[mythtv-users] IOBOUND errors after kernel upgrade from 2.6.31 to 2.6.32

[Frank Phillips]

On Tue, Jan 18, 2011 at 11:31 AM, Tom Dexter <digitalaudiorock at gmail.com>wrote:

> > Just an update to this for anyone curious...
> >
> > Since this happened to me i periodically tried new kernels as they
> > went stable under Gentoo but always had to revert to  2.6.31-r6 to
> > prevent IOBOUND errors.
> >
> > I recently read parts of a discussion on kerneltrap.org that seemed to
> > indicate that the EXT4 preformance regression introduced in 2.6.32 (as
> > far as i can tell, actually in later versions of 2.6.31) was corrected
> > in newer 2.6.35 kernels.  I've now upgraded to 2.6.35-gentoo-r12 and
> > knock on wood, it seems great so far.  I've tried recording in all
> > three tuners at once and had no problems.
> >
> > Tom
> >
>
> Another interesting update: While 2.6.35-gentoo-r12 has been great, I
> started getting some IOBOUND errors after upgrading to
> 2.6.36-gentoo-r5, and reverted back to 2.6.35-gentoo-r12.  I'm
> guessing it may be related to this:
>
> http://www.phoronix.com/scan.php?page=article&item=linux_2636_btrfs&num=1
>
> Tom
>
>
You can stay with the 2.6.35.x long term series (see kernel.org) to prevent
future problems. It will probably be around for another year or two, and
important fixes are backported. Surely Gentoo has -LTS kernels.
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