== sanity test 51f: check many open files limit ========== 21:30:33 (1708828233)
MDT0 numfree=494230, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4670 (time 1708828244.26 total 10.00 last 466.99)
 - open/keep 7613 (time 1708828254.27 total 20.00 last 294.22)
 - open/keep 9959 (time 1708828264.27 total 30.00 last 234.58)
 - open/keep 12163 (time 1708828274.27 total 40.01 last 220.36)
 - open/keep 13983 (time 1708828284.27 total 50.01 last 181.97)
 - open/keep 15796 (time 1708828294.27 total 60.01 last 181.28)
 - open/keep 17381 (time 1708828304.28 total 70.01 last 158.45)
 - open/keep 18837 (time 1708828314.28 total 80.01 last 145.56)
 - open/keep 20000 (time 1708828321.99 total 87.72 last 150.90)
 - open/keep 21381 (time 1708828331.99 total 97.73 last 138.03)
 - open/keep 22712 (time 1708828342.00 total 107.73 last 132.99)
 - open/keep 23933 (time 1708828352.00 total 117.73 last 122.10)
total: 24196 open/keep in 120.00 seconds: 201.63 ops/second
 - closed 10000 (time 1708828362.93 total 8.66 last -1608.32)
 - closed 17344 (time 1708828372.93 total 18.66 last 734.37)
 - closed 20000 (time 1708828378.33 total 24.06 last 491.72)
total: 24196 close in 33.46 seconds: 723.03 close/second
 - unlinked 0 (time 1708828388 ; total 0 ; last 0)
 - unlinked 10000 (time 1708828464 ; total 76 ; last 76)
 - unlinked 20000 (time 1708828500 ; total 112 ; last 36)
unlink(/mnt/lustre/d51f.sanity/f24196) error: No such file or directory
total: 24196 unlinks in 117 seconds: 206.803421 unlinks/second