== sanity test 51f: check many open files limit ========== 07:16:31 (1781262991)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=1022475, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1708 (time 1781263006.86 total 10.00 last 170.72)
 - open/keep 2854 (time 1781263016.87 total 20.01 last 114.54)
 - open/keep 3990 (time 1781263026.87 total 30.02 last 113.53)
 - open/keep 5170 (time 1781263036.88 total 40.02 last 117.95)
 - open/keep 6596 (time 1781263046.88 total 50.03 last 142.49)
 - open/keep 7692 (time 1781263056.89 total 60.03 last 109.56)
 - open/keep 9071 (time 1781263066.89 total 70.03 last 137.89)
 - open/keep 10000 (time 1781263073.47 total 76.62 last 141.08)
 - open/keep 11390 (time 1781263083.48 total 86.63 last 138.87)
 - open/keep 12722 (time 1781263093.49 total 96.63 last 133.16)
 - open/keep 14095 (time 1781263103.49 total 106.63 last 137.24)
 - open/keep 15310 (time 1781263113.50 total 116.65 last 121.33)
total: 15721 open/keep in 120.01 seconds: 131.00 ops/second
 - closed 1443 (time 1781263126.87 total 10.01 last -1385.64)
 - closed 3150 (time 1781263136.87 total 20.01 last 170.63)
 - closed 5286 (time 1781263146.88 total 30.02 last 213.52)
 - closed 6810 (time 1781263156.89 total 40.02 last 152.26)
 - closed 8234 (time 1781263166.89 total 50.03 last 142.35)
 - closed 10000 (time 1781263174.06 total 57.20 last 246.36)
 - closed 11458 (time 1781263184.07 total 67.21 last 145.62)
 - closed 13094 (time 1781263194.08 total 77.22 last 163.44)
 - closed 14307 (time 1781263204.08 total 87.22 last 121.26)
 - closed 15537 (time 1781263214.09 total 97.23 last 122.93)
total: 15721 close in 98.26 seconds: 159.99 close/second
 - unlinked 0 (time 1781263221 ; total 0 ; last 0)
 - unlinked 10000 (time 1781263316 ; total 95 ; last 95)
unlink(/mnt/lustre/d51f.sanity/f15721) error: No such file or directory
total: 15721 unlinks in 140 seconds: 112.292854 unlinks/second