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Important: Intermittent ASM or DB instance eviction due to IPC Send timeout or ORA-27508 or ORA-27301: Network is unreachable (Doc ID 1594578.1)

Last updated on JUNE 24, 2024

Applies to:

Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Oracle Database Cloud Schema Service - Version N/A and later
Generic Linux
Generic UNIX

Symptoms

Multi node RAC cluster, intermittently instance eviction happens either at ASM layer or database layer. Here are the example of ASM alert logs:

Similar errors can be seen in database alert log when an instance is evicted.

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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