Re: is kernel slower at loading for some hardware ?

From: linux cbon
Date: Mon May 04 2015 - 19:20:47 EST


On Mon, May 4, 2015 at 8:50 AM, Frans Klaver <fransklaver@xxxxxxxxx> wrote:
> On Mon, May 4, 2015 at 7:21 AM, linux cbon <linuxcbon@xxxxxxxxx> wrote:
>> Hi,
>> during boot up, I am trying to find where the kernel takes more time
>> to do actions (is slower ?).
>> I looked at dmesg and found some places where it takes more time, but
>> not sure if this is normal :
(.......)
> All hardware is different and therefore initialization time can be
> different per component. Besides that, you're looking at something
> that depends on how verbose the driver's logs are. It may well be that
> the kernel is doing a lot of work, but just doesn't output anything
> that clears the minimum log level.
> Frans


Hi Frans,
I would like to have the maximal verbose logs,
can you please tell me what is the way to achieve this ?
And do you know the best way to find out where the kernel
is getting slow and is having problems ?
Thanks for your help.
Linuxcbon
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/