WARNING: NO CLUSTER INTERCONNECT HAS BEEN SPECIFIED in RAC alert.log (Doc ID 1053935.1)

Last updated on NOVEMBER 03, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 and later
Information in this document applies to any platform.

Goal

Found this warning in the alert log at instance startup.

WARNING: No cluster interconnect has been specified. Depending on
the communication driver configured Oracle cluster traffic
may be directed to the public interface of this machine.
Oracle recommends that RAC clustered databases be configured
with a private interconnect for enhanced security and
performance.



What does this warning mean, and how to make the warning go away?

Solution

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