ULE vs. 4BSD in RELENG_7

David Xu davidxu at FreeBSD.org
Tue Oct 23 18:25:05 PDT 2007

Kris Kennaway wrote:

> One major difference is that your workload is 100% user.  Also you were 
> reporting ULE had more idle time, which looks like a bug since I would 
> expect it be basically 0% idle on such a workload.
> Kris
We can not ignore this performance bug, also I had found that ULE is
slower than 4BSD when testing super-smack's update benchmark on my
dual-core machine.

David Xu

More information about the freebsd-performance mailing list