Cloudera Docs

Impala service query archive

The --query_log_size command-line parameter controls the size of the Impala service query archive (Completed Queries). This parameter has a default value of 100.

  1. Log in to Cloudera Manager
  2. Navigate to Clusters > Impala > Configuration
  3. Search for Impala Daemon Command Line Argument Advanced Configuration Snippet (Safety Valve)
  4. Add the advanced configuration snippet --query_log_size=<value-to-set>
  5. Click Save Changes
  6. Perform Stale Configuration Actions. For more information, see the Stale configuration documentation.