== sanity test 51f: check many open files limit ========== 17:27:12 (1787866032)
MDT0 numfree=     524854, max=100000
changed ulimit from 1024 to 100020
 - open/keep 855 (time 1787866047.10 total 10.01 last 85.42)
 - open/keep 1692 (time 1787866057.10 total 20.02 last 83.64)
 - open/keep 2602 (time 1787866067.12 total 30.03 last 90.88)
 - open/keep 3510 (time 1787866077.12 total 40.03 last 90.78)
 - open/keep 4367 (time 1787866087.12 total 50.03 last 85.67)
 - open/keep 5283 (time 1787866097.13 total 60.04 last 91.51)
 - open/keep 6101 (time 1787866107.14 total 70.05 last 81.77)
 - open/keep 7018 (time 1787866117.14 total 80.05 last 91.68)
 - open/keep 7997 (time 1787866127.15 total 90.06 last 97.82)
 - open/keep 8893 (time 1787866137.15 total 100.06 last 89.58)
 - open/keep 9850 (time 1787866147.15 total 110.06 last 95.66)
total: 10734 open/keep in 120.00 seconds: 89.45 ops/second
 - closed 1399 (time 1787866167.09 total 10.00 last -845.04)
 - closed 2990 (time 1787866177.09 total 20.00 last 159.08)
 - closed 4417 (time 1787866187.11 total 30.01 last 142.52)
 - closed 6057 (time 1787866197.11 total 40.02 last 163.95)
 - closed 7408 (time 1787866207.12 total 50.02 last 135.01)
 - closed 8923 (time 1787866217.12 total 60.03 last 151.49)
 - closed 10000 (time 1787866223.85 total 66.76 last 159.92)
total: 10734 close in 71.67 seconds: 149.76 close/second
 - unlinked 0 (time 1787866234 ; total 0 ; last 0)
 - unlinked 10000 (time 1787866334 ; total 100 ; last 100)
unlink(/mnt/lustre/d51f.sanity/f10734) error: No such file or directory
total: 10734 unlinks in 107 seconds: 100.317757 unlinks/second