We'll be interested to hear if you get it working, and what you did.  I see
also we have this on the slider website, though there's some hand-waving
about the yarn reconfiguration:
http://slider.incubator.apache.org/docs/slider_specs/resource_specification.html#labels

On Thu, Nov 6, 2014 at 10:24 AM, Roshan Punnoose <[email protected]> wrote:

> Thanks! That is perfect.
>
> On Thu, Nov 6, 2014 at 1:05 PM, Billie Rinaldi <[email protected]>
> wrote:
>
> > I have not actually done this myself, but I can try to give you a general
> > idea.  Roughly the steps are to modify the capacity-scheduler.xml file,
> run
> > yarn rmadmin -refreshQueues (not sure if you also have to start the RM or
> > not -- maybe depends on what kinds of things you change).  Then run yarn
> > rmadmin -addToClusterNodeLabels label1,label2 and yarn rmadmin
> > -replaceLabelsOnNode "node1,label1 node2,label2 ".
> >
> > At a minimum, the changes to the capacity scheduler involve adding your
> > labels to a queue.  You may want to consider setting up a whole new queue
> > for Accumulo, to guarantee it has space to run.  The following properties
> > should configure label1 and label2 for the default queue.  I put the *
> > there in the hopes it would still allow the queue to accept empty labels,
> > but I'm not sure if that's the right way to do it.
> >
> >
> <property><name>yarn.scheduler.capacity.root.default.accessible-node-labels</name><value>*,label1,label2</value></property>
> >
> >
> <property><name>yarn.scheduler.capacity.root.default.accessible-node-labels.label1.capacity</name><value>20</value></property>
> >
> >
> <property><name>yarn.scheduler.capacity.root.default.accessible-node-labels.label2.capacity</name><value>80</value></property>
> >
> > Then when you submit your Slider cluster, add "yarn.label.expression":
> > "label1" to your component(s) in the resources.json file.
> >
> > See also
> >
> >
> hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/test/java/org/apache/hadoop/yarn/applications/distributedshell/TestDistributedShell.java
> > that seems to set up a label for testing.
> >
> > On Thu, Nov 6, 2014 at 7:49 AM, Roshan Punnoose <[email protected]>
> wrote:
> >
> > > I am running Hadoop 2.6.0 right now using Ambari 1.7.0 nightly. Is
> there
> > > some documentation around labeling nodes? Through the Resourcemanager
> UI?
> > >
> > > On Thu, Nov 6, 2014 at 9:54 AM, Billie Rinaldi <
> [email protected]
> > >
> > > wrote:
> > >
> > > > In Hadoop 2.6.0, you will be able to label nodes, and then when you
> > > submit
> > > > the Accumulo resources you need to Slider, you will be able to
> request
> > > that
> > > > a component uses a specific label (corresponding to a specific node
> or
> > > > nodes).
> > > >
> > > > On Thu, Nov 6, 2014 at 6:28 AM, Roshan Punnoose <[email protected]>
> > > wrote:
> > > >
> > > > > Is it possible in slider to configure the Accumulo Monitor to run
> on
> > a
> > > > > particular node?
> > > > >
> > > > > Roshan
> > > > >
> > > >
> > >
> >
>

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