== sanity test 51f: check many open files limit ========== 16:07:10 (1789589230)
MDT0 numfree=540196, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1142 (time 1789589244.65 total 10.01 last 114.09)
 - open/keep 2149 (time 1789589254.65 total 20.01 last 100.69)
 - open/keep 3102 (time 1789589264.66 total 30.02 last 95.26)
 - open/keep 4195 (time 1789589274.66 total 40.02 last 109.28)
 - open/keep 5276 (time 1789589284.66 total 50.02 last 108.09)
 - open/keep 6262 (time 1789589294.66 total 60.02 last 98.57)
 - open/keep 7321 (time 1789589304.67 total 70.02 last 105.86)
 - open/keep 8387 (time 1789589314.67 total 80.03 last 106.57)
 - open/keep 9435 (time 1789589324.69 total 90.05 last 104.59)
 - open/keep 10000 (time 1789589329.88 total 95.24 last 108.78)
 - open/keep 11011 (time 1789589339.89 total 105.25 last 101.00)
 - open/keep 12002 (time 1789589349.91 total 115.27 last 98.96)
total: 12478 open/keep in 120.00 seconds: 103.98 ops/second
 - closed 2001 (time 1789589364.64 total 10.00 last -1000.03)
 - closed 3661 (time 1789589374.64 total 20.00 last 165.99)
 - closed 5189 (time 1789589384.65 total 30.01 last 152.64)
 - closed 6859 (time 1789589394.66 total 40.01 last 166.97)
 - closed 8438 (time 1789589404.67 total 50.02 last 157.74)
 - closed 10000 (time 1789589413.31 total 58.66 last 180.82)
 - closed 11717 (time 1789589423.31 total 68.66 last 171.69)
total: 12478 close in 73.33 seconds: 170.17 close/second
 - unlinked 0 (time 1789589431 ; total 0 ; last 0)
 - unlinked 10000 (time 1789589521 ; total 90 ; last 90)
unlink(/mnt/lustre/d51f.sanity/f12478) error: No such file or directory
total: 12478 unlinks in 112 seconds: 111.410713 unlinks/second