== sanity test 51f: check many open files limit ========== 16:22:20 (1710102140)
MDT0 numfree=493182, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1774 (time 1710102153.47 total 10.01 last 177.31)
 - open/keep 3254 (time 1710102163.48 total 20.01 last 147.90)
 - open/keep 4549 (time 1710102173.48 total 30.02 last 129.40)
 - open/keep 5740 (time 1710102183.49 total 40.02 last 119.04)
 - open/keep 5886 (time 1710102195.80 total 52.34 last 11.86)
 - open/keep 6034 (time 1710102208.14 total 64.68 last 12.00)
 - open/keep 7121 (time 1710102218.14 total 74.68 last 108.69)
 - open/keep 7616 (time 1710102233.60 total 90.14 last 32.02)
 - open/keep 8278 (time 1710102250.71 total 107.24 last 38.70)
 - open/keep 9397 (time 1710102260.71 total 117.25 last 111.86)
total: 9667 open/keep in 120.00 seconds: 80.56 ops/second
 - closed 3144 (time 1710102273.47 total 10.00 last -625.29)
 - closed 5831 (time 1710102283.47 total 20.00 last 268.70)
 - closed 8264 (time 1710102293.47 total 30.00 last 243.30)
total: 9667 close in 36.09 seconds: 267.84 close/second
 - unlinked 0 (time 1710102301 ; total 0 ; last 0)
unlink(/mnt/lustre/d51f.sanity/f9667) error: No such file or directory
total: 9667 unlinks in 69 seconds: 140.101456 unlinks/second