From: Dave Jones <davej@redhat.com>
To: Helmut Auer <vdr@helmutauer.de>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: Kernel 2.6.20 takes a long time to load
Date: Sun, 25 Mar 2007 15:18:45 -0400 [thread overview]
Message-ID: <20070325191845.GA11307@redhat.com> (raw)
In-Reply-To: <46066970.20802@helmutauer.de>
On Sun, Mar 25, 2007 at 02:22:08PM +0200, Helmut Auer wrote:
> Hello List,
>
> The kernel 2.6.20 makes a long delay during booting ( about 15 seconds ) after showing:
>
> NET: Registered protocol family 2
>
> then it goes along with:
>
> IP route cache hash table entries: 2048 (order: 1, 8192 bytes)
> TCP established hash table entries: 8192 (order: 4, 98304 bytes)
> ...
>
> I am using the kernel parameter lpj to avoid calculating processor speed during kernel load.
> If I do not use the lpj parameter, the detection of cpu speed takes about 10 seconds, but then
> there is no delay after:
> NET: Registered protocol family 2
>
> Any hints what I can try to get a fast booting kernel ?
> I am using 2.6.20 with some gentoo patches ( plain 2.6.20-4 has the same problem ).
booting with initcall_debug will tell you the last thing it initialised before
the pause, which may give some clues. Alternatively, git bisect ?
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2007-03-25 19:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-25 12:22 Kernel 2.6.20 takes a long time to load Helmut Auer
2007-03-25 19:18 ` Dave Jones [this message]
2007-03-25 19:45 ` Thomas Gleixner
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