Re: [ANNOUNCE] Apache Hadoop 3.2.1 release

, operators, and users. -Rohith Sharma K S On Wed, 25 Sep 2019 at 14:15, Sunil Govindan wrote: > Here the link of Overview URL is old. > We should ideally use https://hadoop.apache.org/release/3.2.1.html > > Thanks > Sunil > > On Wed, Sep 25, 2019 at 2:10

Re: [ANNOUNCE] Apache Hadoop 3.2.1 release

]. This announcement itself is also up on the website [0]. Thank you all for contributing to the Apache Hadoop! Cheers, Rohith Sharma K S [0] Announcement: https://hadoop.apache.org/release/3.2.1.html [1] Overview of major changes: https://hadoop.apache.org/docs/r3.2.1/index.html [2] Detailed change

Re: [ANNOUNCE] Apache Hadoop 3.2.1 release

Sharma K S On Wed, 25 Sep 2019 at 13:44, Rohith Sharma K S wrote: > Hi all, > > It gives us great pleasure to announce that the Apache Hadoop > community has > voted to release Apache Hadoop 3.2.1. > > Apache Hadoop 3.2.1 is the stable release of Apache Hadoop 3.2 line,

[ANNOUNCE] Apache Hadoop 3.2.1 release

! Cheers, Rohith Sharma K S [1] https://hadoop.apache.org/docs/r3.2.1/index.html [2] https://hadoop.apache.org/docs/r3.2.1/hadoop-project-dist/hadoop-common/release/3.2.1/CHANGELOG.3.2.1.html [3] https://hadoop.apache.org/docs/r3.2.1/hadoop-project-dist/hadoop-common/release/3.2.1/RELEASENOTES.3.2.1

Re: Question about Yarn rolling upgrade

and discuss there in detail. -Rohith Sharma K S On Thu, 7 Feb 2019 at 22:52, Aihua Xu wrote: > Hi Rohith, > > Thanks for your suggestion. I was tracing the issue and found out it's > caused by the incompatibility from these two changes. The tokens have been > changed. > &

Re: Question about Yarn rolling upgrade

://issues.apache.org/jira/browse/HADOOP-11692. Doesn't any subsequent jobs succeeded post upgrade? -Rohith Sharma K S On Thu, 7 Feb 2019 at 03:20, Aihua Xu wrote: > Hi all, > > I'm investigating the rolling upgrade process from Hadoop 2.6 to Hadoop > 2.9.1. I'm trying to upgrade ResourceM

Re: Get information of containers - running/killed/completei

for container report. If RM does not have this container Id then yarnClient contact ApplicationHistoryServer to get container report. Thanks & Regards Rohith Sharma K S On 15 November 2016 at 11:14, AJAY GUPTA <ajaygit...@gmail.com> wrote: > Hi > > For monitoring purposes, I need to cap

Re: ACCEPTED: waiting for AM container to be allocated, launched and register with RM

by MRAppMaster for connecting to RM for heartbeats. If you don’t not configure, default value will be taken i.e 8030. Thanks & Regards Rohith Sharma K S > On Aug 20, 2016, at 7:02 AM, rammohan ganapavarapu <rammohanga...@gmail.com> > wrote: > > Even if the cluster dont

Re: Issue with Hadoop Job History Server

different location. This causes, JHS to display empty jobs. Thanks & Regards Rohith Sharma K S > On Aug 18, 2016, at 12:35 PM, Gao, Yunlong <dg.gaoyunl...@gmail.com> wrote: > > To whom it may concern, > > I am using Hadoop 2.7.1.2.3.6.0-3796, with the Hortonworks distributi

Re: Connecting JConsole to ResourceManager

\ -Dcom.sun.management.jmxremote.authenticate=false \ -Dcom.sun.management.jmxremote.ssl=false -Regards Rohith Sharma K S > On Aug 9, 2016, at 12:32 PM, Atri Sharma <atri.j...@gmail.com> wrote: > > Hi All, > > I am trying to connect to a running ResourceManager proc

RE: Securely discovering Application Master's metadata or sending a secret to Application Master at submission

work MRAppMaster. 3. About the authenticity of job-submitter to AM >>> Use secured hadoop cluster with Kerberos enabled. Note that AM also should >>> be implemented for handling Kerberos. Thanks & Regards Rohith Sharma K S From: Mingyu Kim [mailto:m...@palantir.

