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Subject: Re: [gentoo-user] How can I re-read the "error" messages during boot?
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On Mon, Sep 5, 2011 at 10:12 AM, Philip Webb <purslow@ca.inter.net> wrote:
> 'Shift-PageUp' works for me: IIRC you have to set the line limit
> & that mb somewhere in the Kernel configuration.

If you use fbcon there is a kernel parameter to increase the buffer
size. I don't remember the exact command but it's in the docs.

I think the default buffer is 32k and can be increased up to 128k or
so. The size of your font may impact how many "pages" of scrollback
you get.