RAC Instance Hangs with High Percentage of Wait Time on 'latch: row cache objects'
Last updated on NOVEMBER 30, 2016
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11 [Release 11.2 to 12.1]
Information in this document applies to any platform.
- One or more RAC instances go into an apparent hang state with wait time on wait event, 'latch: row cache objects', which could only be resolved by an instance restart
- Use of the diagnostic technique described in <Document 1550722.1> indicates that the latch belongs to the "dc_users" parameter.
- The database application makes references to CURRENT_SCHEMA in any of a variety of possible methods:
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