At 9:09 AM -0700 2001-06-19, Larry McVoy wrote:
>Don't you think it is funny that Sun doesn't publish numbers comparing
>their thread performance to process performance? Sure, you can find
>context switch benchmarks where they have user level switching going on
>but those are a red herring. The real numbers you want are the kernel
>level context switches and those are just as expensive as the process
>context switch numbers.
Sun (or at least SPARC) is a bit of a special case, though. SPARC's
register-window architecture makes thread-switching (not to mention
recursion) significantly more expensive than on most other
architectures.
-- /Jonathan Lundell. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Sat Jun 23 2001 - 21:00:24 EST