Wednesday , May 29 2024

How To Test Multicast Between Oracle Rac Database Servers

Any problem with multicast traffic between Oracle RAC database servers can cause network heartbit problems between servers. In this case you need to see the MULTICAST information for the corresponding interface as below.

If Multicast exists ad you think there is still a problem, you can test the Multicast as follows.

Download the file mcasttest.tgz that is specified in the Oracle Support document 1212703.1. Extract to any directory and run with the relevant node and interface information.

After downloading, extract the files as follows.

Then go to the mcasttest directory and run it with the node and interface information you want to control. In the example below, nodes are oradb1 and oradb2, interfaces en8 and en9.


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