== sanity test 51f: check many open files limit ========== 14:43:24 (1788806604)
MDT0 numfree=534006, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1562 (time 1788806617.47 total 10.00 last 156.19)
 - open/keep 3280 (time 1788806627.47 total 20.00 last 171.72)
 - open/keep 5064 (time 1788806637.47 total 30.01 last 178.39)
 - open/keep 6855 (time 1788806647.47 total 40.01 last 179.10)
 - open/keep 8551 (time 1788806657.48 total 50.01 last 169.55)
 - open/keep 10000 (time 1788806666.43 total 58.96 last 161.85)
 - open/keep 11782 (time 1788806676.43 total 68.97 last 178.14)
 - open/keep 13699 (time 1788806686.44 total 78.97 last 191.66)
 - open/keep 15643 (time 1788806696.44 total 88.97 last 194.35)
 - open/keep 17994 (time 1788806706.44 total 98.97 last 235.10)
 - open/keep 20000 (time 1788806715.81 total 108.34 last 214.12)
 - open/keep 21863 (time 1788806725.81 total 118.34 last 186.26)
total: 22205 open/keep in 120.00 seconds: 185.04 ops/second
 - closed 3306 (time 1788806737.47 total 10.00 last -1855.57)
 - closed 6780 (time 1788806747.47 total 20.00 last 347.35)
 - closed 9835 (time 1788806757.47 total 30.00 last 305.45)
 - closed 10000 (time 1788806758.01 total 30.54 last 310.27)
 - closed 13262 (time 1788806768.01 total 40.54 last 326.20)
 - closed 16868 (time 1788806778.01 total 50.54 last 360.57)
 - closed 20000 (time 1788806787.31 total 59.84 last 336.61)
total: 22205 close in 66.06 seconds: 336.12 close/second
 - unlinked 0 (time 1788806795 ; total 0 ; last 0)
 - unlinked 10000 (time 1788806841 ; total 46 ; last 46)
 - unlinked 20000 (time 1788806887 ; total 92 ; last 46)
unlink(/mnt/lustre/d51f.sanity/f22205) error: No such file or directory
total: 22205 unlinks in 101 seconds: 219.851486 unlinks/second