Re: Scheduling in YARN according to available resources
Hi Tariq, Glad to see that your issue is resolved, thank you. This re-affirms the compatibility issue with openJDK. Thanks Regards, Ravi On Sat, Feb 21, 2015 at 1:40 PM, tesm...@gmail.com tesm...@gmail.com wrote: Dear Nair, Your tip in your first email saved my day. Tahnks once again. I am happy with Oracle JDK. Regards, Tariq On Sat, Feb 21, 2015 at 4:05 PM, R Nair ravishankar.n...@gmail.com wrote: one of it is in the forum, if you search in google you will get more. I am not saying it may not work, but you will have to select and apply some patches. One of my friends also had the same problem and with too much difficulty, he got this into work. So better avoid :) https://github.com/elasticsearch/elasticsearch-hadoop/issues/197 Thanks and regards, Nair On Sat, Feb 21, 2015 at 8:20 AM, tesm...@gmail.com tesm...@gmail.com wrote: Thanks Nair. Managed installing Oracle JDK and it is working great. Thanks for the tip. Any idea why OpenJDK is crashing and Oracle JDK works? Regards, Tariq On Sat, Feb 21, 2015 at 7:14 AM, tesm...@gmail.com tesm...@gmail.com wrote: Thanks for your answer Nair, Is installing Oracle JDK on Ubuntu is that complicated as described in this link http://askubuntu.com/questions/56104/how-can-i-install-sun-oracles-proprietary-java-jdk-6-7-8-or-jre Is there an alternate? Regards On Sat, Feb 21, 2015 at 6:50 AM, R Nair ravishankar.n...@gmail.com wrote: I had an issue very similar, I changed and used Oracle JDK. There is nothing I see wrong with your configuration in my first look, thanks Regards, Nair On Sat, Feb 21, 2015 at 1:42 AM, tesm...@gmail.com tesm...@gmail.com wrote: I have 7 nodes in my Hadoop cluster [8GB RAM and 4VCPUs to each nodes], 1 Namenode + 6 datanodes. I followed the link from Hortonwroks [ http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.0.6.0/bk_installing_manually_book/content/rpm-chap1-11.html ] and made calculation according to the hardware configruation on my nodes. Added the update mapred-site and yarn-site.xml files in my question. Still my application is crashing with the same exection My mapreduce application has 34 input splits with a block size of 128MB. **mapred-site.xml** has the following properties: mapreduce.framework.name = yarn mapred.child.java.opts= -Xmx2048m mapreduce.map.memory.mb = 4096 mapreduce.map.java.opts = -Xmx2048m **yarn-site.xml** has the following properties: yarn.resourcemanager.hostname= hadoop-master yarn.nodemanager.aux-services= mapreduce_shuffle yarn.nodemanager.resource.memory-mb = 6144 yarn.scheduler.minimum-allocation-mb = 2048 yarn.scheduler.maximum-allocation-mb = 6144 Exception from container-launch: ExitCodeException exitCode=134: /bin/bash: line 1: 3876 Aborted (core dumped) /usr/lib/jvm/java-7-openjdk-amd64/bin/java -Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN -Xmx8192m -Djava.io.tmpdir=/tmp/hadoop-ubuntu/nm-local-dir/usercache/ubuntu/appcache/application_1424264025191_0002/container_1424264025191_0002_01_11/tmp -Dlog4j.configuration=container-log4j.properties -Dyarn.app.container.log.dir=/home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11 -Dyarn.app.container.log.filesize=0 -Dhadoop.root.logger=INFO,CLA org.apache.hadoop.mapred.YarnChild 192.168.0.12 50842 attempt_1424264025191_0002_m_05_0 11 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stdout 2 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stderr How can avoid this?any help is appreciated It looks to me that YAN is trying to launch all the container simultaneously and anot according to the available resources. Is there an option to restrict number of containers on hadoop ndoes? Regards, Tariq -- Warmest Regards, Ravi Shankar -- Warmest Regards, Ravi Shankar -- Warmest Regards, Ravi Shankar
Scheduling in YARN according to available resources
I have 7 nodes in my Hadoop cluster [8GB RAM and 4VCPUs to each nodes], 1 Namenode + 6 datanodes. I followed the link from Hortonwroks [ http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.0.6.0/bk_installing_manually_book/content/rpm-chap1-11.html ] and made calculation according to the hardware configruation on my nodes. Added the update mapred-site and yarn-site.xml files in my question. Still my application is crashing with the same exection My mapreduce application has 34 input splits with a block size of 128MB. **mapred-site.xml** has the following properties: mapreduce.framework.name = yarn mapred.child.java.opts= -Xmx2048m mapreduce.map.memory.mb = 4096 mapreduce.map.java.opts = -Xmx2048m **yarn-site.xml** has the following properties: yarn.resourcemanager.hostname= hadoop-master yarn.nodemanager.aux-services= mapreduce_shuffle yarn.nodemanager.resource.memory-mb = 6144 yarn.scheduler.minimum-allocation-mb = 2048 yarn.scheduler.maximum-allocation-mb = 6144 Exception from container-launch: ExitCodeException exitCode=134: /bin/bash: line 1: 3876 Aborted (core dumped) /usr/lib/jvm/java-7-openjdk-amd64/bin/java -Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN -Xmx8192m -Djava.io.tmpdir=/tmp/hadoop-ubuntu/nm-local-dir/usercache/ubuntu/appcache/application_1424264025191_0002/container_1424264025191_0002_01_11/tmp -Dlog4j.configuration=container-log4j.properties -Dyarn.app.container.log.dir=/home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11 -Dyarn.app.container.log.filesize=0 -Dhadoop.root.logger=INFO,CLA org.apache.hadoop.mapred.YarnChild 192.168.0.12 50842 attempt_1424264025191_0002_m_05_0 11 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stdout 2 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stderr How can avoid this?any help is appreciated It looks to me that YAN is trying to launch all the container simultaneously and anot according to the available resources. Is there an option to restrict number of containers on hadoop ndoes? Regards, Tariq
