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Message-ID: <CAJ-LWjP9hfDUD2YVo5YPPxLCgYWa5wxBRqwjp32ZefpkUhqA9A@mail.gmail.com> Date: Tue, 5 May 2015 00:20:31 +0100 From: linux cbon <linuxcbon@...il.com> To: Frans Klaver <fransklaver@...il.com> Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: is kernel slower at loading for some hardware ? On Mon, May 4, 2015 at 8:50 AM, Frans Klaver <fransklaver@...il.com> wrote: > On Mon, May 4, 2015 at 7:21 AM, linux cbon <linuxcbon@...il.com> 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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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