From: Till Wimmer <linuxppc-dev@tonarchiv•ch>
To: Olof Johansson <olof@lixom•net>
Cc: linuxppc-dev@ozlabs•org
Subject: Re: L3 cache on Apple dual processor (7450 r 2.1) question
Date: Tue, 20 Jun 2006 15:27:48 +0200 [thread overview]
Message-ID: <4497F7D4.7080603@tonarchiv.ch> (raw)
In-Reply-To: <20060619143607.GB4845@pb15.lixom.net>
Olof Johansson wrote:
>On Mon, Jun 19, 2006 at 04:17:04PM +0200, Till Wimmer wrote:
>
>
>
>>Now my questions are:
>>Is there anything else to do for getting the L3 cache working?
>>How can i check if the L3 is enabled? E.g. is there a benchmark program
>>which accounts for cache settings?
>>
>>
>
>lmbench has testcases for memory latency testing.
>
>
Thank you for the hint, i tested it and the results are deflating:
Most values are the same, but the communication bandwidths are worse
with the L3 cache enabled? Therefore i think that my L3CR settings are
wrong.
bg
Till
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prev parent reply other threads:[~2006-06-20 13:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-19 14:17 L3 cache on Apple dual processor (7450 r 2.1) question Till Wimmer
2006-06-19 14:36 ` Olof Johansson
2006-06-20 13:27 ` Till Wimmer [this message]
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