Subash D'Souza 2012-10-21, 13:18
Marcos Ortiz Valmaseda 2012-10-21, 14:22
Subash D'Souza 2012-10-21, 16:58
Michael Segel 2012-10-21, 16:33
Kartashov, Andy 2012-10-22, 14:16
-Re: Java heap space error
Vinod Kumar Vavilapalli 2012-10-22, 18:01
Did this job ever run successfully for you? With 200m heap size?
Seems like your maps are failing. Can you paste your settings for the following:
On Oct 21, 2012, at 6:18 AM, Subash D'Souza wrote:
> I'm running CDH 4 on a 4 node cluster each with 96 G of RAM. Up until last week the cluster was running until there was an error in the name node log file and I had to reformat it put the data back
> Now when I run hive on YARN. I keep getting a Java heap space error. Based on the research I did. I upped the my mapred.child.java.opts first from 200m to 400 m to 800m and I still have the same issue. It seems to fail near the 100% mapper mark
> I checked the log files and the only thing that it does output is java heap space error. Nothing more.
> Any help would be appreciated.