Re: Memory Issues and Problematic Workaround with ulimit

OK, I just cut 38.0 that drops the ulimit line and includes a couple fixes in master.

On Wed, Apr 4, 2018, at 19:15, Michael Terry wrote:
Well I don’t love the current solution and haven’t had time to look for a better one. But a memory leak seems better than crashing...

I guess I’m fine with releasing a version with the drop-ulimit patch. Not sure, but I could try to do that tomorrow.

As for SRUs... I guess if you’re going to SRU the WebKit releases, you should SRU the ulimit patch too.

On Wed, Apr 4, 2018, at 15:16, Jeremy Bicha wrote:
> On Tue, Mar 20, 2018 at 9:05 PM, Jeremy Bicha <jbicha ubuntu com> wrote:
> > On Tue, Mar 20, 2018 at 8:54 PM, Michael Terry <mike mterry name> wrote:
> >> Maybe another solution is to keep some sort of ulimit thingy in there (maybe
> >> bump the number too) but just turn off apport reporting for the monitor
> >> process, so Ubuntu doesn’t get reports?
> >
> > No, that won't work. The deja-dup-monitor will not run without
> > crashing if it has the ulimit line as written.
> >
> > What you can do is disable the Gigacage for your process, but the
> > Gigacage is a new ASLR-style security feature in webkit2gtk 2.20. You
> > can do that with something like:
> >
> >
> > Exec=sh -c "ulimit -v 1000000; exec GIGACAGE_ENABLED=0
> > /usr/lib/deja-dup/deja-dup-monitor"
> >
> >
> > We do need to decide on some kind of solution for the gigacage issue
> > since distros are already shipping webkit2gtk 2.20. We also need to
> > SRU a fix for supported Ubuntu releases so that they can receive a
> > future webkit2gtk 2.20 security update. (Distros need to update to the
> > new webkit2gtk stable series every 6 months to get security updates.)
> Michael, I'm sure you pretty busy and this is a complicated problem.
> The webkit developers released their latest security advisory today.
> [1]
> I'm hoping you'll be able to make a release soon to help out other
> distros. Also, I was hesitant to do the required Ubuntu SRUs until I
> saw how you fixed this issue in Deja Dup master.
> [1]
> Thanks,
> Jeremy Bicha

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