Azure HDInsight troubleshooting

Apache Workload Top questions
HBASE
HBASE troubleshooting

How do I run hbck command reports with multiple unassigned regions

How do I fix timeout issues with hbck commands for region assignments

How do I force disable HDFS safe mode in an cluster

How do I fix JDBC or sqlline connectivity issues with Apache Phoenix

What causes a master server to fail to start

What causes a restart failure on a region server
HDFS
HDFS troubleshooting

How do I access local HDFS from inside a cluster

How do I force disable HDFS safe mode in a cluster
HIVE
HIVE troubleshooting

How do I export a Hive metastore and import it on another cluster

How do locate Hive logs on a cluster

How do I launch Hive shell with specific configurations on a cluster

How do I analyze Tez DAG data on a cluster critical path

How do I download Tez DAG data from a cluster
SPARK
Spark troubleshooting

How do I configure a Spark application through Ambari on clusters

How do I configure a Spark application through a Jupyter notebook on clusters

How do I configure a Spark application through LIVY on clusters

How do I configure a Spark application through spark-submit on clusters

What causes a Spark application OutOfMemoryError exception
STORM
STORM troubleshooting

How do I access Storm UI on a cluster

How do I transfer Storm eventhub spout checkpoint information from one topology to another

How do I locate Storm binaries on a cluster

How do I determine the deployment topology of a Storm cluster

How do I locate Storm-EventHub-Spout binaries for development

How do I locate Storm Log4J configuration files on clusters
YARN
YARN troubleshooting

How do I create a new Yarn queue on a cluster

How do I download Yarn logs from a cluster

HDInsight troubleshooting resources

See the following articles for additional troubleshooting help.

For information about See the following
HDInsight on Linux and optimization Information about using HDInsight on Linux
Hadoop memory and performance
Hive query performance
Logs and dumps Access Hadoop YARN application logs on Linux
Enable heap dumps for Hadoop services
Errors Understand and resolve WebHCat errors
Hive settings fix Out of Memory error
Tools Use Ambari Views to debug Tez Jobs
Optimize Hive queries