Extract fails OGG-00446 The Number Of Oracle Redo Threads (x) Is Not The Same As The

(Doc ID 1642428.1)

Last updated on JANUARY 13, 2017

Applies to:

Oracle GoldenGate - Version and later
Information in this document applies to any platform.


 After removing a RAC node from your cluster and rebuilding the database to have one less RAC node causes your Classic extract to not restart


 ERROR   OGG-00446  The number of Oracle redo threads (2) is not the same as the number of checkpoint threads (1). EXTRACT groups on RAC systems should  be created with the THREADS parameter (e.g., ADD EXT <group name>, TRANLOG, THREAD




The database was rebuild to remove a RAC node


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