== sanity test 51f: check many open files limit ========== 12:19:03 (1787847543)
MDT0 numfree=     527815, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1218 (time 1787847557.77 total 10.00 last 121.75)
 - open/keep 2276 (time 1787847567.78 total 20.01 last 105.71)
 - open/keep 3466 (time 1787847577.80 total 30.03 last 118.84)
 - open/keep 4665 (time 1787847587.80 total 40.03 last 119.84)
 - open/keep 5819 (time 1787847597.80 total 50.03 last 115.40)
 - open/keep 6906 (time 1787847607.81 total 60.04 last 108.61)
 - open/keep 7891 (time 1787847617.81 total 70.04 last 98.47)
 - open/keep 8981 (time 1787847627.82 total 80.05 last 108.92)
 - open/keep 10000 (time 1787847636.47 total 88.70 last 117.80)
 - open/keep 11193 (time 1787847646.48 total 98.71 last 119.24)
 - open/keep 12355 (time 1787847656.48 total 108.71 last 116.19)
 - open/keep 13582 (time 1787847666.49 total 118.72 last 122.55)
total: 13685 open/keep in 120.01 seconds: 114.03 ops/second
 - closed 2341 (time 1787847677.78 total 10.00 last -1123.80)
 - closed 4742 (time 1787847687.79 total 20.01 last 240.02)
 - closed 7289 (time 1787847697.79 total 30.01 last 254.67)
 - closed 9330 (time 1787847707.79 total 40.01 last 204.04)
 - closed 10000 (time 1787847711.97 total 44.19 last 160.18)
 - closed 11968 (time 1787847721.97 total 54.19 last 196.79)
total: 13685 close in 62.15 seconds: 220.19 close/second
 - unlinked 0 (time 1787847735 ; total 0 ; last 0)
 - unlinked 10000 (time 1787847828 ; total 93 ; last 93)
unlink(/mnt/lustre/d51f.sanity/f13685) error: No such file or directory
total: 13685 unlinks in 129 seconds: 106.085274 unlinks/second