== sanity test 51f: check many open files limit ========== 10:17:06 (1787753826)
MDT0 numfree=525931, max=100000
changed ulimit from 1024 to 100020
 - open/keep 948 (time 1787753842.05 total 10.01 last 94.70)
 - open/keep 1869 (time 1787753852.07 total 20.03 last 91.94)
 - open/keep 2735 (time 1787753862.07 total 30.04 last 86.53)
 - open/keep 3535 (time 1787753872.09 total 40.05 last 79.86)
 - open/keep 4506 (time 1787753882.11 total 50.07 last 96.97)
 - open/keep 5157 (time 1787753892.11 total 60.07 last 65.09)
 - open/keep 5944 (time 1787753902.12 total 70.08 last 78.61)
 - open/keep 6950 (time 1787753912.15 total 80.11 last 100.32)
 - open/keep 7663 (time 1787753922.15 total 90.11 last 71.30)
 - open/keep 8258 (time 1787753932.15 total 100.11 last 59.49)
 - open/keep 8783 (time 1787753942.16 total 110.12 last 52.43)
total: 9341 open/keep in 120.00 seconds: 77.84 ops/second
 - closed 1153 (time 1787753962.06 total 10.01 last -761.90)
 - closed 2833 (time 1787753972.06 total 20.01 last 168.00)
 - closed 4078 (time 1787753982.06 total 30.02 last 124.47)
 - closed 5570 (time 1787753992.06 total 40.02 last 149.14)
 - closed 6684 (time 1787754002.07 total 50.02 last 111.36)
 - closed 8002 (time 1787754012.07 total 60.03 last 131.78)
 - closed 9335 (time 1787754022.07 total 70.03 last 133.24)
total: 9341 close in 70.08 seconds: 133.29 close/second
 - unlinked 0 (time 1787754027 ; total 0 ; last 0)
unlink(/mnt/lustre/d51f.sanity/f9341) error: No such file or directory
total: 9341 unlinks in 102 seconds: 91.578430 unlinks/second