== sanity test 51f: check many open files limit ========== 18:17:28 (1780525048)
ulimit_old=1024 numfree=     526493, max=100000
changed ulimit from 1024 to 100100
 - open/keep 3077 (time 1780525059.89 total 10.00 last 307.65)
 - open/keep 6124 (time 1780525069.89 total 20.00 last 304.61)
 - open/keep 8917 (time 1780525079.89 total 30.01 last 279.28)
 - open/keep 10000 (time 1780525083.58 total 33.69 last 293.70)
 - open/keep 12786 (time 1780525093.58 total 43.69 last 278.55)
 - open/keep 15769 (time 1780525103.59 total 53.70 last 298.24)
 - open/keep 18942 (time 1780525113.59 total 63.70 last 317.28)
 - open/keep 20000 (time 1780525116.79 total 66.90 last 330.03)
 - open/keep 23220 (time 1780525126.79 total 76.90 last 322.00)
 - open/keep 26110 (time 1780525136.79 total 86.90 last 288.98)
 - open/keep 28917 (time 1780525146.79 total 96.91 last 280.66)
 - open/keep 30000 (time 1780525150.67 total 100.78 last 279.21)
 - open/keep 33190 (time 1780525160.68 total 110.79 last 318.92)
total: 36079 open/keep in 120.00 seconds: 300.66 ops/second
 - closed 4844 (time 1780525179.89 total 10.00 last -2834.58)
 - closed 9396 (time 1780525189.89 total 20.00 last 455.16)
 - closed 10000 (time 1780525191.22 total 21.34 last 452.71)
 - closed 14342 (time 1780525201.23 total 31.34 last 434.13)
 - closed 19371 (time 1780525211.23 total 41.34 last 502.85)
 - closed 20000 (time 1780525212.41 total 42.52 last 533.94)
 - closed 25631 (time 1780525222.41 total 52.52 last 563.08)
 - closed 30000 (time 1780525230.41 total 60.52 last 545.88)
total: 36079 close in 70.44 seconds: 512.18 close/second
 - unlinked 0 (time 1780525244 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525275 ; total 31 ; last 31)
 - unlinked 20000 (time 1780525307 ; total 63 ; last 32)
 - unlinked 30000 (time 1780525336 ; total 92 ; last 29)
unlink(/mnt/lustre/d51f.sanity/f36079) error: No such file or directory
total: 36079 unlinks in 108 seconds: 334.064819 unlinks/second