== sanity test 51f: check many open files limit ========== 01:02:43 (1777006963)
MDT0 numfree=     529338, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1310 (time 1777006977.61 total 10.00 last 130.97)
 - open/keep 2692 (time 1777006987.61 total 20.00 last 138.17)
 - open/keep 3901 (time 1777006997.61 total 30.01 last 120.87)
 - open/keep 5224 (time 1777007007.62 total 40.01 last 132.21)
 - open/keep 6429 (time 1777007017.62 total 50.02 last 120.44)
 - open/keep 7544 (time 1777007027.63 total 60.02 last 111.43)
 - open/keep 8805 (time 1777007037.63 total 70.03 last 126.09)
 - open/keep 10000 (time 1777007047.02 total 79.41 last 127.29)
 - open/keep 11176 (time 1777007057.03 total 89.42 last 117.48)
 - open/keep 12434 (time 1777007067.03 total 99.43 last 125.75)
 - open/keep 13639 (time 1777007077.03 total 109.43 last 120.50)
 - open/keep 14610 (time 1777007087.04 total 119.43 last 97.06)
total: 14655 open/keep in 120.00 seconds: 122.12 ops/second
 - closed 1038 (time 1777007097.61 total 10.00 last -1356.64)
 - closed 2249 (time 1777007107.62 total 20.01 last 121.05)
 - closed 3313 (time 1777007117.62 total 30.01 last 106.37)
 - closed 4302 (time 1777007127.63 total 40.02 last 98.83)
 - closed 5405 (time 1777007137.63 total 50.02 last 110.22)
 - closed 6749 (time 1777007147.64 total 60.03 last 134.30)
 - closed 8257 (time 1777007157.64 total 70.04 last 150.73)
 - closed 9707 (time 1777007167.65 total 80.04 last 144.96)
 - closed 10000 (time 1777007168.99 total 81.38 last 218.26)
 - closed 12177 (time 1777007178.99 total 91.38 last 217.65)
 - closed 14430 (time 1777007189.00 total 101.39 last 225.23)
total: 14655 close in 102.84 seconds: 142.50 close/second
 - unlinked 0 (time 1777007194 ; total 0 ; last 0)
 - unlinked 10000 (time 1777007281 ; total 87 ; last 87)
unlink(/mnt/lustre/d51f.sanity/f14655) error: No such file or directory
total: 14655 unlinks in 127 seconds: 115.393700 unlinks/second