== sanity test 51f: check many open files limit ========== 12:32:22 (1786033942)
MDT0 numfree=     535620, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1139 (time 1786033958.37 total 10.00 last 113.86)
 - open/keep 2297 (time 1786033968.38 total 20.01 last 115.75)
 - open/keep 3273 (time 1786033978.38 total 30.01 last 97.57)
 - open/keep 4563 (time 1786033988.38 total 40.02 last 128.93)
 - open/keep 5675 (time 1786033998.40 total 50.03 last 111.02)
 - open/keep 6883 (time 1786034008.40 total 60.03 last 120.78)
 - open/keep 7845 (time 1786034018.41 total 70.04 last 96.12)
 - open/keep 8720 (time 1786034028.42 total 80.05 last 87.43)
 - open/keep 9950 (time 1786034038.42 total 90.05 last 122.96)
 - open/keep 11534 (time 1786034048.43 total 100.06 last 158.24)
 - open/keep 12838 (time 1786034058.43 total 110.06 last 130.39)
total: 13963 open/keep in 120.00 seconds: 116.35 ops/second
 - closed 2198 (time 1786034078.38 total 10.01 last -1063.09)
 - closed 3534 (time 1786034088.38 total 20.01 last 133.54)
 - closed 4784 (time 1786034098.39 total 30.02 last 124.93)
 - closed 6124 (time 1786034108.40 total 40.02 last 133.92)
 - closed 8073 (time 1786034118.41 total 50.04 last 194.55)
 - closed 10000 (time 1786034126.44 total 58.07 last 239.95)
 - closed 11538 (time 1786034136.44 total 68.07 last 153.80)
 - closed 13937 (time 1786034146.45 total 78.08 last 239.78)
total: 13963 close in 78.16 seconds: 178.65 close/second
 - unlinked 0 (time 1786034152 ; total 1 ; last 1)
 - unlinked 10000 (time 1786034238 ; total 87 ; last 86)
unlink(/mnt/lustre/d51f.sanity/f13963) error: No such file or directory
total: 13963 unlinks in 123 seconds: 113.520325 unlinks/second