Please don't cross-post. HADOOP_HEAPSIZE of 1024 is too low. You might want to bump it up to 16G or more, depending on: * #jobs * Scheduler you use.
Arun On Oct 11, 2013, at 9:58 AM, Viswanathan J <jayamviswanat...@gmail.com> wrote: > Hi, > > I'm running a 14 nodes Hadoop cluster with tasktrackers running in all nodes. > > Have set the jobtracker default memory size in hadoop-env.sh > > HADOOP_HEAPSIZE="1024" > > Have set the mapred.child.java.opts value in mapred-site.xml as, > > <property> > <name>mapred.child.java.opts</name> > <value>-Xmx2048m</value> > > > -- > Regards, > Viswa.J -- Arun C. Murthy Hortonworks Inc. http://hortonworks.com/ -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
