== sanity test 51f: check many open files limit ========== 22:44:17 (1789613057)
MDT0 numfree=529730, max=100000
changed ulimit from 1024 to 100020
 - open/keep 943 (time 1789613073.39 total 10.00 last 94.28)
 - open/keep 1996 (time 1789613083.40 total 20.01 last 105.24)
 - open/keep 3167 (time 1789613093.41 total 30.02 last 116.93)
 - open/keep 4312 (time 1789613103.42 total 40.03 last 114.43)
 - open/keep 5535 (time 1789613113.42 total 50.03 last 122.24)
 - open/keep 6641 (time 1789613123.43 total 60.04 last 110.52)
 - open/keep 7706 (time 1789613133.44 total 70.05 last 106.42)
 - open/keep 8661 (time 1789613143.44 total 80.05 last 95.45)
 - open/keep 9781 (time 1789613153.45 total 90.06 last 111.93)
 - open/keep 10998 (time 1789613163.45 total 100.06 last 121.68)
 - open/keep 12160 (time 1789613173.45 total 110.07 last 116.15)
total: 13172 open/keep in 120.00 seconds: 109.76 ops/second
 - closed 1896 (time 1789613193.40 total 10.01 last -1025.84)
 - closed 3943 (time 1789613203.40 total 20.01 last 204.69)
 - closed 5706 (time 1789613213.40 total 30.01 last 176.28)
 - closed 7723 (time 1789613223.40 total 40.01 last 201.69)
 - closed 9724 (time 1789613233.40 total 50.01 last 200.08)
 - closed 10000 (time 1789613235.02 total 51.63 last 170.13)
 - closed 11928 (time 1789613245.02 total 61.63 last 192.77)
total: 13172 close in 68.21 seconds: 193.11 close/second
 - unlinked 0 (time 1789613255 ; total 0 ; last 0)
 - unlinked 10000 (time 1789613352 ; total 97 ; last 97)
unlink(/mnt/lustre/d51f.sanity/f13172) error: No such file or directory
total: 13172 unlinks in 123 seconds: 107.089432 unlinks/second