== sanity test 51f: check many open files limit ========== 15:57:53 (1780343873)
MDT0 numfree=     528488, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1330 (time 1780343885.67 total 10.00 last 132.98)
 - open/keep 2626 (time 1780343895.68 total 20.01 last 129.50)
 - open/keep 3976 (time 1780343905.68 total 30.02 last 134.92)
 - open/keep 5271 (time 1780343915.69 total 40.02 last 129.44)
 - open/keep 6591 (time 1780343925.69 total 50.02 last 131.96)
 - open/keep 7974 (time 1780343935.69 total 60.02 last 138.28)
 - open/keep 9339 (time 1780343945.69 total 70.03 last 136.46)
 - open/keep 10000 (time 1780343950.91 total 75.25 last 126.60)
 - open/keep 11270 (time 1780343960.92 total 85.25 last 126.92)
 - open/keep 12526 (time 1780343970.93 total 95.26 last 125.51)
 - open/keep 13787 (time 1780343980.93 total 105.27 last 126.05)
 - open/keep 15214 (time 1780343990.94 total 115.27 last 142.65)
total: 15868 open/keep in 120.01 seconds: 132.23 ops/second
 - closed 2205 (time 1780344005.68 total 10.00 last -1300.81)
 - closed 4525 (time 1780344015.68 total 20.00 last 231.97)
 - closed 6580 (time 1780344025.69 total 30.01 last 205.31)
 - closed 8685 (time 1780344035.69 total 40.01 last 210.47)
 - closed 10000 (time 1780344042.21 total 46.54 last 201.53)
 - closed 12255 (time 1780344052.21 total 56.54 last 225.48)
 - closed 14672 (time 1780344062.21 total 66.54 last 241.68)
total: 15868 close in 71.52 seconds: 221.87 close/second
 - unlinked 0 (time 1780344069 ; total 0 ; last 0)
 - unlinked 10000 (time 1780344134 ; total 65 ; last 65)
unlink(/mnt/lustre/d51f.sanity/f15868) error: No such file or directory
total: 15868 unlinks in 102 seconds: 155.568634 unlinks/second