linux-kernel - Re: large initramfs causes h/w reset after decompressing

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Message-ID: <4E1F5C20.8000008@zytor.com>
Date:	Thu, 14 Jul 2011 14:14:08 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	"John Z. Bohach" <jzb2@...orsyst.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: large initramfs causes h/w reset after decompressing

On 07/14/2011 09:06 AM, John Z. Bohach wrote:
> I have a large initramfs cpio file, about 890 MB, which expands to 2.7 
> GB, and am running on linux-2.6.36.1, in 64-bit mode with 8 GB of 
> physical RAM.
> 
> Upon loading the initramfs, I see the message "Decompressing..." for a 
> few seconds, and then comes a reset.
> 
> This question has come up before...is there some sort of max size. that 
> I am exceeding?  With 8 GB of physical memory and 64-bit arch. 
> (AMD-II), certainly seems that there should be enough memory, no?
> 
> Thanks...

What bootloader are you using?  There are some bootloaders which don't
allocate the initramfs in a very good spot.

	-hpa
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