== sanity test 51f: check many open files limit ========== 13:21:39 (1787764899)
MDT0 numfree=     531852, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1478 (time 1787764913.56 total 10.01 last 147.62)
 - open/keep 2841 (time 1787764923.56 total 20.01 last 136.29)
 - open/keep 4078 (time 1787764933.57 total 30.02 last 123.64)
 - open/keep 5459 (time 1787764943.57 total 40.02 last 138.08)
 - open/keep 6639 (time 1787764953.62 total 50.07 last 117.37)
 - open/keep 7922 (time 1787764963.62 total 60.07 last 128.28)
 - open/keep 9080 (time 1787764973.64 total 70.09 last 115.63)
 - open/keep 10000 (time 1787764980.02 total 76.46 last 144.28)
 - open/keep 11311 (time 1787764990.02 total 86.47 last 131.03)
 - open/keep 12612 (time 1787765000.02 total 96.47 last 130.05)
 - open/keep 13910 (time 1787765010.03 total 106.48 last 129.78)
 - open/keep 15203 (time 1787765020.03 total 116.48 last 129.30)
total: 15701 open/keep in 120.00 seconds: 130.84 ops/second
 - closed 2103 (time 1787765033.55 total 10.00 last -1309.98)
 - closed 4430 (time 1787765043.56 total 20.00 last 232.64)
 - closed 6514 (time 1787765053.56 total 30.00 last 208.39)
 - closed 8992 (time 1787765063.56 total 40.01 last 247.70)
 - closed 10000 (time 1787765067.77 total 44.21 last 239.80)
 - closed 12462 (time 1787765077.77 total 54.21 last 246.18)
 - closed 14942 (time 1787765087.77 total 64.22 last 247.84)
total: 15701 close in 67.39 seconds: 232.99 close/second
 - unlinked 0 (time 1787765094 ; total 0 ; last 0)
 - unlinked 10000 (time 1787765177 ; total 83 ; last 83)
unlink(/mnt/lustre/d51f.sanity/f15701) error: No such file or directory
total: 15701 unlinks in 132 seconds: 118.946968 unlinks/second