How to Use Antivirus Software on CDH Hosts
- Scratch directories used by services such as Impala
- Log directories used by various Hadoop services
- Data directories which can grow to petabytes in size
The specific directory names and locations depend on the services your cluster uses and your configuration. Speak with your IT security team to determine which resources you should not scan. You can find the locations of the resources in the Cloudera Manager configuration settings.
In general, avoid scanning very large directories and filesystems. Instead, limit write access to these locations using security mechanisms such as access controls at the level of the operating system, HDFS, or at the service level.