linux-kernel - Re: 2.6.19-rt14 slowdown compared to 2.6.19

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Date:	Fri, 22 Dec 2006 16:38:22 -0800
From:	Daniel Walker <dwalker@...sta.com>
To:	"Chen, Tim C" <tim.c.chen@...el.com>
Cc:	mingo@...e.hu, linux-kernel@...r.kernel.org,
	"Siddha, Suresh B" <suresh.b.siddha@...el.com>
Subject: Re: 2.6.19-rt14 slowdown compared to 2.6.19

On Fri, 2006-12-22 at 13:39 -0800, Chen, Tim C wrote:

> Wonder if you have any suggestions on what could cause the slowdown.  
> We've tried disabling CONFIG_NO_HZ and it didn't help much.

Did you compare PREEMPT_RT with vanilla PREEMPT ? Or one version of
PREEMPT_RT vs. another ?

Daniel

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