ORA-29701: Unable To Connect To Cluster Synchronization Service reported on ASM alert log in RAC on Windows
(Doc ID 2349725.1)
Last updated on AUGUST 06, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.4 and laterOracle Cloud Infrastructure - Database Service - Version N/A and later
Microsoft Windows x64 (64-bit)
Symptoms
ASM alert.log reports the following error:
ORA-17503: ksfdopn:2 Failed to open file +DATA/orapwasm
ORA-29701: unable to connect to Cluster Synchronization Service
Sun Dec 24 05:23:29 2017
Errors in file $TRACE\+asm_ora_13504.trc:
ORA-17503: ksfdopn:2 Failed to open file +DATA/orapwasm
ORA-29701: unable to connect to Cluster Synchronization Service
Sun Dec 24 05:38:29 2017
Errors in file $TRACE\+asm_ora_9952.trc:
ORA-17503: ksfdopn:2 Failed to open file +DATA/orapwasm
ORA-29701: unable to connect to Cluster Synchronization Service
ORA-29701: unable to connect to Cluster Synchronization Service
Sun Dec 24 05:23:29 2017
Errors in file $TRACE\+asm_ora_13504.trc:
ORA-17503: ksfdopn:2 Failed to open file +DATA/orapwasm
ORA-29701: unable to connect to Cluster Synchronization Service
Sun Dec 24 05:38:29 2017
Errors in file $TRACE\+asm_ora_9952.trc:
ORA-17503: ksfdopn:2 Failed to open file +DATA/orapwasm
ORA-29701: unable to connect to Cluster Synchronization Service
Changes
Microsoft changed the default ports in Win2k8 and onward, that are used by bind(0) calls to obtain a port.
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |
References |