java.lang.OutOfMemoryError: Java heap space

Stack Overflow | shanky123 | 9 months ago
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    Elasticsearch- client nodes and Out of Memory

    Stack Overflow | 9 months ago | shanky123
    java.lang.OutOfMemoryError: Java heap space
  2. 0

    Windows 7 and cfdocument

    Google Groups | 8 years ago | atomi
    java.lang.OutOfMemoryError: Java heap space
  3. 0

    Performance on large object tables [500K rows]

    Google Groups | 9 years ago | Neville
    java.lang.OutOfMemoryError: Java heap space
  4. Speed up your debug routine!

    Automated exception search integrated into your IDE

  5. 0

    I'm running teragen with 1T datasize, and suddenly the task hangs: 12/08/23 09:31:06 INFO mapred.JobClient: map 85% reduce 28% 12/08/23 09:32:50 INFO mapred.JobClient: map 86% reduce 28% 12/08/23 09:34:29 INFO mapred.JobClient: map 87% reduce 28% 12/08/23 09:40:15 INFO mapred.JobClient: map 87% reduce 29% And the web page also stops working.( In jobtracker log, it shows, [root@192 hadoop]# more hadoop-hdfs-jobtracker- Exception in thread "1170987530@qtp-1511627065-1" java.lang.OutOfMemoryError: Java heap space at org.apache.log4j.Category.forcedLog( at org.apache.log4j.Category.log( at org.slf4j.impl.Log4jLoggerAdapter.error( at org.mortbay.log.Slf4jLog.warn( at org.mortbay.log.Log.warn( at org.mortbay.jetty.AbstractConnector$ at org.mortbay.thread.QueuedThreadPool$ Exception in thread "pool-2-thread-1" java.lang.OutOfMemoryError: Java heap space at java.util.HashMap.addEntry( at java.util.HashMap.put( at java.util.HashSet.add( at at at at at at org.apache.hadoop.ipc.Server$Listener$ at java.util.concurrent.ThreadPoolExecutor$Worker.runTask( at java.util.concurrent.ThreadPoolExecutor$ at The master VM has 4G memory. There are 10 historic jobs. It seems the jobtracker(and also the namenode) process is assigned 1000M memory statically. /usr/local/jdk/bin/java -Dproc_jobtracker -Xmx1000m ... Shall we increase them?

    SpringSource Issue Tracker | 5 years ago | Binbin Zhao
    java.lang.OutOfMemoryError: Java heap space

    1 unregistered visitors
    Not finding the right solution?
    Take a tour to get the most out of Samebug.

    Tired of useless tips?

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.OutOfMemoryError

      Java heap space

      at java.util.ArrayList.iterator()
    2. Java RT
      1. java.util.ArrayList.iterator(
      5 frames
    3. ElasticSearch
      7. org.elasticsearch.common.netty.util.internal.DeadLockProofWorker$
      7 frames
    4. Java RT
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(
      2. java.util.concurrent.ThreadPoolExecutor$
      3 frames