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From Konstantin Boudnik <...@apache.org>
Subject Re: [VOTE] Release hadoop-2.0.3-alpha
Date Sat, 09 Feb 2013 00:55:54 GMT
The issue with the configuration is raised (and adressed) in 
  https://issues.apache.org/jira/browse/BIGTOP-841

Cos

On Fri, Feb 08, 2013 at 04:25PM, Aaron T. Myers wrote:
> +1 (binding)
> 
> I downloaded the src tar ball, built it with the native bits enabled,
> started up a little cluster, and ran some sample jobs. Things worked as
> expected. I also verified the signatures on the source artifact.
> 
> I did bump into one little issue, but I don't think it should be considered
> a blocker. When I first tried to start up the RM, it failed to start with
> this error:
> 
> 13/02/08 16:00:31 FATAL resourcemanager.ResourceManager: Error starting
> ResourceManager
> java.lang.IllegalStateException: Queue configuration missing child queue
> names for root
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.parseQueue(CapacityScheduler.java:328)
>  at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.initializeQueues(CapacityScheduler.java:255)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.reinitialize(CapacityScheduler.java:220)
>  at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.init(ResourceManager.java:226)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:710)
> 
> And then this on shutdown:
> 
> 13/02/08 16:00:31 INFO service.CompositeService: Error stopping
> ResourceManager
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.stop(ResourceManager.java:590)
>  at
> org.apache.hadoop.yarn.service.CompositeService$CompositeServiceShutdownHook.run(CompositeService.java:122)
> at
> org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54)
> 
> Presumably this is because I don't have the CapacityScheduler queues
> configured at all, and the default scheduler is now the CapacityScheduler.
> To work around this for my testing, I switched to the FairScheduler and the
> RM came up just fine.
> 
> 
> --
> Aaron T. Myers
> Software Engineer, Cloudera
> 
> 
> On Wed, Feb 6, 2013 at 7:59 PM, Arun C Murthy <acm@hortonworks.com> wrote:
> 
> > Folks,
> >
> > I've created a release candidate (rc0) for hadoop-2.0.3-alpha that I would
> > like to release.
> >
> > This release contains several major enhancements such as QJM for HDFS HA,
> > multi-resource scheduling for YARN, YARN ResourceManager restart etc.
> > Also YARN has achieved significant stability at scale (more details from
> > Y! folks here: http://s.apache.org/VYO).
> >
> > The RC is available at:
> > http://people.apache.org/~acmurthy/hadoop-2.0.3-alpha-rc0/
> > The RC tag in svn is here:
> > http://svn.apache.org/viewvc/hadoop/common/tags/release-2.0.3-alpha-rc0/
> >
> > The maven artifacts are available via repository.apache.org.
> >
> > Please try the release and vote; the vote will run for the usual 7 days.
> >
> > thanks,
> > Arun
> >
> >
> >
> > --
> > Arun C. Murthy
> > Hortonworks Inc.
> > http://hortonworks.com/
> >
> >
> >

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