On Wed, 2020-07-29 at 10:11 -0700, Kevin Fenzi wrote:
> On Wed, Jul 29, 2020 at 10:25:24AM -0600, Jeff Law wrote:
> > On Wed, 2020-07-29 at 09:19 -0700, Kevin Fenzi wrote:
> > > On Wed, Jul 29, 2020 at 10:31:32AM -0400, Scott Talbert wrote:
> > > > On Wed, 29 Jul 2020, Richard W.M. Jones wrote:
> > > > 
> > > > > libnbd failed in the mass rebuild.  I kicked off a second build by
> > > > > hand, and it failed in the exact same way:
> > > > > 
> > > > > https://koji.fedoraproject.org/koji/taskinfo?taskID=48118058
> > > > > 
> > > > > DEBUG util.py:623:  Downloading Packages:
> > > > > DEBUG util.py:621:  Error: Error downloading packages:
> > > > > DEBUG util.py:621:    Cannot download 
> > > > > toplink/packages/ocaml/4.11.0/0.4.dev2.fc33/s390x/ocaml-compiler-libs-4.11.0-0.4.dev2.fc33.s390x.rpm:
> > > > >  All mirrors were tried
> > > > > 
> > > > > Is this a generic s390 problem of is there really something wrong with
> > > > > the ocaml-compiler-libs package?  If it's generic then I guess this
> > > > > sort of error could be affecting a lot of other packages in the mass
> > > > > rebuild.
> > > > 
> > > > Seems to be a generic s390x problem (with networking / connectivity?). 
> > > > At
> > > > least one of my packages failed in a similar was on s390x.
> > > 
> > > Yes, the local to the s390x builders cache had issues last night.
> > > I disabled all builders and rebooted it, but likely it failed a lot of
> > > builds. 
> > > 
> > > Additionally, it seems like from time to time it just gets swamped.
> > > 
> > > We are planning on resubmitting the failed builds after the mass rebuild
> > > is complete. Or you can feel free to resubmit any of yours that failed
> > > in this way before then. 
> > > 
> > > I already have some ideas on how to make the s390x setup more robust,
> > > but I'm not going to make changes in the middle of the mass rebuild, but
> > > hopefully that will help for the next one. 
> > That reminds me.  My local testing has shown that -flto=auto works 
> > reasonably
> > well and can help significantly with build times (it parallelizes the 
> > compiler
> > invocations that occur at link time).
> > 
> > It'd planned to enable it after the mass rebuild, but I find myself 
> > wondering if
> > I should go ahead and update redhat-rpm-config now so that the second pass 
> > over
> > the packages will be faster.
> > 
> > Thoughts?
> 
> If all it does is parallelize, I'd say enable it anytime...
Done.
jeff
> 
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