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Failure 1 contacting Cluster Synchronization Services daemon (Doc ID 1466098.1)

Last updated on DECEMBER 17, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 to 11.1.0.7 [Release 10.1 to 11.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Purpose

This note provides steps to troubleshoot CSSD check failure from "crsctl check crs" or "crsctl check cssd" command. Depending on the version, the error message can be slightly different:

10gR2

Failure 1 contacting CSS daemon
Cannot communicate with CRS
Cannot communicate with EVM


11gR1

Failure 1 contacting Cluster Synchronization Services daemon
Cannot communicate with Cluster Ready Services
Cannot communicate with Event Manager


11gR2

CRS-4638: Oracle High Availability Services is online
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4530: Communications failure contacting Cluster Synchronization Services daemon
CRS-4534: Cannot communicate with Event Manager

 

Note:

1. The note discusses CSSD check error only, CRSD and EVMD is out of the scope of this note.

2. The note applies only when CRS is running in cluster mode, it does not apply to local cssd (localconfig) that's required to run single instance ASM.

3. For 11gR2, refer to <Document 1050908.1> section "Case 3: OCSSD.BIN does not start"

 

 

Troubleshooting Steps

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In this Document
Purpose
Troubleshooting Steps
References

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