RE: Securely discovering Application Master's metadata or sending a secret to Application Master at submission

t;> connect to RM only via AM-RM interface for register/unregister and >>> heartbeat and details sent to RM are limited. It is up to the AM’s to >>> expose client interface for providing metadata. Thanks & Regards Rohith Sharma K S From: Mingyu Kim [mailto:m...@palantir.com] Sent:

RE: Securely discovering Application Master's metadata or sending a secret to Application Master at submission

such as ApplicationClientProtocol# getApplicationReport() OR ApplicationClientProtocol #getApplicationAttemptReport(). Thanks & Regards Rohith Sharma K S From: Mingyu Kim [mailto:m...@palantir.com] Sent: 09 June 2016 10:36 To: user@hadoop.apache.org Cc: Matt Cheah Subject: Securely discovering Application Mast

RE: Leak in RM Capacity scheduler leading to OOM

I think you might be hitting with YARN-2997. This issue fixes for sending duplicated completed containers to RM. Thanks & Regards Rohith Sharma K S -Original Message- From: Sharad Agarwal [mailto:sha...@apache.org] Sent: 24 March 2016 08:58 To: Sharad Agarwal Cc:

RE: How to auto relaunch a YARN Application Master on a failure?

Regards Rohith Sharma K S From: Sridhar Chellappa [mailto:schellap2...@gmail.com] Sent: 19 August 2015 14:55 To: user@hadoop.apache.org Subject: How to auto relaunch a YARN Application Master on a failure? Is this possible? If yes, can someone get back to me as to how?

RE: Remotely submit a job to Yarn on CDH5.4

Are you trying submit job from Windows to Linux server? If yes, try to submit job using with mapreduce.app-submission.cross-platform=true. Thanks Regards Rohith Sharma K S From: Fei Hu [mailto:hufe...@gmail.com] Sent: 18 August 2015 21:11 To: user@hadoop.apache.org Subject: Remotely submit

RE: Confusing Yarn RPC Configuration

I believe it is the same issue for node manage connection This would be probably related to below issues https://issues.apache.org/jira/i#browse/YARN-3944 https://issues.apache.org/jira/i#browse/YARN-3238 Thanks Regards Rohith Sharma K S From: Jeff Zhang [mailto:zjf...@gmail.com] Sent: 18

RE: Application Master waits a long time after Mapper/Reducers finish

.app.commit.CommitterEventHandler$EventProcessor.run(CommitterEventHandler.java:237) May be you can check from HDFS that is it Healthy? Thanks Regards Rohith Sharma K S From: Ashish Kumar Singh [mailto:ashish23...@gmail.com] Sent: 20 July 2015 14:16 To: user@hadoop.apache.org Subject: Application Master

RE: Lost mapreduce applications displayed in UI

applications page? Thanks Regards Rohith Sharma K S From: Zhijie Shen [mailto:zs...@hortonworks.com] Sent: 13 May 2015 05:00 To: user@hadoop.apache.org Subject: Re: Lost mapreduce applications displayed in UI ​Maybe you have hit the completed app limit (1 by default). Once the limit hits

RE: YARN Exceptions

Are you running Secured Hadoop cluster( Kerberos ) and at YARN – container executor as LinuxContainerExecutor? Thanks Regards Rohith Sharma K S From: Kumar Jayapal [mailto:kjayapa...@gmail.com] Sent: 25 April 2015 20:10 To: user@hadoop.apache.org Subject: Re: YARN Exceptions Yes Here