Re: Scheduling in YARN according to available resources
I had an issue very similar, I changed and used Oracle JDK. There is nothing I see wrong with your configuration in my first look, thanks Regards, Nair On Sat, Feb 21, 2015 at 1:42 AM, tesm...@gmail.com tesm...@gmail.com wrote: I have 7 nodes in my Hadoop cluster [8GB RAM and 4VCPUs to each nodes], 1 Namenode + 6 datanodes. I followed the link from Hortonwroks [ http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.0.6.0/bk_installing_manually_book/content/rpm-chap1-11.html ] and made calculation according to the hardware configruation on my nodes. Added the update mapred-site and yarn-site.xml files in my question. Still my application is crashing with the same exection My mapreduce application has 34 input splits with a block size of 128MB. **mapred-site.xml** has the following properties: mapreduce.framework.name = yarn mapred.child.java.opts= -Xmx2048m mapreduce.map.memory.mb = 4096 mapreduce.map.java.opts = -Xmx2048m **yarn-site.xml** has the following properties: yarn.resourcemanager.hostname= hadoop-master yarn.nodemanager.aux-services= mapreduce_shuffle yarn.nodemanager.resource.memory-mb = 6144 yarn.scheduler.minimum-allocation-mb = 2048 yarn.scheduler.maximum-allocation-mb = 6144 Exception from container-launch: ExitCodeException exitCode=134: /bin/bash: line 1: 3876 Aborted (core dumped) /usr/lib/jvm/java-7-openjdk-amd64/bin/java -Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN -Xmx8192m -Djava.io.tmpdir=/tmp/hadoop-ubuntu/nm-local-dir/usercache/ubuntu/appcache/application_1424264025191_0002/container_1424264025191_0002_01_11/tmp -Dlog4j.configuration=container-log4j.properties -Dyarn.app.container.log.dir=/home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11 -Dyarn.app.container.log.filesize=0 -Dhadoop.root.logger=INFO,CLA org.apache.hadoop.mapred.YarnChild 192.168.0.12 50842 attempt_1424264025191_0002_m_05_0 11 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stdout 2 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stderr How can avoid this?any help is appreciated It looks to me that YAN is trying to launch all the container simultaneously and anot according to the available resources. Is there an option to restrict number of containers on hadoop ndoes? Regards, Tariq -- Warmest Regards, Ravi Shankar
Re: Scheduling in YARN according to available resources
Thanks for your answer Nair, Is installing Oracle JDK on Ubuntu is that complicated as described in this link http://askubuntu.com/questions/56104/how-can-i-install-sun-oracles-proprietary-java-jdk-6-7-8-or-jre Is there an alternate? Regards On Sat, Feb 21, 2015 at 6:50 AM, R Nair ravishankar.n...@gmail.com wrote: I had an issue very similar, I changed and used Oracle JDK. There is nothing I see wrong with your configuration in my first look, thanks Regards, Nair On Sat, Feb 21, 2015 at 1:42 AM, tesm...@gmail.com tesm...@gmail.com wrote: I have 7 nodes in my Hadoop cluster [8GB RAM and 4VCPUs to each nodes], 1 Namenode + 6 datanodes. I followed the link from Hortonwroks [ http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.0.6.0/bk_installing_manually_book/content/rpm-chap1-11.html ] and made calculation according to the hardware configruation on my nodes. Added the update mapred-site and yarn-site.xml files in my question. Still my application is crashing with the same exection My mapreduce application has 34 input splits with a block size of 128MB. **mapred-site.xml** has the following properties: mapreduce.framework.name = yarn mapred.child.java.opts= -Xmx2048m mapreduce.map.memory.mb = 4096 mapreduce.map.java.opts = -Xmx2048m **yarn-site.xml** has the following properties: yarn.resourcemanager.hostname= hadoop-master yarn.nodemanager.aux-services= mapreduce_shuffle yarn.nodemanager.resource.memory-mb = 6144 yarn.scheduler.minimum-allocation-mb = 2048 yarn.scheduler.maximum-allocation-mb = 6144 Exception from container-launch: ExitCodeException exitCode=134: /bin/bash: line 1: 3876 Aborted (core dumped) /usr/lib/jvm/java-7-openjdk-amd64/bin/java -Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN -Xmx8192m -Djava.io.tmpdir=/tmp/hadoop-ubuntu/nm-local-dir/usercache/ubuntu/appcache/application_1424264025191_0002/container_1424264025191_0002_01_11/tmp -Dlog4j.configuration=container-log4j.properties -Dyarn.app.container.log.dir=/home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11 -Dyarn.app.container.log.filesize=0 -Dhadoop.root.logger=INFO,CLA org.apache.hadoop.mapred.YarnChild 192.168.0.12 50842 attempt_1424264025191_0002_m_05_0 11 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stdout 2 /home/ubuntu/hadoop/logs/userlogs/application_1424264025191_0002/container_1424264025191_0002_01_11/stderr How can avoid this?any help is appreciated It looks to me that YAN is trying to launch all the container simultaneously and anot according to the available resources. Is there an option to restrict number of containers on hadoop ndoes? Regards, Tariq -- Warmest Regards, Ravi Shankar
