@kiki123 As this is an older post, you would have a better chance of receiving a resolution by starting a new thread. This will also be an opportunity to provide details specific to your environment that could aid others in assisting you with a more accurate answer to your question. You can link this thread as a reference in your new post. Thanks. ... View more

Hi, I'm facing the same issue as well. This is my hbase-site.xml <configuration> <property> <name>hbase.master</name> <value>nn:9000</value> </property> <property> <name>hbase.rootdir</name> <value>hdfs://localhost:9000/hbase</value> </property> <property> <name>hbase.master.port</name> <value>60001</value> </property> <property> <name>hbase.cluster.distributed</name> <value>true</value> </property> <property> <name>hbase.zookeeper.quorum</name> <value>nn,dd1,dd2,dd3</value> </property> <property> <name>hbase.zookeeper.property.maxClientCnxns</name> <value>35</value> </property> <property> <name>hbase.zookeeper.znode.parent</name> <value>/hbase</value> </property> </configuration> Please help me out! ... View more

Thank you so much, this work for me! ... View more

Hello @pradeep_tp,   Please restart Ambari Metrics from Ambari. Sometimes due to cache/network issues also metrics get unable but restart sometimes fixes the issue. Please try and let me know how it goes!   //BR Roy     ... View more

Okay. I have fixed it. I have executed the above two commands, but gave /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.131.x86_64 for the openJDK path. Thanks for your help 🙂 ... View more

@Pradeep kumar You will need to extract the tzr.gz file and then the extarcted path you need to pass. Example # ambari-server setup --java-home=/usr/jdk/jdk1.8.0_121 . ... View more

@Pradeep kumar ResourceManager UI-> Application -> ApplicationMaster-> job link-> map/reducer link ... View more

@Predrag Minovic Thanks. I have understood it now very well. The problem was indeed Nodemanager not available in the other two nodes. Also, I made a mistake in my calculation of MB, due to which I misunderstood the process. ... View more

There are a number of things that cause HDFS imbalance. This post explains some of those causes in more detail. The balancer should be run regularly in a production system (you can kick it off from the command line, so you can schedule it using cron, for example). The balancer can take a while to complete if there are a lot of blocks to move. Note that, when HDFS moves a block, the old block gets "marked for deletion" but doesn't get deleted immediately. HDFS deals with these un-used blocks over time. ... View more