RE: YARN HA Active ResourceManager failover when machine is stopped

in community regarding this problem are https://issues.apache.org/jira/i#browse/YARN-1061 (Without HA) https://issues.apache.org/jira/i#browse/YARN-2578 (With HA) Thanks Regards Rohith Sharma K S From: Matt Narrell [mailto:matt.narr...@gmail.com] Sent: 24 April 2015 23:28 To: user@hadoop.apache.org

RE: how to delete logs automatically from hadoop yarn

for logging. Thanks Regards Rohith Sharma K S From: Smita Deshpande [mailto:smita.deshpa...@cumulus-systems.com] Sent: 20 April 2015 10:23 To: user@hadoop.apache.org Subject: RE: how to delete logs automatically from hadoop yarn Hi Rohith, Thanks for your solution. The actual problem we

RE: how to delete logs automatically from hadoop yarn

value0/value /property Thanks Regards Rohith Sharma K S From: Sunil Garg [mailto:sunil.g...@cumulus-systems.com] Sent: 20 April 2015 09:52 To: user@hadoop.apache.org Subject: how to delete logs automatically from hadoop yarn How to delete logs from Hadoop yarn automatically, I Have tried

RE: Mapreduce job got stuck

Rohith Sharma K S From: Vandana kumari [mailto:kvandana1...@gmail.com] Sent: 15 April 2015 15:33 To: user@hadoop.apache.org Subject: Mapreduce job got stuck i had setup a 3 node hadoop cluster on centos 6.5 but nodemanager is not running on master and is running on slave nodes. Alse when i submit

RE: Change in fair-scheduler.xml

change the file does the yarn service need to be bounced for the changed values to get reflected? Yarn admin supports runtime refresh queues without restarting ResourceManager. It can be achieved by using “$HADOOP_HOME/bin/yarn rmadmin –refreshQueues” CLI command. Thanks Regards Rohith Sharma K

RE: Mapreduce job got stuck

Hi, On master machine, NodeManager is not running because of “Caused by: java.net.BindException: Problem binding to [kirti:8040], got from logs. The port 8040 is in use!!! Configure available port number. Thanks Regards Rohith Sharma K S From: Vandana kumari [mailto:kvandana1...@gmail.com

RE: How to stop a mapreduce job from terminal running on Hadoop Cluster?

In addition to below options, in the Hadoop-2.7(yet to release in couple of weeks) the user friendly option provided for killing the applications from Web UI. In the application block , ‘Kill Application’ button has been provided for killing applications. Thanks Regards Rohith Sharma K S

RE: Pin Map/Reduce tasks to specific cores

will help your use case!!! Thanks Regards Rohith Sharma K S From: George Ioannidis [mailto:giorgio...@gmail.com] Sent: 07 April 2015 01:55 To: user@hadoop.apache.org Subject: Pin Map/Reduce tasks to specific cores Hello. My question, which can be found on Stack Overflowhttp://stackoverflow.com

RE: Does Hadoop 2.6.0 have job level blacklisting?

/org/apache/hadoop/yarn/api/protocolrecords/AllocateRequest.html Thanks Regards Rohith Sharma K S From: Chris Mawata [mailto:chris.maw...@gmail.com] Sent: 29 March 2015 01:10 To: user@hadoop.apache.org Subject: Does Hadoop 2.6.0 have job level blacklisting? At http://hadoop.apache.org/docs/current

RE: about the jobid

. So all the applications submitted to Yarn start with application_201502271057_ and corresponding job id is Job_201502271057_. The '' is counter for every job submission. Thanks Regards Rohith Sharma K S -Original Message- From: lujinhong [mailto:lujinh...@yahoo.com] Sent

RE: How to troubleshoot failed or stuck jobs

Sharma K S From: Krish Donald [mailto:gotomyp...@gmail.com] Sent: 02 March 2015 11:09 To: user@hadoop.apache.org Subject: Re: How to troubleshoot failed or stuck jobs Thanks for Link Ted, However wanted to understand the approach which should be taken when troubleshooting failed or stuck jobs

