== sanity test 51f: check many open files limit ========== 04:03:11 (1789027391)
MDT0 numfree=532256, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1118 (time 1789027406.46 total 10.04 last 111.36)
 - open/keep 2225 (time 1789027416.46 total 20.04 last 110.65)
 - open/keep 3347 (time 1789027426.47 total 30.05 last 112.13)
 - open/keep 4287 (time 1789027436.50 total 40.08 last 93.74)
 - open/keep 5427 (time 1789027446.50 total 50.08 last 113.95)
 - open/keep 6620 (time 1789027456.52 total 60.10 last 119.09)
 - open/keep 7535 (time 1789027466.53 total 70.11 last 91.43)
 - open/keep 8533 (time 1789027476.53 total 80.11 last 99.80)
 - open/keep 9559 (time 1789027486.53 total 90.11 last 102.57)
 - open/keep 10000 (time 1789027490.29 total 93.87 last 117.17)
 - open/keep 11028 (time 1789027500.30 total 103.88 last 102.77)
 - open/keep 11944 (time 1789027510.31 total 113.89 last 91.50)
total: 12441 open/keep in 120.00 seconds: 103.67 ops/second
 - closed 1668 (time 1789027526.42 total 10.00 last -1027.47)
 - closed 3237 (time 1789027536.43 total 20.00 last 156.86)
 - closed 5068 (time 1789027546.43 total 30.01 last 183.04)
 - closed 6799 (time 1789027556.43 total 40.01 last 173.09)
 - closed 8602 (time 1789027566.43 total 50.01 last 180.29)
 - closed 10000 (time 1789027574.31 total 57.89 last 177.45)
 - closed 11576 (time 1789027584.31 total 67.89 last 157.54)
total: 12441 close in 73.37 seconds: 169.55 close/second
 - unlinked 0 (time 1789027595 ; total 0 ; last 0)
 - unlinked 10000 (time 1789027690 ; total 95 ; last 95)
unlink(/mnt/lustre/d51f.sanity/f12441) error: No such file or directory
total: 12441 unlinks in 121 seconds: 102.818184 unlinks/second