Messages in this thread | | | Date | Wed, 06 Jul 2005 13:58:07 -0700 (PDT) | Subject | Re: Slowdown with randomize_va_space in 2.6.12.2 | From | "David S. Miller" <> |
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From: Dave Jones <davej@redhat.com> Subject: Re: Slowdown with randomize_va_space in 2.6.12.2 Date: Wed, 6 Jul 2005 16:53:15 -0400
> On Wed, Jul 06, 2005 at 12:57:19PM -0700, David S. Miller wrote: > > It might be attributable to more cpu cache misses in userspace since > > the virtual addresses of everything are changing each and every > > invocation. > > On Transmeta CPUs that probably triggers a retranslation of > x86->native bytecode, if it thinks it hasn't seen code at that > address before.
That sounds like a more likely cause than my theory. - 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/
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