== sanity test 51f: check many open files limit ========== 18:18:15 (1780525095)
ulimit_old=1024 numfree=     526462, max=100000
changed ulimit from 1024 to 100100
 - open/keep 2901 (time 1780525106.70 total 10.00 last 290.01)
 - open/keep 6215 (time 1780525116.71 total 20.01 last 331.31)
 - open/keep 9614 (time 1780525126.71 total 30.01 last 339.85)
 - open/keep 12567 (time 1780525136.71 total 40.01 last 295.16)
 - open/keep 15154 (time 1780525146.71 total 50.01 last 258.65)
 - open/keep 17806 (time 1780525156.72 total 60.02 last 265.15)
 - open/keep 20000 (time 1780525163.96 total 67.26 last 302.92)
 - open/keep 22970 (time 1780525173.96 total 77.26 last 296.90)
 - open/keep 25796 (time 1780525183.97 total 87.27 last 282.51)
 - open/keep 28409 (time 1780525193.97 total 97.27 last 261.24)
 - open/keep 30000 (time 1780525199.80 total 103.10 last 272.64)
 - open/keep 32753 (time 1780525209.81 total 113.11 last 275.20)
total: 34840 open/keep in 120.00 seconds: 290.33 ops/second
 - closed 4950 (time 1780525226.70 total 10.00 last -2780.04)
 - closed 10000 (time 1780525234.83 total 18.13 last 620.96)
 - closed 15595 (time 1780525244.83 total 28.13 last 559.49)
 - closed 20000 (time 1780525253.86 total 37.16 last 488.22)
 - closed 24744 (time 1780525263.86 total 47.16 last 474.38)
 - closed 29840 (time 1780525273.86 total 57.16 last 509.51)
 - closed 30000 (time 1780525274.16 total 57.46 last 537.00)
total: 34840 close in 67.13 seconds: 518.95 close/second
 - unlinked 0 (time 1780525287 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525318 ; total 31 ; last 31)
 - unlinked 20000 (time 1780525346 ; total 59 ; last 28)
 - unlinked 30000 (time 1780525371 ; total 84 ; last 25)
unlink(/mnt/lustre/d51f.sanity/f34840) error: No such file or directory
total: 34840 unlinks in 98 seconds: 355.510193 unlinks/second