== sanity test 51f: check many open files limit ========== 10:35:01 (1789137301)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021968, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1588 (time 1789137315.79 total 10.00 last 158.74)
 - open/keep 3026 (time 1789137325.79 total 20.01 last 143.77)
 - open/keep 4466 (time 1789137335.80 total 30.01 last 143.93)
 - open/keep 5829 (time 1789137345.80 total 40.01 last 136.27)
 - open/keep 7121 (time 1789137355.80 total 50.02 last 129.17)
 - open/keep 8441 (time 1789137365.80 total 60.02 last 132.00)
 - open/keep 10000 (time 1789137375.20 total 69.41 last 165.94)
 - open/keep 11214 (time 1789137385.20 total 79.41 last 121.39)
 - open/keep 12523 (time 1789137395.21 total 89.42 last 130.80)
 - open/keep 13898 (time 1789137405.21 total 99.42 last 137.44)
 - open/keep 15337 (time 1789137415.21 total 109.42 last 143.89)
 - open/keep 16931 (time 1789137425.21 total 119.43 last 159.38)
total: 16996 open/keep in 120.00 seconds: 141.63 ops/second
 - closed 1894 (time 1789137435.79 total 10.00 last -1503.51)
 - closed 4390 (time 1789137445.79 total 20.01 last 249.48)
 - closed 6253 (time 1789137455.80 total 30.01 last 186.24)
 - closed 8403 (time 1789137465.80 total 40.01 last 214.99)
 - closed 10000 (time 1789137474.93 total 49.14 last 174.93)
 - closed 11907 (time 1789137484.93 total 59.14 last 190.59)
 - closed 13756 (time 1789137494.94 total 69.16 last 184.69)
 - closed 15425 (time 1789137504.95 total 79.16 last 166.89)
total: 16996 close in 85.75 seconds: 198.19 close/second
 - unlinked 0 (time 1789137516 ; total 0 ; last 0)
 - unlinked 10000 (time 1789137581 ; total 65 ; last 65)
unlink(/mnt/lustre/d51f.sanity/f16996) error: No such file or directory
total: 16996 unlinks in 112 seconds: 151.750000 unlinks/second