How to Relink 12c Oracle GI / RAC Binaries after OS Upgrade

It is recommended to relink GI and RAC Home binaries after OS upgrading or patching.

This post demonstrates how to relink Oracle Grid Infrastructure ( GI ) and RAC Home binaries after OS upgrading or patching.

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How to Deinstall OEM Agent from Oracle Enterprise Manager 12C

There are a couple of ways to deinstall an OEM agent: from OEM Console, in silent mode, by running runInstaller, by running AgentDeinstall.pl, etc.

<p value="<amp-fit-text layout="fixed-height" min-font-size="6" max-font-size="72" height="80">This post shows different kind of ways available for uninstalling an Oracle 12c EM agent.This post shows different kind of ways available for uninstalling an Oracle 12c EM agent.

Before starting to uninstall an agent, stop OEM agent first.

   $ emctl stop agent

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CRS-4995: The command ‘Setperm resource’ is invalid in crsctl

While running “crsctl setperm” from 12.1.0.2 GI environment, CRS-4995 error occurred.

1. Run the command as grid user.

$ crsctl getperm resource ora.testdb.test.svc 
Name: ora.testdb.test.svc
owner:oracle:rwx,pgrp:oinstall:r--,other::r--,group:dba:r-x,user:grid:r-x

$crsctl setperm resource ora.testdb.test.svc -u 'pgrp:oinstall:r-x' CRS-4995: The command 'Setperm resource' is invalid in crsctl. Use srvctl for this command.

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