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INSTANCE CRASHES FREQUENTLY WITH "IPC SEND TIMEOUT" ERROR (Doc ID 3002418.1)

Last updated on DECEMBER 06, 2024

Applies to:

Oracle Database - Enterprise Edition - Version 19.3.0.0.0 and later
Linux x86-64

Symptoms

On 19c RAC, some background processes such as LGnn and SMON encounter "IPC Send timeout" and one instance was evicted with communications reconfiguration.

From DB alert_<sid>.log, we can see IPC Send timeout occurred on critical background process. 

 

Changes

 No change on this RAC database.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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