On Fri, 5 Aug 2022 09:57:58 -0700
Kevin Fenzi <ke...@scrye.com> wrote:

> On Fri, Aug 05, 2022 at 05:30:14PM +0200, Dan Horák wrote:
> > On Thu, 4 Aug 2022 16:55:15 +0200
> > Dan Horák <d...@danny.cz> wrote:
> > 
> > > On Thu, 4 Aug 2022 23:46:44 +0900
> > > Mamoru TASAKA <mtas...@fedoraproject.org> wrote:
> > > 
> > > > Frantisek Zatloukal wrote on 2022/08/02 23:17:
> > > > > Hmm,
> > > > > 
> > > > > I am really sorry for this, I'd messed up a lot somehow.
> > > > > 
> > > > > I'll take a deeper look tomorrow morning, but from a quick look:
> > > > > - webkit is now being built against the new icu, passed on i686 of> 
> > > > > architectures, it'll hopefully be done before the next compose.
> > > > 
> > > > So looks like the rebuild of webkit2gtk3 won't finish on s390x -
> > > > even after 51 hours:
> > > > 
> > > > https://koji.fedoraproject.org/koji/taskinfo?taskID=90394095
> > > > 
> > > > The above link says there are multiple buildroots. What does it mean?
> > > > s390x build is killed and repeated due to some specific issue on
> > > > s390x server?
> > > 
> > > usually the build killed and restarted due OOM, but this is weird as
> > > Michael's previous build finished in ~6 hours 
> > 
> > I have moved the task to another builder and it is finishing right now.
> > 
> > Kevin, seems the z/VM builders are now more performant than the KVM
> > ones ...
> 
> I do not think thats the case. The build you moved OOMed again after
> that I am pretty sure. 

yeah, I suspect you are right :-( although I think it got faster to the
OOM :-)
 
> So, I have rebalanced the kvm ones. 
> 
> before: 
> 
> 25 builders, 2 cpus and 13GB memory
> 
> after: 
> 
> 20 builders, 3 cpus and 17GB memory.
> 
> Hopefully that will make these larger builds more happy. 
> If not, we can adjust more.

I see 20-30% of steal time in the VM building webkit, which should mean
the hypervisor's capacity is at/over limit :-( It would benefit from
having more physical CPUs.


                Dan
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