== sanity test 51f: check many open files limit ========== 21:35:54 (1790732154)
MDT0 numfree=540456, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1415 (time 1790732168.52 total 10.00 last 141.46)
 - open/keep 2950 (time 1790732178.52 total 20.00 last 153.48)
 - open/keep 4296 (time 1790732188.53 total 30.02 last 134.44)
 - open/keep 5507 (time 1790732198.54 total 40.02 last 121.06)
 - open/keep 6681 (time 1790732208.54 total 50.02 last 117.38)
 - open/keep 7694 (time 1790732218.54 total 60.03 last 101.24)
 - open/keep 8989 (time 1790732228.55 total 70.03 last 129.41)
 - open/keep 10000 (time 1790732237.05 total 78.54 last 118.90)
 - open/keep 11212 (time 1790732247.06 total 88.54 last 121.16)
 - open/keep 12385 (time 1790732257.07 total 98.55 last 117.20)
 - open/keep 13576 (time 1790732267.07 total 108.55 last 119.08)
 - open/keep 14821 (time 1790732277.07 total 118.55 last 124.50)
total: 15035 open/keep in 120.00 seconds: 125.29 ops/second
 - closed 2660 (time 1790732288.53 total 10.01 last -1214.44)
 - closed 4674 (time 1790732298.54 total 20.02 last 201.23)
 - closed 6863 (time 1790732308.54 total 30.02 last 218.85)
 - closed 9457 (time 1790732318.54 total 40.02 last 259.38)
 - closed 10000 (time 1790732320.63 total 42.11 last 260.67)
 - closed 12194 (time 1790732330.63 total 52.11 last 219.30)
 - closed 14600 (time 1790732340.64 total 62.12 last 240.38)
total: 15035 close in 63.96 seconds: 235.07 close/second
 - unlinked 0 (time 1790732346 ; total 0 ; last 0)
 - unlinked 10000 (time 1790732425 ; total 79 ; last 79)
unlink(/mnt/lustre/d51f.sanity/f15035) error: No such file or directory
total: 15035 unlinks in 118 seconds: 127.415253 unlinks/second