Thanks Shailesh/Harsh, I will try the hadoop command first and then the internal code.
Thanks again. Harshad. On Thu, Mar 15, 2012 at 12:06 PM, Harsh J <ha...@cloudera.com> wrote: > To refresh your queues, you may do, as your MR admin user: > > $ hadoop mradmin -refreshQueues > > Am not sure if this covers CS config refreshes, but let us know if it does. > The above command is present in Apache Hadoop 1.x. > > On Fri, Mar 16, 2012 at 12:08 AM, Shailesh <shailesh.shai...@gmail.com > >wrote: > > > Hi Harshad, > > > > Have you looked into CapacitySchedulerConf.java class? > > > > > http://www.java2s.com/Open-Source/Java/Database-DBMS/hadoop-0.20.1/org/apache/hadoop/mapred/CapacitySchedulerConf.java.htm > > > > I don't know whether it can be done without restarting the cluster or > > namenode. > > > > On Thu, Mar 15, 2012 at 2:03 PM, hdev ml <hde...@gmail.com> wrote: > > > > > Thanks for the email Shailesh. > > > > > > I am looking for some Java API to manage queues. > > > > > > I have already defined queues in the capacity-scheduler.xml and > > everything > > > works fine. > > > > > > But my question is, can the same thing be done without restarting the > > > cluster or namenode? The only option I see is Java API, hence the > > question. > > > > > > Please let me know. > > > > > > Harshad > > > > > > On Thu, Mar 15, 2012 at 10:33 AM, Shailesh <shailesh.shai...@gmail.com > > > >wrote: > > > > > > > Hi Harshad, > > > > have you looked into the file conf/capacity-scheduler.xml? you can > > assign > > > > and change parameters like capacity of each queue, reclaim time and > job > > > > priorities. Is that what you're looking for? > > > > > > > > Shailesh > > > > > > > > On Thu, Mar 15, 2012 at 12:57 PM, hdev ml <hde...@gmail.com> wrote: > > > > > > > > > Does anybody have an answer to this question? > > > > > > > > > > Harshad > > > > > > > > > > On Wed, Mar 14, 2012 at 1:51 PM, hdev ml <hde...@gmail.com> wrote: > > > > > > > > > > > Hi all, > > > > > > > > > > > > are there any capacity scheduler apis that I can use? > > > > > > > > > > > > e.g. adding, removing queues, tuning properties on the fly and so > > on. > > > > > > > > > > > > Any help is appreciated. > > > > > > > > > > > > Thanks > > > > > > > > > > > > Harshad > > > > > > > > > > > > > > > > > > > > > > > > -- > Harsh J >
