== sanity test 51f: check many open files limit ========== 12:29:08 (1788539348)
MDT0 numfree=528219, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1416 (time 1788539362.60 total 10.01 last 141.50)
 - open/keep 2815 (time 1788539372.61 total 20.01 last 139.83)
 - open/keep 4241 (time 1788539382.61 total 30.01 last 142.59)
 - open/keep 5708 (time 1788539392.62 total 40.02 last 146.57)
 - open/keep 7005 (time 1788539402.62 total 50.02 last 129.67)
 - open/keep 8193 (time 1788539412.62 total 60.02 last 118.78)
 - open/keep 9406 (time 1788539422.62 total 70.03 last 121.27)
 - open/keep 10000 (time 1788539428.21 total 75.61 last 106.41)
 - open/keep 11318 (time 1788539438.22 total 85.62 last 131.69)
 - open/keep 12597 (time 1788539448.22 total 95.62 last 127.89)
 - open/keep 13882 (time 1788539458.22 total 105.62 last 128.48)
 - open/keep 15069 (time 1788539468.23 total 115.63 last 118.56)
total: 15390 open/keep in 120.01 seconds: 128.24 ops/second
 - closed 1523 (time 1788539482.61 total 10.01 last -1353.76)
 - closed 3142 (time 1788539492.62 total 20.01 last 161.86)
 - closed 4987 (time 1788539502.62 total 30.01 last 184.50)
 - closed 7936 (time 1788539512.62 total 40.01 last 294.84)
 - closed 10000 (time 1788539521.97 total 49.36 last 220.82)
 - closed 12262 (time 1788539531.97 total 59.36 last 226.16)
 - closed 14586 (time 1788539541.97 total 69.36 last 232.34)
total: 15390 close in 72.12 seconds: 213.39 close/second
 - unlinked 0 (time 1788539548 ; total 0 ; last 0)
 - unlinked 10000 (time 1788539624 ; total 76 ; last 76)
unlink(/mnt/lustre/d51f.sanity/f15390) error: No such file or directory
total: 15390 unlinks in 122 seconds: 126.147537 unlinks/second