closed 1913 (time 1788933876.07 total 10.00 last -918.31)
 - closed 3906 (time 1788933886.07 total 20.01 last 199.17)
 - closed 5449 (time 1788933896.07 total 30.01 last 154.26)
 - closed 7530 (time 1788933906.08 total 40.01 last 208.07)
 - closed 9520 (time 1788933916.08 total 50.02 last 198.99)
 - closed 10000 (time 1788933918.33 total 52.27 last 213.33)
 - closed 11800 (time 1788933928.33 total 62.27 last 179.89)
total: 11847 close in 62.53 seconds: 189.46 close/second
 - unlinked 0 (time 1788933932 ; total 0 ; last 0)
 - unlinked 10000 (time 1788934015 ; total 83 ; last 83)
unlink(/mnt/lustre/d51f.sanity/f11847) error: No such file or directory
total: 11847 unlinks in 98 seconds: 120.887756 unlinks/second