Question: Planned Performance improvements? GIANT free ciss, bge,...?

Dan Nelson dnelson at
Wed Apr 14 12:57:41 PDT 2004

In the last episode (Apr 14), Holger Kipp said:
> - Other improvements regarding HTT and scheduling?
>   currently, we have 11.3 web pages per second with SCHED_4BSD
>                      11.5 web pages per second with SCHED_ULE
>   with 0% idle under SCHED_4BSD, 5-7% idle under SCHED_ULE.
>   (this is without witness or invariants, of course)
>   (under 4.9-STABLE numbers are slightly below 11)

What's the %User and %System?  No amount of kernel improvements are
going to help you if your webserver does (1/11.5) sec of user CPU work
per page.

	Dan Nelson
	dnelson at

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