Using the Parquet File Format with Impala, Hive, Pig, and MapReduce | 5.5.x | Cloudera Documentation
Configuring HDFS Trash | 6.3.x | Cloudera Documentation
The Hadoop trash feature helps prevent accidental deletion of files and directories. When you delete a file in HDFS, the file is not immediately expelled from HDFS. Deleted files are first moved to the /user/<username>/.Trash/Current directory, with their original filesystem path being preserved. After a user-configurable period of time (fs.trash.checkpoint.interval), a process known as trash chec
Tuning Apache Hive on Spark in CDH | 6.3.x | Cloudera Documentation
Minimum Required Role: Configurator (also provided by Cluster Administrator, Full Administrator) Hive on Spark provides better performance than Hive on MapReduce while offering the same features. Running Hive on Spark requires no changes to user queries. Specifically, user-defined functions (UDFs) are fully supported, and most performance-related configurations work with the same semantics. This t
Tuning YARN | 6.3.x | Cloudera Documentation
This overview provides an abstract description of a YARN cluster and the goals of YARN tuning. A YARN cluster is composed of host machines. Hosts provide memory and CPU resources. A vcore, or virtual core, is a usage share of a host CPU. Tuning YARN consists primarily of optimally defining containers on your worker hosts. You can think of a container as a rectangular graph consisting of memory and
Performance Management | 6.3.x | Cloudera Documentation
© 2021 Cloudera, Inc. All rights reserved. Apache Hadoop and associated open source project names are trademarks of the Apache Software Foundation. For a complete list of trademarks, click here. If this documentation includes code, including but not limited to, code examples, Cloudera makes this available to you under the terms of the Apache License, Version 2.0, including any required notices. A
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HBase Replication | 5.9.x | Cloudera Documentation
HBase Read Replicas | 5.9.x | Cloudera Documentation
Installing or Upgrading CDS Powered by Apache Spark | 2.4.x | Cloudera Documentation
https://docs.cloudera.com/documentation/enterprise/latest/topics/cm_ag_upgrade_cm5.html
Configuring HiveServer2 High Availability in CDH | 5.7.x | Cloudera Documentation
Cloudera Manager API | 5.7.x | Cloudera Documentation
Using Apache Kafka with Apache Flume | 4.1.x | Cloudera Documentation
Setting HDFS Quotas | 5.7.x | Cloudera Documentation
Autoconfiguration | 5.7.x | Cloudera Documentation
Configuring HiveServer2 High Availability in CDH | 6.3.x | Cloudera Documentation
https://docs.cloudera.com/documentation/enterprise/latest/topics/cdh_vd_cdh5_maven_repo.html