Re: unable to create new native thread

On 6 March 2013 21:36, DK wrote:

I am running a query for aprtitioning and I get this error:

I have made sure following is set right:

-OS mac procs

-OS max open files


-Have changed the ReservedCodeCacheSzie and PermGen


Still I keep getting this error.


I will appreciate any help on this


Error: unable to create new native thread
-------
java.lang.Throwable: Child Error
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:250)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
at java.lang.Thread.start0(Native Method)
at java.lang.Thread.start(Thread.java:640)
at java.lang.UNIXProcess$1.run(UNIXProcess.java:141)
at java.security.AccessController.doPrivileged(Native Method)
at java.lang.UNIXProcess.<init>(UNIXProcess.java:103)
at java.lang.ProcessImpl.start(ProcessImpl.java:65)
at java.lang.ProcessBuilder.start(ProcessBuilder.java:453)
at java.lang.Runtime.exec(Runtime.java:593)
at java.lang.Runtime.exec(Runtime.java:431)
at java.lang.Runtime.exec(Runtime.java:369)
at org.apache.hadoop.fs.FileUtil.symLink(FileUtil.java:614)
at org.apache.hadoop.mapred.TaskLog.createTaskAttemptLogDir(TaskLog.java:125)
at org.apache.hadoop.mapred.DefaultTaskController.createLogDir(DefaultTaskController.java:72)
at org.apache.hadoop.mapred.TaskRunner.prepareLogFiles(TaskRunner.java:295)
at org.apache.hadoop.mapred.Task