Re: Lost executor on YARN ALS iterations

2014-08-20 Thread Xiangrui Meng
Hi Deb, I think this may be the same issue as described in https://issues.apache.org/jira/browse/SPARK-2121 . We know that the container got killed by YARN because it used much more memory that it requested. But we haven't figured out the root cause yet. +Sandy Best, Xiangrui On Tue, Aug 19,

Re: Lost executor on YARN ALS iterations

2014-08-20 Thread Debasish Das
I could reproduce the issue in both 1.0 and 1.1 using YARN...so this is definitely a YARN related problem... At least for me right now only deployment option possible is standalone... On Tue, Aug 19, 2014 at 11:29 PM, Xiangrui Meng men...@gmail.com wrote: Hi Deb, I think this may be the

Re: Lost executor on YARN ALS iterations

2014-08-20 Thread Sandy Ryza
Hi Debasish, The fix is to raise spark.yarn.executor.memoryOverhead until this goes away. This controls the buffer between the JVM heap size and the amount of memory requested from YARN (JVMs can take up memory beyond their heap size). You should also make sure that, in the YARN NodeManager

Akka usage in Spark

2014-08-20 Thread Debasish Das
Hi, There have been some recent changes in the way akka is used in spark and I feel they are major changes... Is there a design document / JIRA / experiment on large datasets that highlight the impact of changes (1.0 vs 1.1) ? Basically it will be great to understand where akka is used in the

is Branch-1.1 SBT build broken for yarn-alpha ?

2014-08-20 Thread Chester Chen
I just updated today's build and tried branch-1.1 for both yarn and yarn-alpha. For yarn build, this command seem to work fine. sbt/sbt -Pyarn -Dhadoop.version=2.3.0-cdh5.0.1 projects for yarn-alpha sbt/sbt -Pyarn-alpha -Dhadoop.version=2.0.5-alpha projects I got the following Any ideas

Re: is Branch-1.1 SBT build broken for yarn-alpha ?

2014-08-20 Thread Chester Chen
Just tried on master branch, and the master branch works fine for yarn-alpha On Wed, Aug 20, 2014 at 4:39 PM, Chester Chen ches...@alpinenow.com wrote: I just updated today's build and tried branch-1.1 for both yarn and yarn-alpha. For yarn build, this command seem to work fine. sbt/sbt