== sanity test 51f: check many open files limit ========== 20:18:46 (1781223526)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022004, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1247 (time 1781223541.35 total 10.00 last 124.67)
 - open/keep 2137 (time 1781223551.36 total 20.01 last 88.93)
 - open/keep 3126 (time 1781223561.37 total 30.02 last 98.77)
 - open/keep 4073 (time 1781223571.38 total 40.02 last 94.69)
 - open/keep 4951 (time 1781223581.39 total 50.04 last 87.68)
 - open/keep 6029 (time 1781223591.40 total 60.05 last 107.69)
 - open/keep 7064 (time 1781223601.41 total 70.06 last 103.35)
 - open/keep 8296 (time 1781223611.42 total 80.07 last 123.14)
 - open/keep 9401 (time 1781223621.42 total 90.07 last 110.44)
 - open/keep 10000 (time 1781223626.75 total 95.40 last 112.50)
 - open/keep 11124 (time 1781223636.75 total 105.40 last 112.34)
 - open/keep 12352 (time 1781223646.76 total 115.41 last 122.72)
total: 12855 open/keep in 120.02 seconds: 107.11 ops/second
 - closed 1747 (time 1781223661.37 total 10.00 last -1060.05)
 - closed 3012 (time 1781223671.37 total 20.01 last 126.47)
 - closed 4466 (time 1781223681.39 total 30.02 last 145.22)
 - closed 5989 (time 1781223691.39 total 40.02 last 152.22)
 - closed 7572 (time 1781223701.39 total 50.03 last 158.27)
 - closed 9159 (time 1781223711.40 total 60.03 last 158.66)
 - closed 10000 (time 1781223715.81 total 64.45 last 190.36)
 - closed 11721 (time 1781223725.82 total 74.45 last 172.07)
total: 12855 close in 80.04 seconds: 160.60 close/second
 - unlinked 0 (time 1781223738 ; total 0 ; last 0)
 - unlinked 10000 (time 1781223822 ; total 84 ; last 84)
unlink(/mnt/lustre/d51f.sanity/f12855) error: No such file or directory
total: 12855 unlinks in 109 seconds: 117.935783 unlinks/second