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EM 13.4C : OMSPatcher Fails With - ORA-12850: Could not allocate slaves on all specified instances: 2 needed, 1 allocated (Doc ID 2679832.1)

Last updated on MARCH 12, 2021

Applies to:

Enterprise Manager Base Platform - Version 13.4.0.0.0 to 13.4.1.0.0 [Release 13c]
Information in this document applies to any platform.

Goal

Applying RU 1 patch 30850513 - Enterprise Manager 13c Release 4 Platform Update 1 (13.4.0.1.200229) on 13.4 OMS fails with the following error : 

From /<OMS_HOME>/cfgtoollogs/opatch/opatch<timestamp>.log

OPatch completed with warnings.
Command to execute (Step 2): /<OMS_HOME>/bin/emctl applypatch repos -patchHome /<OMS_HOME>/.omspatcher_storage/30850513_<timestamp>/original_patch
Oracle Enterprise Manager Cloud Control 13c Release 4
Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved.
stty: standard input: Inappropriate ioctl for device
***********************************************
stty: standard input: Inappropriate ioctl for device
Executing Patch Application Steps.....
Processing command line ....
Repository_Patching_Utility - Checking Prerequisites
Checking Global Prerequisites
ORA-12850: Could not allocate slaves on all specified instances: 2 needed, 1 allocated
ERROR - RCU-6092 Components are not selected properly.
CAUSE - RCU-6092 Component Selection validation failed. Refer to log at
/<OMS_HOME>/oracle_common/rcu/log/empatch/logs/rcu_<timestamp>.log for details.
ACTION - RCU-6092 Select one or more components to continue.
*********************************************
Processing command line ....
Repository_Patching_Utility - Checking Prerequisites
Checking Global Prerequisites
ORA-12850: Could not allocate slaves on all specified instances: 2 needed, 1 allocated
ERROR - RCU-6092 Components are not selected properly.
CAUSE - RCU-6092 Component Selection validation failed. Refer to log at
/<OMS_HOME>/oracle_common/rcu/log/empatch/logs/rcu_<timestamp>.log for details.
ACTION - RCU-6092 Select one or more components to continue.

Repository DB Version : Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production .

Note : This can occur for any patch.

 

Solution

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In this Document
Goal
Solution
References


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