RE: Node manager contributing to one queue's resources

/+/60e3b885ba8344d9f448202f5f2c290b5606ff8f/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/resource/DominantResourceCalculator.java I think this may help you!!! Thanks Regards Rohith Sharma K S From: twinkle sachdeva

RE: YarnClient to get the running applications list in java

(yarn.resourcemanager.address, rm-ip:port); // Running RM address YarnClient yarnClient = YarnClient.createYarnClient(); yarnClient.init(conf); yarnClient.start(); // you need to start YarnClient service // code to getApplications() } Thanks Regards Rohith Sharma K S From: Mouzzam Hussain [mailto:monibab

RE: Time out after 600 for YARN mapreduce application

is custom job? If so any operation are you doing in cleanup() of Mapper ? Sometimes there would be possible that if cleanup() of Mapper is taking more time greater than timedout configured that result in task to timeout. Thanks Regards Rohith Sharma K S From: Alexandru Pacurar

RE: Error with winutils.sln

Download patch from jira : https://issues.apache.org/jira/i#browse/HADOOP-9922 Thanks Regards Rohith Sharma K S From: Venkat Ramakrishnan [mailto:venkat.archit...@gmail.com] Sent: 10 February 2015 17:06 To: user@hadoop.apache.org Subject: Re: Error with winutils.sln Thank you Rohit. Could you

RE: Error with winutils.sln

dir=${project.build.directory}/native/ Note : there are 2 occurrences, you add at both 2 occurrence And compile using “mvn clean install –DskipTests” Hope this will help to compile.. enjoy with Hadoop!!! Thanks Regards Rohith Sharma K S From: Venkat Ramakrishnan [mailto:venkat.archit

RE: Can not execute failover for RM HA

Currently automatic failover is not supported by YARN. This is open issue in Yarn Refer : https://issues.apache.org/jira/i#browse/YARN-1177 Thanks Regards Rohith Sharma K S From: 郝东 [mailto:donhof...@163.com] Sent: 10 February 2015 16:12 To: user@hadoop.apache.org Subject: Can not execute

RE: QueueMetrics.AppsKilled/Failed metrics and failure reasons

to check using container_id for corresponding application. Thanks Regards Rohith Sharma K S From: Suma Shivaprasad [mailto:sumasai.shivapra...@gmail.com] Sent: 03 February 2015 21:35 To: user@hadoop.apache.org; yarn-...@hadoop.apache.org Subject: QueueMetrics.AppsKilled/Failed metrics and failure

RE: QueueMetrics.AppsKilled/Failed metrics and failure reasons

-Failed tab . The logs are getting rolled over at a slower rate ..every 1-2 hours. Am searching for Application Finished - Failed to find the apps failed. Please let me know if I am missing something here. Thanks Suma On Wed, Feb 4, 2015 at 10:03 AM, Rohith Sharma K S rohithsharm

RE: hadoop yarn

Refer below link, http://hadoop.apache.org/docs/current/hadoop-yarn/hadoop-yarn-site/WritingYarnApplications.html Thanks Regards Rohith Sharma K S From: siva kumar [mailto:siva165...@gmail.com] Sent: 20 January 2015 11:24 To: user@hadoop.apache.org Subject: hadoop yarn Hi All, Can

RE: node manager ports during mapreduce job

using jstack pid, this would help analyzing issue faster. Any free ports i.e 1024=x=65365 should work fine. Thanks Regards Rohith Sharma K S From: hitarth trivedi [mailto:t.hita...@gmail.com] Sent: 12 January 2015 07:01 To: user@hadoop.apache.org Subject: node manager ports during mapreduce job

RE: Question about shuffle/merge/sort phrase

whose responsibility is it that brings each key with all its values together You can set combiner class in your job. For more information , refer http://hadoop.apache.org/docs/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduceTutorial.html Thanks Regards Rohith Sharma K S

