== sanity test 51f: check many open files limit ========== 19:45:16 (1787874316)
MDT0 numfree=     533198, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1305 (time 1787874329.77 total 10.00 last 130.45)
 - open/keep 2453 (time 1787874339.78 total 20.01 last 114.71)
 - open/keep 3752 (time 1787874349.80 total 30.03 last 129.60)
 - open/keep 5095 (time 1787874359.80 total 40.04 last 134.24)
 - open/keep 6272 (time 1787874369.81 total 50.04 last 117.66)
 - open/keep 7651 (time 1787874379.81 total 60.05 last 137.83)
 - open/keep 8904 (time 1787874389.83 total 70.06 last 125.12)
 - open/keep 10000 (time 1787874397.93 total 78.16 last 135.29)
 - open/keep 11202 (time 1787874407.93 total 88.16 last 120.18)
 - open/keep 12483 (time 1787874417.93 total 98.17 last 128.05)
 - open/keep 13809 (time 1787874427.94 total 108.17 last 132.55)
 - open/keep 15046 (time 1787874437.94 total 118.18 last 123.63)
total: 15267 open/keep in 120.01 seconds: 127.21 ops/second
 - closed 2109 (time 1787874449.78 total 10.00 last -1293.65)
 - closed 4419 (time 1787874459.79 total 20.01 last 230.68)
 - closed 6571 (time 1787874469.79 total 30.02 last 215.16)
 - closed 8680 (time 1787874479.79 total 40.02 last 210.89)
 - closed 10000 (time 1787874486.04 total 46.26 last 211.49)
 - closed 12255 (time 1787874496.04 total 56.26 last 225.48)
 - closed 14334 (time 1787874506.04 total 66.26 last 207.83)
total: 15267 close in 70.27 seconds: 217.26 close/second
 - unlinked 0 (time 1787874513 ; total 0 ; last 0)
 - unlinked 10000 (time 1787874598 ; total 85 ; last 85)
unlink(/mnt/lustre/d51f.sanity/f15267) error: No such file or directory
total: 15267 unlinks in 129 seconds: 118.348839 unlinks/second