== sanity test 51f: check many open files limit ========== 16:51:37 (1789678297)
MDT0 numfree=531749, max=100000
changed ulimit from 1024 to 100020
 - open/keep 963 (time 1789678312.16 total 10.01 last 96.25)
 - open/keep 1966 (time 1789678322.16 total 20.01 last 100.25)
 - open/keep 2977 (time 1789678332.16 total 30.01 last 101.10)
 - open/keep 3819 (time 1789678342.16 total 40.01 last 84.20)
 - open/keep 4773 (time 1789678352.17 total 50.02 last 95.34)
 - open/keep 5759 (time 1789678362.19 total 60.03 last 98.44)
 - open/keep 6780 (time 1789678372.19 total 70.04 last 102.06)
 - open/keep 7760 (time 1789678382.19 total 80.04 last 97.98)
 - open/keep 8937 (time 1789678392.21 total 90.06 last 117.45)
 - open/keep 10000 (time 1789678402.01 total 99.86 last 108.49)
 - open/keep 10942 (time 1789678412.01 total 109.86 last 94.19)
 - open/keep 11889 (time 1789678422.02 total 119.86 last 94.66)
total: 11904 open/keep in 120.00 seconds: 99.20 ops/second
 - closed 1564 (time 1789678432.15 total 10.00 last -1032.44)
 - closed 3345 (time 1789678442.16 total 20.01 last 178.01)
 - closed 5248 (time 1789678452.16 total 30.01 last 190.28)
 - closed 6735 (time 1789678462.16 total 40.01 last 148.69)
 - closed 8475 (time 1789678472.16 total 50.01 last 173.96)
 - closed 10000 (time 1789678480.29 total 58.14 last 187.68)
 - closed 11570 (time 1789678490.29 total 68.14 last 156.97)
total: 11904 close in 70.02 seconds: 170.00 close/second
 - unlinked 0 (time 1789678496 ; total 0 ; last 0)
 - unlinked 10000 (time 1789678584 ; total 88 ; last 88)
unlink(/mnt/lustre/d51f.sanity/f11904) error: No such file or directory
total: 11904 unlinks in 104 seconds: 114.461540 unlinks/second