RE: How do I enable debug mode

You can use below configuration at client for changing log level at MR ApplicationMaster :yarn.app.mapreduce.am.log.level=DEBUG Mapper : mapreduce.map.log.level=DEBUG Reducer : mapreduce.reduce.log.level=DEBUG Thanks Regards Rohith Sharma K S This e-mail and its

RE: Job object toString() is throwing an exception

Could you give error message or stack trace? From: Corey Nolet [mailto:cjno...@gmail.com] Sent: 26 November 2014 07:54 To: user@hadoop.apache.org Subject: Job object toString() is throwing an exception I was playing around in the Spark shell and newing up an instance of Job that I could use to

RE: Hadoop Installation Path problem

The problem is with setting JAVA_HOME. There is .(Dot) before /usr which cause append current directory. export JAVA_HOME=./usr/lib64/jdk1.7.0_71/jdk7u71 Do not use .(Dot) before /usr. Thanks Regards Rohith Sharma K S This e-mail and its attachments contain confidential information from

RE: Resource Manager's container allocation behavior !

? For the first call, RM updates request but allocation will happen when NM heartbeat to RM. So for 2nd call , containers will be received by AM. Thanks Regards Rohith Sharma K S From: Hamza Zafar [mailto:11bscshza...@seecs.edu.pk] Sent: 22 November 2014 00:45 To: user@hadoop.apache.org Subject

RE: Change the blocksize in 2.5.1

It seems HADOOP_CONF_DIR is poiniting different location!!? May be you can check hdfs-site.xml is in classpath when you execute hdfs command. Thanks Regards Rohith Sharma K S -Original Message- From: Tomás Fernández Pena [mailto:tf.p...@gmail.com] On Behalf Of Tomás Fernández Pena

RE: MR job fails with too many mappers

Hi Could you get syserr and sysout log for contrainer.? These logs will be available in the same location syslog for container. ${yarn.nodemanager.log-dirs}/app-id/container-id This helps to find problem!! Thanks Regards Rohith Sharma K S From: francexo83 [mailto:francex...@gmail.com] Sent

RE: Starting YARN in HA mode Hadoop 2.5.1

You need to start manually. Yarn does not support starting all the RM’s in cluster. Thanks Regards Rohith Sharma K S From: Jogeshwar Karthik Akundi [mailto:ajkart...@gmail.com] Sent: 18 November 2014 19:15 To: user@hadoop.apache.org Subject: Starting YARN in HA mode Hadoop 2.5.1 Hi, I am

RE: MR job fails with too many mappers

If log aggregation is enabled, log folder will be deleted. So I suggest disable “yarn.log-aggregation-enable” and run job again. All the logs remains at log folder. Then you can find container logs Thanks Regards Rohith Sharma K S This e-mail and its attachments contain confidential

RE: How to set job-priority on a hadoop job

Hi Sunil In MR2v, there is no job priority. There is open Jira for ApplicationPriority that is still in progress. https://issues.apache.org/jira/browse/YARN-1963 https://issues.apache.org/jira/browse/MAPREDUCE-5870 You need to wait untill this feature comes up!! Thanks Regards Rohith Sharma K

RE: YarnChild didn't be killed after running mapreduce

This is strange!! Can you get ps -aef | grep pid fro this process? What is the application status in RM UI? Thanks Regards Rohith Sharma K S This e-mail and its attachments contain confidential information from HUAWEI, which is intended only for the person or entity whose address is listed

RE: mapred job pending at Starting scan to move intermediate done files

steps, map memory is 64MB, but map.opts has 1024MB in mapred-site.xml. Again it is contradictory. Change NodeManger memory to 8GB and map/reduce memory to 2GB. Try running job. Thanks Regards Rohith Sharma K S This e-mail and its attachments contain confidential information from HUAWEI, which

RE: Reduce fails always

cluster one of the machines disk space is very low. So whichever the task running on that particular node is failing. Thanks Regards Rohith Sharma K S From: Abdul Navaz [mailto:navaz@gmail.com] Sent: 06 October 2014 08:21 To: user@hadoop.apache.org Subject: Reduce fails always Hi All, I am

RE: About extra containers being allocated in distributed shell example.

