== sanity test 51f: check many open files limit ========== 20:44:06 (1789433046)
MDT0 numfree=532256, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1149 (time 1789433061.40 total 10.01 last 114.80)
 - open/keep 2419 (time 1789433071.41 total 20.02 last 126.86)
 - open/keep 3579 (time 1789433081.42 total 30.03 last 115.87)
 - open/keep 4479 (time 1789433091.43 total 40.04 last 89.93)
 - open/keep 5657 (time 1789433101.43 total 50.05 last 117.73)
 - open/keep 6950 (time 1789433111.44 total 60.05 last 129.23)
 - open/keep 8030 (time 1789433121.44 total 70.05 last 107.97)
 - open/keep 9026 (time 1789433131.45 total 80.06 last 99.53)
 - open/keep 10000 (time 1789433139.96 total 88.57 last 114.44)
 - open/keep 11255 (time 1789433149.96 total 98.58 last 125.44)
 - open/keep 12331 (time 1789433159.97 total 108.58 last 107.55)
 - open/keep 13422 (time 1789433169.97 total 118.59 last 109.03)
total: 13579 open/keep in 120.00 seconds: 113.15 ops/second
 - closed 2011 (time 1789433181.40 total 10.00 last -1140.68)
 - closed 4181 (time 1789433191.40 total 20.01 last 216.94)
 - closed 6127 (time 1789433201.40 total 30.01 last 194.55)
 - closed 7771 (time 1789433211.40 total 40.01 last 164.37)
 - closed 9362 (time 1789433221.40 total 50.01 last 159.08)
 - closed 10000 (time 1789433225.81 total 54.42 last 144.86)
 - closed 11575 (time 1789433235.81 total 64.42 last 157.48)
 - closed 13171 (time 1789433245.81 total 74.42 last 159.57)
total: 13579 close in 76.40 seconds: 177.73 close/second
 - unlinked 0 (time 1789433252 ; total 0 ; last 0)
 - unlinked 10000 (time 1789433340 ; total 88 ; last 88)
unlink(/mnt/lustre/d51f.sanity/f13579) error: No such file or directory
total: 13579 unlinks in 116 seconds: 117.060349 unlinks/second