== sanity test 51f: check many open files limit ========== 18:35:54 (1788647754)
MDT0 numfree=529834, max=100000
changed ulimit from 1024 to 100020
 - open/keep 735 (time 1788647769.14 total 10.01 last 73.41)
 - open/keep 1552 (time 1788647779.15 total 20.02 last 81.66)
 - open/keep 2603 (time 1788647789.15 total 30.03 last 105.02)
 - open/keep 3571 (time 1788647799.17 total 40.04 last 96.69)
 - open/keep 4361 (time 1788647809.17 total 50.04 last 78.97)
 - open/keep 5260 (time 1788647819.17 total 60.04 last 89.87)
 - open/keep 6025 (time 1788647829.18 total 70.06 last 76.41)
 - open/keep 6821 (time 1788647839.21 total 80.08 last 79.41)
 - open/keep 7727 (time 1788647849.22 total 90.09 last 90.52)
 - open/keep 8606 (time 1788647859.22 total 100.09 last 87.89)
 - open/keep 9549 (time 1788647869.23 total 110.10 last 94.22)
 - open/keep 10000 (time 1788647874.13 total 115.00 last 92.09)
total: 10478 open/keep in 120.00 seconds: 87.31 ops/second
 - closed 1677 (time 1788647889.14 total 10.01 last -831.78)
 - closed 3194 (time 1788647899.14 total 20.01 last 151.66)
 - closed 4738 (time 1788647909.14 total 30.01 last 154.38)
 - closed 6399 (time 1788647919.14 total 40.01 last 166.09)
 - closed 8273 (time 1788647929.15 total 50.01 last 187.34)
 - closed 9942 (time 1788647939.15 total 60.02 last 166.86)
 - closed 10000 (time 1788647939.52 total 60.38 last 157.62)
total: 10478 close in 63.32 seconds: 165.47 close/second
 - unlinked 0 (time 1788647947 ; total 0 ; last 0)
 - unlinked 10000 (time 1788648064 ; total 117 ; last 117)
unlink(/mnt/lustre/d51f.sanity/f10478) error: No such file or directory
total: 10478 unlinks in 123 seconds: 85.186989 unlinks/second