== sanity test 51f: check many open files limit ========== 13:14:08 (1789060448)
MDT0 numfree=526065, max=100000
changed ulimit from 1024 to 100020
 - open/keep 937 (time 1789060463.45 total 10.00 last 93.67)
 - open/keep 1883 (time 1789060473.45 total 20.00 last 94.58)
 - open/keep 2882 (time 1789060483.45 total 30.01 last 99.84)
 - open/keep 3587 (time 1789060493.47 total 40.03 last 70.39)
 - open/keep 4356 (time 1789060503.47 total 50.03 last 76.86)
 - open/keep 5238 (time 1789060513.48 total 60.04 last 88.14)
 - open/keep 6296 (time 1789060523.50 total 70.06 last 105.56)
 - open/keep 7187 (time 1789060533.52 total 80.07 last 88.98)
 - open/keep 7932 (time 1789060543.52 total 90.08 last 74.48)
 - open/keep 8690 (time 1789060553.52 total 100.08 last 75.76)
 - open/keep 9383 (time 1789060563.53 total 110.08 last 69.28)
 - open/keep 10000 (time 1789060571.86 total 118.42 last 74.02)
total: 10155 open/keep in 120.00 seconds: 84.62 ops/second
 - closed 1564 (time 1789060583.44 total 10.00 last -843.51)
 - closed 3249 (time 1789060593.45 total 20.01 last 168.43)
 - closed 5012 (time 1789060603.45 total 30.01 last 176.30)
 - closed 6827 (time 1789060613.45 total 40.01 last 181.50)
 - closed 8553 (time 1789060623.46 total 50.02 last 172.41)
 - closed 10000 (time 1789060632.14 total 58.69 last 166.80)
total: 10155 close in 59.61 seconds: 170.37 close/second
 - unlinked 0 (time 1789060637 ; total 0 ; last 0)
 - unlinked 10000 (time 1789060734 ; total 97 ; last 97)
unlink(/mnt/lustre/d51f.sanity/f10155) error: No such file or directory
total: 10155 unlinks in 98 seconds: 103.622452 unlinks/second