Hi All In my case, this problem can be solved by adding like "-Dmapreduce.map.memory.mb=14848" in command line. Just need to make sure there is no other soft/hard memory limit for your account.
Thanks for help. Best, Hai On Sat, Nov 5, 2016 at 2:46 AM, Panagiotis Liakos <p.lia...@di.uoa.gr> wrote: > Hi all, > > This property in hadoop/conf/mapred-site.xml works for me: > > <property> > <name>mapred.map.child.java.opts</name> > <value>-Xmx10g</value> > </property> > > Regards, > Panagiotis > > 2016-11-04 23:11 GMT+02:00 Xenia Demetriou <xenia...@gmail.com>: > > Hi, > > I have the same problem and I add the following in > > mapred-site.xml and hadoop-env.sh but I still have the same problem. > > I try various values below but nothhing increase the memory. > > > > mapred-site.xml: > > <property> > > <name>mapred.child.java.opts</name> > > <value>-Xms256m </value> > > <value>-Xmx4096m</value> > > </property> > > > > hadoop-env.sh: > > export HADOOP_HEAPSIZE=3072 > > export HADOOP_OPTS="-Xmx4096m" > > > > >
