Cloudera Docs

Viewing compaction progress

You view the progress of compactions by running Hive queries.

The ‘SHOW COMPACTIONS’ statement is not authorized. Every user can view compactions and can see the current state of compactions.
Enter the query to view the progress of compactions.
SHOW COMPACTIONS;
  • Unique internal ID
  • Database name
  • Table name
  • Partition name
  • Major or minor compaction
  • Compaction state:
    • Initiated - waiting in queue
    • Working - currently compacting
    • Ready for cleaning - compaction completed and old files scheduled for removal
    • Failed - the job failed. Details are printed to the metastore log.
    • Succeeded
    • Attempted - initiator attempted to schedule a compaction but failed. Details are printed to the metastore log.
  • Thread ID
  • Start time of compaction
  • Duration
  • Job ID - ID of the submitted MapReduce job