Hi Vinay and Azuryy Thanks for your responses. I get these error when I just run a teragen. Also, do you suggest me to increase nproc value ? What should I increase it to ?
Sent from my iPad > On Nov 27, 2013, at 11:08 PM, "Vinayakumar B" <[email protected]> > wrote: > > Hi Siddharth, > > Looks like the issue with one of the machine. Or its happening in different > machines also? > > I don’t think it’s a problem with JVM heap memory. > > Suggest you to check this once, > http://stackoverflow.com/questions/8384000/java-io-ioexception-error-11 > > Thanks and Regards, > Vinayakumar B > > From: Siddharth Tiwari [mailto:[email protected]] > Sent: 28 November 2013 05:50 > To: USers Hadoop > Subject: RE: Error for larger jobs > > Hi Azury > > Thanks for response. I have plenty of space on my Disks so that cannot be the > issue. > > > *------------------------* > Cheers !!! > Siddharth Tiwari > Have a refreshing day !!! > "Every duty is holy, and devotion to duty is the highest form of worship of > God.” > "Maybe other people will try to limit me but I don't limit myself" > > > Date: Thu, 28 Nov 2013 08:10:06 +0800 > Subject: Re: Error for larger jobs > From: [email protected] > To: [email protected] > > Your disk is full from the log. > On 2013-11-28 5:27 AM, "Siddharth Tiwari" <[email protected]> wrote: > Hi Team > > I am getting following strange error, can you point me to the possible reason. > I have set heap size to 4GB but still getting it. please help > > syslog logs > 2013-11-27 19:01:50,678 WARN org.apache.hadoop.util.NativeCodeLoader: Unable > to load native-hadoop library for your platform... using builtin-java classes > where applicable > 2013-11-27 19:01:51,051 WARN mapreduce.Counters: Group > org.apache.hadoop.mapred.Task$Counter is deprecated. Use > org.apache.hadoop.mapreduce.TaskCounter instead > 2013-11-27 19:01:51,539 WARN org.apache.hadoop.conf.Configuration: session.id > is deprecated. Instead, use dfs.metrics.session-id > 2013-11-27 19:01:51,540 INFO org.apache.hadoop.metrics.jvm.JvmMetrics: > Initializing JVM Metrics with processName=MAP, sessionId= > 2013-11-27 19:01:51,867 INFO org.apache.hadoop.util.ProcessTree: setsid > exited with exit code 0 > 2013-11-27 19:01:51,870 INFO org.apache.hadoop.mapred.Task: Using > ResourceCalculatorPlugin > :org.apache.hadoop.util.LinuxResourceCalculatorPlugin@4a0bd13d > 2013-11-27 19:01:52,217 INFO org.apache.hadoop.mapred.MapTask: Processing > split:org.apache.hadoop.examples.terasort.TeraGen$RangeInputFormat$RangeInputSplit@6c30aec7 > 2013-11-27 19:01:52,222 WARN mapreduce.Counters: Counter name MAP_INPUT_BYTES > is deprecated. Use FileInputFormatCounters as group name and BYTES_READ as > counter name instead > 2013-11-27 19:01:52,226 INFO org.apache.hadoop.mapred.MapTask: > numReduceTasks: 0 > 2013-11-27 19:01:52,250 ERROR > org.apache.hadoop.security.UserGroupInformation: PriviledgedActionException > as:hadoop (auth:SIMPLE) cause:java.io.IOException: Cannot run program > "chmod": error=11, Resource temporarily unavailable > 2013-11-27 19:01:52,250 WARN org.apache.hadoop.mapred.Child: Error running > child > java.io.IOException: Cannot run program "chmod": error=11, Resource > temporarily unavailable > at java.lang.ProcessBuilder.start(ProcessBuilder.java:1041) > at org.apache.hadoop.util.Shell.runCommand(Shell.java:206) > at org.apache.hadoop.util.Shell.run(Shell.java:188) > at > org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:381) > at org.apache.hadoop.util.Shell.execCommand(Shell.java:467) > at org.apache.hadoop.util.Shell.execCommand(Shell.java:450) > at > org.apache.hadoop.fs.RawLocalFileSystem.execCommand(RawLocalFileSystem.java:593) > at > org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:584) > at > org.apache.hadoop.io.SecureIOUtils.insecureCreateForWrite(SecureIOUtils.java:146) > at > org.apache.hadoop.io.SecureIOUtils.createForWrite(SecureIOUtils.java:168) > at org.apache.hadoop.mapred.TaskLog.writeToIndexFile(TaskLog.java:310) > at org.apache.hadoop.mapred.TaskLog.syncLogs(TaskLog.java:383) > at org.apache.hadoop.mapred.Child$4.run(Child.java:270) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408) > at org.apache.hadoop.mapred.Child.main(Child.java:262) > Caused by: java.io.IOException: error=11, Resource temporarily unavailable > at java.lang.UNIXProcess.forkAndExec(Native Method) > at java.lang.UNIXProcess.<init>(UNIXProcess.java:135) > at java.lang.ProcessImpl.start(ProcessImpl.java:130) > at java.lang.ProcessBuilder.start(ProcessBuilder.java:1022) > ... 16 more > 2013-11-27 19:01:52,256 INFO org.apache.hadoop.mapred.Task: Runnning cleanup > for the task > > > *------------------------* > Cheers !!! > Siddharth Tiwari > Have a refreshing day !!! > "Every duty is holy, and devotion to duty is the highest form of worship of > God.” > "Maybe other people will try to limit me but I don't limit myself"
