Overview
After deploying Kylin on your cluster, configure Kylin to enable seamless interaction with Apache Hadoop and Apache Hive. Additionally, optimize Kylin's performance by tailoring its configuration to your specific environment, ensuring a finely-tuned setup that meets your unique needs. This chapter introduces some configurations for Kylin.
Kylin Configuration File List
| Component | File | Description |
|---|---|---|
| Kylin | conf/kylin.properties | This is the global configuration file, with all configuration properties about Kylin in it. Details will be discussed in the subsequent chapter Basic Configuration. |
| Hadoop | hadoop_conf/core-site.xml | Global configuration file used by Hadoop, which defines system-level parameters such as HDFS URLs and Hadoop temporary directories, etc. |
| Hadoop | hadoop_conf/hdfs-site.xml | HDFS configuration file, which defines HDFS parameters such as the storage location of NameNode and DataNode and the number of file copies, etc. |
| Hadoop | hadoop_conf/yarn-site.xml | Yarn configuration file,which defines Hadoop cluster resource management system parameters, such as ResourceManager, NodeManager communication port and web monitoring port, etc. |
| Hadoop | hadoop_conf/mapred-site.xml | Map Reduce configuration file used in Hadoop,which defines the default number of reduce tasks, the default upper and lower limits of the memory that the task can use, etc. |
| Hive | hadoop_conf/hive-site.xml | Hive configuration file, which defines Hive parameters such as hive data storage directory and database address, etc. |
Unless otherwise specified, all references to kylin.properties in this manual point to the configuration file listed in the Kylin Configuration File List section.