+yarn-dev@ Currently you can provide the scheduler hints as to the set of nodes / racks the task may be scheduled. But what you are probably looking for is the Node Labeling feature which is currently under development : https://issues.apache.org/jira/browse/YARN-2492
-Arun On Fri, Jun 19, 2015 at 12:33 AM, Muthu Ganesh <mutg...@gmail.com> wrote: > Hi, > > How does YARN decide which replica to use when scheduling a task or is it > random? > > Does the YARN scheduler give a priority to SSD storage types over DISK > storage types for the HOT_STORAGE_POLICY when scheduling data local tasks? > > Please let me know if this should be posted in YARN developers mailing list > instead. > > > Thanks. > Muthu >
