== sanity test 51f: check many open files limit ========== 03:36:12 (1780385772)
MDT0 numfree=     534037, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1267 (time 1780385785.95 total 10.00 last 126.65)
 - open/keep 2674 (time 1780385795.95 total 20.00 last 140.69)
 - open/keep 4211 (time 1780385805.95 total 30.01 last 153.63)
 - open/keep 5661 (time 1780385815.96 total 40.01 last 144.97)
 - open/keep 7091 (time 1780385825.96 total 50.01 last 142.96)
 - open/keep 8498 (time 1780385835.96 total 60.01 last 140.70)
 - open/keep 10000 (time 1780385845.26 total 69.32 last 161.45)
 - open/keep 11574 (time 1780385855.26 total 79.32 last 157.38)
 - open/keep 13009 (time 1780385865.27 total 89.32 last 143.45)
 - open/keep 14695 (time 1780385875.27 total 99.33 last 168.54)
 - open/keep 16413 (time 1780385885.27 total 109.33 last 171.77)
 - open/keep 18116 (time 1780385895.28 total 119.33 last 170.22)
total: 18232 open/keep in 120.01 seconds: 151.93 ops/second
 - closed 2488 (time 1780385905.95 total 10.00 last -1562.38)
 - closed 4975 (time 1780385915.96 total 20.00 last 248.65)
 - closed 7502 (time 1780385925.96 total 30.01 last 252.65)
 - closed 10000 (time 1780385934.69 total 38.73 last 286.20)
 - closed 12614 (time 1780385944.69 total 48.74 last 261.30)
 - closed 15558 (time 1780385954.69 total 58.74 last 294.35)
total: 18232 close in 68.31 seconds: 266.91 close/second
 - unlinked 0 (time 1780385966 ; total 0 ; last 0)
 - unlinked 10000 (time 1780386014 ; total 48 ; last 48)
unlink(/mnt/lustre/d51f.sanity/f18232) error: No such file or directory
total: 18232 unlinks in 87 seconds: 209.563217 unlinks/second