== sanity test 51f: check many open files limit ========== 06:42:18 (1789987338)
MDT0 numfree=532722, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1036 (time 1789987354.12 total 10.01 last 103.51)
 - open/keep 1985 (time 1789987364.14 total 20.02 last 94.78)
 - open/keep 2897 (time 1789987374.14 total 30.02 last 91.19)
 - open/keep 3847 (time 1789987384.15 total 40.03 last 94.91)
 - open/keep 4789 (time 1789987394.15 total 50.04 last 94.14)
 - open/keep 5770 (time 1789987404.17 total 60.06 last 97.93)
 - open/keep 6774 (time 1789987414.19 total 70.07 last 100.21)
 - open/keep 7584 (time 1789987424.20 total 80.09 last 80.89)
 - open/keep 8613 (time 1789987434.21 total 90.09 last 102.85)
 - open/keep 9638 (time 1789987444.21 total 100.10 last 102.45)
 - open/keep 10000 (time 1789987447.74 total 103.62 last 102.69)
 - open/keep 10940 (time 1789987457.75 total 113.63 last 93.89)
total: 11569 open/keep in 120.01 seconds: 96.40 ops/second
 - closed 1690 (time 1789987474.12 total 10.00 last -924.89)
 - closed 3446 (time 1789987484.13 total 20.00 last 175.54)
 - closed 5222 (time 1789987494.14 total 30.01 last 177.45)
 - closed 6872 (time 1789987504.14 total 40.01 last 165.00)
 - closed 8820 (time 1789987514.15 total 50.03 last 194.53)
 - closed 10000 (time 1789987521.44 total 57.32 last 161.90)
total: 11569 close in 66.85 seconds: 173.07 close/second
 - unlinked 0 (time 1789987536 ; total 0 ; last 0)
 - unlinked 10000 (time 1789987621 ; total 85 ; last 85)
unlink(/mnt/lustre/d51f.sanity/f11569) error: No such file or directory
total: 11569 unlinks in 99 seconds: 116.858589 unlinks/second