linux-kernel - Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

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Date:	Wed, 11 Jul 2007 11:54:09 -0600
From:	Zan Lynx <zlynx@....org>
To:	Jesper Juhl <jesper.juhl@...il.com>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

Jesper Juhl wrote:
> Hi,
>
> I'm wondering if it's time to make 4K stacks the default and to start 
> considering removing the 8K stack option alltogether soon?
>
> One of the big problem spots was XFS, but that got some stack usage 
> fixes recently, and the 4K stack option has been around for quite a 
> while now, so people really should have gotten around to fixing any 
> code that can't handle it.   Are there still any big problem areas 
> remaining?
>   
Has anyone fixed the infrequent crashes with 4K stacks and ext3 -> LVM 
snapshot -> LVM -> DM mirror -> libata?

The latest (as of 150 days ago) Fedora 6 32-bit kernels crashed every 
week or two, the 64-bit kernel, which I believe uses 8K stacks, has been 
up 150 days.
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