linux-kernel - Need to enable caches in SMP ? (was Kernel 2.6 SMP very slow with ServerWorks LE Chipset)

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Date:	Thu, 14 Dec 2006 11:03:24 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	Bob <spam@...eurl.co.uk>
Cc:	linux-kernel@...r.kernel.org
Subject: Need to enable caches in SMP ? (was Kernel 2.6 SMP very slow with
 ServerWorks LE Chipset)

> As per Alan's suggestion I decompressed the kernel source tree with the 
> processes pegged to one CPU then the other, and as he predicted it took 
> vastly longer on one CPU than the other, but I don't know what that 
> implies, or how to fix it.

>From the timing it sounds like one processor cache is disabled which is a
little peculiar to say the least.

Alan
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