== sanity test 51f: check many open files limit ========== 00:35:09 (1789274109)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021979, max=100000
changed ulimit from 1024 to 100020
 - open/keep 980 (time 1789274126.86 total 10.01 last 97.95)
 - open/keep 1988 (time 1789274136.86 total 20.01 last 100.73)
 - open/keep 3044 (time 1789274146.87 total 30.02 last 105.53)
 - open/keep 4306 (time 1789274156.88 total 40.02 last 126.12)
 - open/keep 5731 (time 1789274166.88 total 50.03 last 142.49)
 - open/keep 6926 (time 1789274176.88 total 60.03 last 119.44)
 - open/keep 8247 (time 1789274186.88 total 70.03 last 132.10)
 - open/keep 9646 (time 1789274196.88 total 80.03 last 139.87)
 - open/keep 10000 (time 1789274200.08 total 83.23 last 110.78)
 - open/keep 11397 (time 1789274210.08 total 93.23 last 139.66)
 - open/keep 12714 (time 1789274220.09 total 103.23 last 131.67)
 - open/keep 14125 (time 1789274230.09 total 113.23 last 141.09)
total: 14977 open/keep in 120.00 seconds: 124.81 ops/second
 - closed 1592 (time 1789274246.86 total 10.00 last -1252.95)
 - closed 3326 (time 1789274256.87 total 20.01 last 173.22)
 - closed 5040 (time 1789274266.87 total 30.02 last 171.34)
 - closed 6429 (time 1789274276.88 total 40.03 last 138.76)
 - closed 7939 (time 1789274286.88 total 50.03 last 151.00)
 - closed 9605 (time 1789274296.89 total 60.03 last 166.50)
 - closed 10000 (time 1789274299.56 total 62.70 last 147.86)
 - closed 11764 (time 1789274309.56 total 72.71 last 176.33)
 - closed 13552 (time 1789274319.56 total 82.71 last 178.73)
total: 14977 close in 90.90 seconds: 164.77 close/second
 - unlinked 0 (time 1789274332 ; total 0 ; last 0)
 - unlinked 10000 (time 1789274404 ; total 72 ; last 72)
unlink(/mnt/lustre/d51f.sanity/f14977) error: No such file or directory
total: 14977 unlinks in 105 seconds: 142.638092 unlinks/second