Issues with gjournal (heaaaaaaaaaaalp!)

[Garrett Cooper]

On Wed, Jun 10, 2009 at 7:44 PM, Garrett Cooper<yanefbsd at gmail.com> wrote:
> Hi Pawel, ATA, and Stable folks,
>
>    This time when I did a reinstall I took the bullet and tried to
> use gjournaling instead of softupdates. The unfortunate thing is that
> I can't seem to get it to work.
>
> Here's the procedure that I'm trying to follow (based off of [1]):
> - sysinstall from scratch with a minimal distribution. This creates
> /usr // /dev/ad6s1d as UFS2 with softupdates disabled.
> - Pull latest stable sources. Rebuild kernel (with `options
> GEOM_JOURNAL'), world, install kernel, then world after reboot.
> - gjournal label -f ad6s1d ad6s2d
> - mount /dev/ad6s1d /usr # That works (I think...), but prints out the
> error message below:
>
> GEOM_JOURNAL: [flush] Error while writing data (error=1)
> ad6s2d[WRITE(offset=512, length=6656)]
>
> gjournal status says:
>            Name   Status   Components
> ad6s1d.journal       N/A   ad6s1d
>                                     ad6s2d
>
> Some issues I noticed:
>
> - GJOURNAL ROOT (something) loops infinitely if the device can't be
> found; this should probably time out and panic / exit if a device
> becomes unavailable (depends on fstab values in the final 2 fields no
> doubt). I did this by accident when I forgot to add iir statically to
> the kernel.
> - The LiveCD doesn't fully support gjournal (userland's there, kernel
> support isn't). Kind of annoying and counterproductive...
> - Existing journal partitions disappeared when I upgraded by accident
> from 7.2-RELEASE to 8-CURRENT (silly me copied my srcs.sup file from
> my server with label=.). That was weird...
> - When I use gjournal label with an existing filesystem I _must_ use -f.
>
> Any help with this endeavor would be more than appreciated, as I want
> to enable this functionality before I move on to installing X11, as
> nvidia-driver frequently hardlocks the desktop (or has in the past).
>
> Thanks,
> -Garrett
>
> [1] http://www.freebsd.org/doc/en_US.ISO8859-1/articles/gjournal-desktop/article.html

And to answer another potential question, I've tried mounting both
with -o rw,async and with -o rw.
Thanks!
-Garrett