Re: Setting mapred.child.java.opts in Hive script results in MR job getting 'killed' right away

2014-04-04 Thread Decimus Phostle
Turns out it was just a trivial/inane Hive-ism of setting the 'value' in a particular way. *sigh*. The SO link(http://goo.gl/j9II0V) has details. On Fri, Apr 4, 2014 at 12:41 PM, Decimus Phostle wrote: > Hello Folks, > > I have been having a few jobs failing due to OutOfMem

Re: Unable to run Join queries

2014-04-04 Thread Decimus Phostle
#x27; GROUP > BY exposed_time ORDER BY exposed_time; > > > > > > > > > On Fri, Apr 4, 2014 at 4:22 PM, Decimus Phostle > wrote: > >> It might help if you post details on the queries themselves. >> >> >> On Fri,

Re: Unable to run Join queries

2014-04-04 Thread Decimus Phostle
It might help if you post details on the queries themselves. On Fri, Apr 4, 2014 at 1:14 PM, saquib khan wrote: > I get java exceptions while running the queries: > > java.lang.InstantiationException: org.antlr.runtime.CommonToken > Continuing ... > java.lang.RuntimeException: failed to evaluat

Setting mapred.child.java.opts in Hive script results in MR job getting 'killed' right away

2014-04-04 Thread Decimus Phostle
Hello Folks, I have been having a few jobs failing due to OutOfMemory and GC overhead limit exceeded errors. To counter these I tried setting `SET mapred.child.java.opts="-Xmx3G -XX:+UseConcMarkSweepGC";` at the start of the hive script**. Basically any time I add this option to the script, the M