This looks to be an open issue https://issues.apache.org/jira/i#browse/YARN-1902. Thanks Regards Rohith Sharma K S From: Smita Deshpande [mailto:smita.deshpa...@cumulus-systems.com] Sent: 22 September 2014 10:45 To: user@hadoop.apache.org Subject: RE: About extra containers being allocated

RE: Cannot fine profiling log file

${yarn.nodemanager.log-dirs}/app-id/container-id/profile.out(default name) Thanks Regards Rohith Sharma K S From: Jakub Stransky [mailto:stransky...@gmail.com] Sent: 23 September 2014 16:27 To: user@hadoop.apache.org Subject: Cannot fine profiling log file Hello experienced users, I did try to use

Why 2 different approach for deleting localized resources and aggregated logs?

for 2 different implementations why it is? Can aggregated logs also can be deleted based on size? Thanks Regards Rohith Sharma K S

RE: change yarn application priority

this will help you. Thanks Regards Rohith Sharma K S This e-mail and its attachments contain confidential information from HUAWEI, which is intended only for the person or entity whose address is listed above. Any use of the information contained herein in any way (including, but not limited

RE: Cleanup activity on YARN containers

For local container clean up, can be cleaned at ShutDownHook. !!?? Thanks Regards Rohith Sharma K S From: Krishna Kishore Bonagiri [mailto:write2kish...@gmail.com] Sent: 08 April 2014 20:01 To: user@hadoop.apache.org Subject: Re: Cleanup activity on YARN containers Hi Rohith, Thanks

RE: Cleanup activity on YARN containers

. In hook, clean up can be done. Thanks Regards Rohith Sharma K S From: Krishna Kishore Bonagiri [mailto:write2kish...@gmail.com] Sent: 09 April 2014 10:49 To: user@hadoop.apache.org Subject: Re: Cleanup activity on YARN containers Hi Rohith, Is there something like shutdown hook for containers

RE: Cleanup activity on YARN containers

list are sent to ApplicationMaster in heartbeat. Here you can do clean up activities for containers. Hope this will help for you. :)!! Thanks Regards Rohith Sharma K S From: Krishna Kishore Bonagiri [mailto:write2kish...@gmail.com] Sent: 07 April 2014 16:41 To: user@hadoop.apache.org

RE: Job fails if I change HADOOP_USER_NAME

. If log aggregation is disabled,then all container logs remain in local machine where containers has run i.e {yarn.nodemanager.log-dirs}/application-id. Thanks Regards Rohith Sharma K S From: Ashwin Shankar [mailto:ashwinshanka...@gmail.com] Sent: 22 March 2014 03:38 To: user

RE: Job fails if I change HADOOP_USER_NAME

Hi The below stack trace is generic for any am launcher failed to launch. Can debug on AM container logs, so get proper stacktrace.? Thanks Regards Rohith Sharma K S From: Ashwin Shankar [mailto:ashwinshanka...@gmail.com] Sent: 21 March 2014 14:02 To: user@hadoop.apache.org Subject: Job

RE: How to configure nodemanager.health-checker.script.path

-1. #!/bin/bash echo ERROR disk full Thanks Regards Rohith Sharma K S From: Anfernee Xu [mailto:anfernee...@gmail.com] Sent: 19 March 2014 10:32 To: user Subject: How to configure nodemanager.health-checker.script.path Hello, I'm running MR with 2.2.0 release, I noticed we can configure

RE: NodeHealthReport local-dirs turned bad

Hi There is no relation to NameNode format Does NodeManger is started with default configuration? If no , any NodeManger health script is configured? Suspect can be 1. /hadoop does not have permission or 2. disk is full Thanks Regards Rohith Sharma K S -Original

RE: issue of Log aggregation has not completed or is not enabled.

