== sanity test 51f: check many open files limit ========== 16:56:20 (1788468980)
MDT0 numfree=538177, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1263 (time 1788468994.30 total 10.02 last 126.06)
 - open/keep 2152 (time 1788469004.31 total 20.03 last 88.83)
 - open/keep 3046 (time 1788469014.32 total 30.03 last 89.36)
 - open/keep 4066 (time 1788469024.33 total 40.05 last 101.85)
 - open/keep 5594 (time 1788469034.33 total 50.05 last 152.76)
 - open/keep 6462 (time 1788469044.34 total 60.06 last 86.74)
 - open/keep 7523 (time 1788469054.35 total 70.07 last 105.96)
 - open/keep 8747 (time 1788469064.36 total 80.08 last 122.31)
 - open/keep 9656 (time 1788469074.36 total 90.08 last 90.88)
 - open/keep 10000 (time 1788469077.44 total 93.16 last 111.82)
 - open/keep 11145 (time 1788469087.44 total 103.16 last 114.49)
 - open/keep 12400 (time 1788469097.45 total 113.16 last 125.39)
total: 13256 open/keep in 120.02 seconds: 110.45 ops/second
 - closed 1831 (time 1788469114.31 total 10.00 last -1056.70)
 - closed 3684 (time 1788469124.31 total 20.00 last 185.30)
 - closed 5584 (time 1788469134.31 total 30.00 last 189.99)
 - closed 8112 (time 1788469144.32 total 40.01 last 252.54)
 - closed 10000 (time 1788469151.79 total 47.49 last 252.65)
 - closed 12142 (time 1788469161.79 total 57.49 last 214.17)
total: 13256 close in 63.15 seconds: 209.92 close/second
 - unlinked 0 (time 1788469171 ; total 0 ; last 0)
 - unlinked 10000 (time 1788469262 ; total 91 ; last 91)
unlink(/mnt/lustre/d51f.sanity/f13256) error: No such file or directory
total: 13256 unlinks in 117 seconds: 113.299149 unlinks/second