[nmglug] Minimalistic Kernel

[Andres Paglayan]

Ravi Kumar wrote:

>Hello Andres,
>
>On 10/5/05, Andres Paglayan <andres at paglayan.com> wrote:
>  
>
>>Hi folks,
>>
>>I have couple of questions, just because your answers are much better
>>than google's
>>
>>I already know the basics of re-compiling a kernel, load the right
>>modules, and so on,
>>but my kernels look as a big 14MB monkey, is there any how-to, or
>>documentation to read (besides kernel code), on how to compile a
>>minimalistic kernel for your system? so it has all it needs to run but
>>nothing more.
>>    
>>
>
>I have written two posts on steps to compile a kernel. Hope they are
>useful for you. They are at
>http://linuxhelp.blogspot.com/2004/08/steps-to-compile-kernel.html
>and
>http://linuxhelp.blogspot.com/2005/04/compiling-linux-kernel-from-source.html
>  
>
Thank you, I have got that far already, the question focus more on how 
to uncheck the most from menuconfig.

>  
>
>>The other,
>>I have little project involving a mini-itx via epia booting from a
>>compact flash card.
>>I am trying to minimize the read write cycles on the card.
>>for doing so I am enabling laptop-mode, doing logs in a ram disk (cp
>>them at boot and back at shutdown, still trying to figure this out), and
>>I'd like to adjust the commit interval in the ext3 from 5 seconds to
>>something higher, but: I don't know which file system will be
>>recommended for a CF card; I checked man tune2fs and I don't see an
>>explanation about how to do it.
>>    
>>
>
>By commiting, do you mean flushing to disk ? I think there is a
>parameter for that . Look in the /proc directory or its
>subdirectories. I forget what that parameter is. :(
>  
>
Yeah, when the machine boots you can see that journaling is saying 
something such as setting commit interval = 5 seconds,
I wonder how to change it, and how long can be the maximum.

>Regards
>Ravi
>
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>  
>