Re: Using -rt and TuxOnIce at the same time

[Pedro Ribeiro <pedrib@gmail.com>]

2009/11/3 Ng Oon-Ee <ngoonee@gmail.com>:
> Please bottom-post when posting to a ML. Fixed your mail for this.
>
> On Tue, 2009-11-03 at 22:45 +0000, Pedro Ribeiro wrote:
>> 2009/11/3 Ng Oon-Ee <ngoonee@gmail.com>:
>> > On Tue, 2009-11-03 at 14:40 +0000, Pedro Ribeiro wrote:
>> >> Hello all,
>> >>
>> >> I'm interested in using both the -rt patchset and the TuxOnIce for hibernation.
>> >> If you're not aware, TuxOnIce is a patch to enable "proper"
>> >> hibernation in Linux, IMO much superior to the one provided by the
>> >> base kernel.
>> >>
>> >> Anyway, there is a collision in fork.c which is easily solvable, but
>> >> apart from that the patches don't collide. However, when I try to
>> >> hibernate the computer just hangs up. I brought this up on the
>> >> TuxOnIce mailing list and the main developer told me to contact you
>> >> first. He also told me that we would like to work with you to solve
>> >> this problem, since TOX is also  going to be slowly integrated in the
>> >> mainline kernel over time.
>> >>
>> >> The problem is that the computer hangs and I have no way to capture
>> >> the output. The only thing I could do was to take some photos of the
>> >> screen. The first photo is what appears immediately after the
>> >> beggining of the hibernation process. After a few seconds, a rapid
>> >> succession of text appears and it captured partially on the second
>> >> (crappy) photo of the screen. On the 3rd photo shows how the system
>> >> stays indefinitely, and must be restarted by pressing the power button
>> >> for 3 secs.
>> >>
>> >> I know the material I provided is a bit crap, but please let me know
>> >> how can I help you.
>> >>
>> >> The zipped file containing the photos is here
>> >> http://www.2shared.com/file/8900964/61ee7898/rt-crashtar.html
>> >>
>> >> Thanks in advance,
>> >> Pedro Ribeiro
>> >
>> > Hi, I do have RT and ToI working together on Arch Linux here. Do you by
>> > any chance use an nVidia card? Your issue sounds like an issue with
>> > hibernating with stock nVidia drivers without the ToI workarounds... You
>> > need to add "procsetting extra_pages_allowance 7500" to common.conf or
>> > something like that.
>> >
>> > I know I did a single successful hibernate and restart with my RT and
>> > ToI hybrid (am currently using BFS/ToI for daily use) for testing
>> > purposes, so it does work, for me at least.
>> Hi,
>> are you using the 31.4-rt14 kernel? Because I had it working before
>> with the 29.4-rt22!
>>
>> To answer your question, I have a Intel X4500 integrated video card...
>> so no nVidia drivers here.
>>
>> Pedro
>
> I'm using 2.6.31.4-rt14. I would still look at your graphics card for
> issues, honestly. Have you tried a 'dry-run' hibernate, or are you just
> doing a 'force' from the gnome menus?
>
> In any case, this is (probably) not rt-related, so unless you know that
> having a ToI only kernel works and the only difference is RT (you may
> have tested this already, you haven't specifically mentioned it though)
> it doesn't yet belong on this ML.
>
>

Yes the ToI works by itself, but the graphics card does have some
issues when restoring - X doesn't restore correctly, I have to change
to a VT and back to X after resume for it to restore properly - but
apart from this the hibernate/resume cycle is fine with ToI alone.

Pedro
--
To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html