== sanity test 51f: check many open files limit ========== 06:28:58 (1790677738)
MDT0 numfree=545437, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1472 (time 1790677753.28 total 10.01 last 147.08)
 - open/keep 2844 (time 1790677763.28 total 20.01 last 137.19)
 - open/keep 4248 (time 1790677773.28 total 30.02 last 140.29)
 - open/keep 5622 (time 1790677783.30 total 40.03 last 137.25)
 - open/keep 6817 (time 1790677793.31 total 50.04 last 119.32)
 - open/keep 8098 (time 1790677803.31 total 60.05 last 128.08)
 - open/keep 9655 (time 1790677813.32 total 70.05 last 155.59)
 - open/keep 10000 (time 1790677815.86 total 72.59 last 136.01)
 - open/keep 11137 (time 1790677825.86 total 82.59 last 113.66)
 - open/keep 12154 (time 1790677835.86 total 92.60 last 101.67)
 - open/keep 13734 (time 1790677845.86 total 102.60 last 157.99)
 - open/keep 14907 (time 1790677855.87 total 112.60 last 117.26)
total: 15905 open/keep in 120.01 seconds: 132.53 ops/second
 - closed 2553 (time 1790677873.28 total 10.00 last -1235.33)
 - closed 5251 (time 1790677883.29 total 20.01 last 269.50)
 - closed 7361 (time 1790677893.29 total 30.01 last 210.99)
 - closed 9539 (time 1790677903.29 total 40.01 last 217.80)
 - closed 10000 (time 1790677904.78 total 41.51 last 308.33)
 - closed 11932 (time 1790677914.79 total 51.52 last 193.02)
 - closed 14164 (time 1790677924.80 total 61.52 last 223.06)
total: 15905 close in 70.25 seconds: 226.39 close/second
 - unlinked 0 (time 1790677938 ; total 0 ; last 0)
 - unlinked 10000 (time 1790678011 ; total 73 ; last 73)
unlink(/mnt/lustre/d51f.sanity/f15905) error: No such file or directory
total: 15905 unlinks in 118 seconds: 134.788132 unlinks/second