Ora-12827: Insufficient Parallel Query Slaves Available with Distributed Query and DRIVING_SITE hint. (Doc ID 362216.1)

Last updated on MAY 12, 2017

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.1 and later   [Release: 10.2 and later ]
Information in this document applies to any platform.

Symptoms

Running a distributed query (some data local, some over a dblink) with Parallel Query active can lead, in certain circumstances, to an error and query termination

ORA-12827: insufficient parallel query slaves available


Changes

The following parameters can lead to this issue:
1. Parallel_max_servers > 0
2. Parallel_min_percent > 0
3. Distributed Query with Driving_site hint.

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms