On RAC, expdp Removes the Service Name [ID 1269319.1]

On RAC, expdp Removes the Service Name [ID 1269319.1]
	Modified 25-NOV-2010 Type PROBLEM Status MODERATED

In this Document
Symptoms
Cause
Solution
References

This document is being delivered to you via Oracle Support's Rapid Visibility (RaV) process and therefore has not been subject to an independent technical review.

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.2 to 11.2.0.1 - Release: 10.2 to 11.2
Information in this document applies to any platform.

Symptoms

On RAC, before run of expdp, you have the following services:

select name from dba_services;
SYS$BACKGROUND
SYS$USERS
alphaXDB
alpha
beta
beta2

Calling expdp causes the following type of entries to be written to the alert.log:

Mon Nov 15 11:06:07 2010
ALTER SYSTEM SET service_names='SYS$SYS.KUPC$C_1_20101115110600.ALPHA' SCOPE=MEMORY SID='alpha1';
Mon Nov 15 11:06:07 2010
ALTER SYSTEM SET service_names='SYS$SYS.KUPC$C_1_20101115110600.OMEGA','SYS$SYS.KUPC$S_1_20101115110600.ALPHA' SCOPE=MEMORY SID='alpha1';
kupprdp: master process DM00 started with pid=52, OS id=421934
to execute - SYS.KUPM$MCP.MAIN('SYS_EXPORT_SCHEMA_01', 'SYS', 'KUPC$C_1_20101115110600', 'KUPC$S_1_20101115110600', 0);
kupprdp: worker process DW01 started with worker id=1, pid=68, OS id=766178
to execute - SYS.KUPW$WORKER.MAIN('SYS_EXPORT_SCHEMA_01', 'SYS');
kupprdp: worker process DW02 started with worker id=2, pid=70, OS id=397824
to execute - SYS.KUPW$WORKER.MAIN('SYS_EXPORT_SCHEMA_01', 'SYS');
kupprdp: worker process DW03 started with worker id=3, pid=244, OS id=827494
to execute - SYS.KUPW$WORKER.MAIN('SYS_EXPORT_SCHEMA_01', 'SYS');
kupprdp: worker process DW04 started with worker id=4, pid=245, OS id=348810
to execute - SYS.KUPW$WORKER.MAIN('SYS_EXPORT_SCHEMA_01', 'SYS');
Mon Nov 15 11:10:07 2010
ALTER SYSTEM SET service_names='SYS$SYS.KUPC$S_1_20101115110600.ALPHA','SYS$SYS.KUPC$C_1_20101115110600.ALPHA','alpha' SCOPE=MEMORY SID='alpha1';
Mon Nov 15 11:12:55 2010
ALTER SYSTEM SET service_names='SYS$SYS.KUPC$S_1_20101115110600.ALPHA','alpha' SCOPE=MEMORY SID='alpha1';
Mon Nov 15 11:12:56 2010
ALTER SYSTEM SET service_names='alpha' SCOPE=MEMORY SID='alpha1';

and all new services are broken.

Cause

This is Bug:8513146 THE SERVICE_NAMES VALUE IS SET TO NULL AFTER RUNNING EXPDP IN RAC ENVIRONMENT.

Solution

Depending on the version of your database, Patch:8513146 may exist.

As of Nov. 25th 2010, this patch exists for:
- 10.2.0.4 / IBM AIX on POWER Systems (64-bit)
- 10.2.0.4.3 / Linux x86-64
- 10.2.0.5 / Linux x86 and Linux x86-64

If this fix does not exist on top of the latest available patchset for your platform, please log a new Service Request, provide evidences that you are encountering this issue and request for an interim patch for your platform.

References

BUG:8513146 - THE SERVICE_NAMES VALUE IS SET TO NULL AFTER RUNNING EXPDP IN RAC ENVIRONMENT.

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