== sanity test 51f: check many open files limit ========== 08:00:17 (1789128017)
MDT0 numfree=     530372, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1380 (time 1789128031.52 total 10.00 last 138.00)
 - open/keep 2858 (time 1789128041.52 total 20.00 last 147.77)
 - open/keep 4198 (time 1789128051.53 total 30.00 last 133.98)
 - open/keep 5497 (time 1789128061.53 total 40.01 last 129.88)
 - open/keep 6608 (time 1789128071.54 total 50.01 last 111.00)
 - open/keep 7900 (time 1789128081.54 total 60.02 last 129.19)
 - open/keep 9262 (time 1789128091.54 total 70.02 last 136.15)
 - open/keep 10000 (time 1789128097.39 total 75.87 last 126.21)
 - open/keep 11350 (time 1789128107.40 total 85.88 last 134.81)
 - open/keep 12648 (time 1789128117.40 total 95.88 last 129.80)
 - open/keep 13829 (time 1789128127.41 total 105.89 last 118.03)
 - open/keep 15140 (time 1789128137.42 total 115.89 last 131.01)
total: 15661 open/keep in 120.00 seconds: 130.50 ops/second
 - closed 2135 (time 1789128151.53 total 10.00 last -1299.92)
 - closed 4253 (time 1789128161.53 total 20.00 last 211.79)
 - closed 6491 (time 1789128171.53 total 30.01 last 223.78)
 - closed 8676 (time 1789128181.54 total 40.01 last 218.35)
 - closed 10000 (time 1789128187.65 total 46.12 last 216.65)
 - closed 12284 (time 1789128197.65 total 56.13 last 228.35)
 - closed 14564 (time 1789128207.65 total 66.13 last 227.95)
total: 15661 close in 70.95 seconds: 220.73 close/second
 - unlinked 0 (time 1789128216 ; total 1 ; last 1)
 - unlinked 10000 (time 1789128297 ; total 82 ; last 81)
unlink(/mnt/lustre/d51f.sanity/f15661) error: No such file or directory
total: 15661 unlinks in 126 seconds: 124.293648 unlinks/second