Re: Analyzed/Solved/Bisected: Booting 2.6.30-rc2-git7 very slow

From: Jesse Barnes
Date: Tue Jun 16 2009 - 15:26:01 EST


On Thu, 28 May 2009 02:14:46 -0700 (PDT)
Martin Knoblauch <knobi@xxxxxxxxxxxx> wrote:
> > I expect the duplicate comes from a left-over mount in initramfs
> > which isn't a duplicate in the sense of a bug in vfs or mount or
> > anything. I guess, it is just still mounted in the initial kernel
> > rootfs, below the root from the disk. It could be that a umount
> > from initramfs did go wrong because of a changed timing.
> >
>
> This is what I suspect as well. I know for sure that the first
> sysfs-line in /proc/mounts
>
> | none /sys sysfs rw 0 0
>
> is already there (2.6.29-rc1 and up) when entering startup-skripts.
> It is supposed to be unmounted before, but something seems to prevent
> it. I have idea how to capture debug output from the initrd/init
> script :-(

What's the latest here Martin? It sounded like this was a userspace
issue, with something reading the VPD over and over? Or was it just a
longer timeout that caused a specific driver to slow everything down?

--
Jesse Barnes, Intel Open Source Technology Center
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