Just for confirmation, 1. Does NodeManager is restarted after enabling LogAggregation? If Yes, check for NodeManager start up logs for Log Aggregation Service start is success. Thanks Regards Rohith Sharma K S From: ch huang [mailto:justlo...@gmail.com] Sent: 18 March 2014 13:09

RE: NodeManager health Question

for some container to get over, so it can assign released memory to other containers. Looking into your DataNode socket timeout exception ( that too 8 minutes!!!), I suspect that Hadoop cluster Network is UNSTABLE. Better to debug on network. Thanks Regards Rohith Sharma K S From

RE: ResourceManager shutting down

Hi Hitesh, Yes it is an issue. This is handled in https://issues.apache.org/jira/i#browse/YARN-713 fixes DNS Issue. This fix available on hadoop-2.4(unreleased). Thanks Regards Rohith Sharma K S -Original Message- From: Hitesh Shah [mailto:hit...@apache.org] Sent: 14

RE: class org.apache.hadoop.yarn.proto.YarnProtos$ApplicationIdProto overrides final method getUnknownFields

classpath, which version of protobuf is in classpath. Expected to have 2.5.0 version. Thanks Regards Rohith Sharma K S -Original Message- From: Margusja [mailto:mar...@roo.ee] Sent: 03 March 2014 22:45 To: user@hadoop.apache.org Subject: Re: class

RE: Problem in Submitting a Map-Reduce Job to Remote Hadoop Cluster

/*, $YARN_HOME/share/hadoop/mapreduce/*, $YARN_HOME/share/hadoop/mapreduce/lib/*, $YARN_HOME/share/hadoop/yarn/*, $YARN_HOME/share/hadoop/yarn/lib/*/value /property Thanks Regards Rohith Sharma K S From: Senthil Sekar [mailto:senthil...@gmail.com] Sent: 01 March 2014

RE: Problem in Submitting a Map-Reduce Job to Remote Hadoop Cluster

One more configuration to be added config.set(mapreduce.framework.namehttp://mapreduce.framework.name,yarn); Thanks Rohith From: Rohith Sharma K S [mailto:rohithsharm...@huawei.com] Sent: 03 March 2014 09:02 To: user@hadoop.apache.org Subject: RE: Problem in Submitting a Map-Reduce Job

RE: RM AM_RESYNC signal to AM

manager is killed? As such AM_SHUTDOWN is NOT sent from RM. Community may be planning improvement on this. Thanks Regards Rohith Sharma K S From: Gaurav Gupta [mailto:gau...@datatorrent.com] Sent: 28 February 2014 00:03 To: user@hadoop.apache.org Subject: RM AM_RESYNC signal to AM Hi, I

JobHistoryEventHandler failed with AvroTypeException.

(MRAppMaster.java:550) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$JobFinishEventHandler$1.run(MRAppMaster.java:602) Thanks Regards Rohith Sharma K S

RE: what happens to a client attempting to get a new app when the resource manager is already down

Default Retry time period is 15 minutes. Setting configuration yarn.resourcemanager.connect.max-wait.ms to lesser value, retry period can be reduced in client side. Thanks Regards Rohith Sharma K S From: Vinod Kumar Vavilapalli [mailto:vino...@hortonworks.com] On Behalf Of Vinod

Reducers are launched after jobClient is exited.

Hi All , I ran job with 1 Map and 1 Reducers ( mapreduce.job.reduce.slowstart.completedmaps=1 ). Map failed ( because of error in Mapper implementation), but still Reducers are launched by applicationMaster. These reducers killed by applicationMaster while stopping

RE: unable to compile hadoop source code

You can read Build instructions for Hadoop. http://svn.apache.org/repos/asf/hadoop/common/trunk/BUILDING.txt For your problem, proto-buf not set in PATH. After setting, recheck proto-buffer version is 2.5 From: nagarjuna kanamarlapudi [mailto:nagarjuna.kanamarlap...@gmail.com] Sent: 07 January