== sanity test 51f: check many open files limit ========== 06:06:12 (1789639572)
MDT0 numfree=536459, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1319 (time 1789639586.62 total 10.00 last 131.87)
 - open/keep 2414 (time 1789639596.62 total 20.00 last 109.50)
 - open/keep 3590 (time 1789639606.62 total 30.01 last 117.56)
 - open/keep 4839 (time 1789639616.62 total 40.01 last 124.89)
 - open/keep 5913 (time 1789639626.63 total 50.01 last 107.36)
 - open/keep 7047 (time 1789639636.65 total 60.03 last 113.12)
 - open/keep 8144 (time 1789639646.65 total 70.03 last 109.70)
 - open/keep 9422 (time 1789639656.66 total 80.05 last 127.65)
 - open/keep 10000 (time 1789639661.30 total 84.68 last 124.80)
 - open/keep 10974 (time 1789639671.30 total 94.68 last 97.40)
 - open/keep 11865 (time 1789639681.31 total 104.69 last 89.01)
 - open/keep 12888 (time 1789639691.31 total 114.69 last 102.25)
total: 13452 open/keep in 120.00 seconds: 112.10 ops/second
 - closed 2002 (time 1789639706.62 total 10.00 last -1088.31)
 - closed 3933 (time 1789639716.63 total 20.01 last 193.00)
 - closed 6238 (time 1789639726.63 total 30.01 last 230.47)
 - closed 8374 (time 1789639736.64 total 40.02 last 213.37)
 - closed 10000 (time 1789639743.46 total 46.85 last 238.20)
 - closed 12201 (time 1789639753.47 total 56.85 last 220.08)
total: 13452 close in 62.76 seconds: 214.34 close/second
 - unlinked 0 (time 1789639763 ; total 0 ; last 0)
 - unlinked 10000 (time 1789639840 ; total 77 ; last 77)
unlink(/mnt/lustre/d51f.sanity/f13452) error: No such file or directory
total: 13452 unlinks in 104 seconds: 129.346161 unlinks/second