== sanity test 51f: check many open files limit ========== 17:58:29 (1773611909)
MDT0 numfree=     484625 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1237 (time 1773611924.00 total 10.01 last 123.60)
 - open/keep 2513 (time 1773611934.00 total 20.01 last 127.57)
 - open/keep 3705 (time 1773611944.02 total 30.03 last 119.01)
 - open/keep 4817 (time 1773611954.02 total 40.03 last 111.16)
 - open/keep 6049 (time 1773611964.03 total 50.03 last 123.15)
 - open/keep 7430 (time 1773611974.03 total 60.04 last 138.06)
 - open/keep 8856 (time 1773611984.03 total 70.04 last 142.55)
 - open/keep 10000 (time 1773611993.13 total 79.14 last 125.78)
 - open/keep 11160 (time 1773612003.13 total 89.14 last 115.95)
 - open/keep 12299 (time 1773612013.14 total 99.14 last 113.85)
 - open/keep 13525 (time 1773612023.14 total 109.15 last 122.57)
 - open/keep 14675 (time 1773612033.15 total 119.15 last 114.95)
total: 14752 open/keep in 120.02 seconds: 122.92 ops/second
 - closed 1794 (time 1773612044.03 total 10.02 last -1285.97)
 - closed 3585 (time 1773612054.03 total 20.02 last 179.02)
 - closed 5187 (time 1773612064.04 total 30.03 last 160.06)
 - closed 7258 (time 1773612074.04 total 40.03 last 207.09)
 - closed 9605 (time 1773612084.04 total 50.03 last 234.68)
 - closed 10000 (time 1773612086.97 total 52.96 last 134.84)
 - closed 11939 (time 1773612096.98 total 62.97 last 193.64)
 - closed 13838 (time 1773612106.98 total 72.97 last 189.88)
total: 14752 close in 77.80 seconds: 189.62 close/second
 - unlinked 0 (time 1773612116 ; total 0 ; last 0)
 - unlinked 10000 (time 1773612195 ; total 79 ; last 79)
unlink(/mnt/lustre/d51f.sanity/f14752) error: No such file or directory
total: 14752 unlinks in 117 seconds: 126.085472 unlinks/second