Differences among koji hosts

Kevin Fenzi kevin at scrye.com
Tue Jul 7 12:56:26 UTC 2015

On Tue, 07 Jul 2015 12:13:53 +0200
Marek Skalick√Ĺ <mskalick at redhat.com> wrote:

> Hello,
> what are differences among different koji hosts? Are they really the
> same?

no, not all are the same hardware wise. 

> I have problem with building MongoDB. In my point of view some build
> tests are failing depending on the koji host building it.
> If hosts name starts "buildhw" everything is OK. But with "buildvm"
> tests are failing...
> "The testsuite is failing with:
> going to run test: ThreadedTests::Slack<mongo::SimpleRWLock,
> mongo::SimpleRWLock::Exclusive>N5mongo12SimpleRWLockE Slack useful
> work fraction: 0.764695 locks:117504
> dbtest: /usr/include/boost/thread/pthread/condition_variable_fwd.hpp:86:
> boost::condition_variable::~condition_variable(): Assertion `!ret'
> failed. 2015-06-30T10:59:10.594+0000 F -        [testsuite] Got
> signal: 6 (Aborted)." (see
> https://bugzilla.redhat.com/show_bug.cgi?id=1237120)
> Anyone have the same problem? Does someone know where could be the
> problem?

The buildhw machines are hardware (ibm blades). 
The buildvm machines are kvm virtual machines. 

So, you could be hitting some kvm issue perhaps. 

Can you duplicate the failure in a kvm vm elsewhere?


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