Any Computer system consists of
     * Hardware
     * Operating System
     * Applications and Utilities
Unix is an operating system which was first developed in the 1960s in Bell Labs. Unix is a popular OS because of
multi user, multi tasking, stability and portability capabilities.
what is an Operating System?
   Operating system is a resource manager, which manages resources […]

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Here are few good metalink notes to understand Oracle Apps Patching (adpatch), You need Metalink Account to access these notes. 
181665.1 - Release 11i Adpatch Basics
457566.1 - Oracle Applications Patching FAQ for Release 11i
459156.1 - Oracle Applications Patching FAQ for Release 12
60766.1 - 11.0.x : Patch Installation Frequently Asked Questions
225165.1 - Patching Best Practices and Reducing Downtime
314540.1 […]

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This post covers installation of VMware on Linux machine and then install virtual windows 2000 Server. Later (in coming posts) we’ll configure Microsoft Active Directory on this windows server and finally Integrate/Synchronise Microsoft Active Directory (AD) with Oracle Internet Directory (OID)
Here are simple steps to install VMware on Linuxas host machine. Download VMware for Linux from here http://www.vmware.com/download/ws
Download it into […]

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This post covers overview and key points you should know with documentation link on how to integrate 10.1.2 Oracle Application Server(Webcache, HTTP Server - Portal, J2EE, Forms and BI) with 10.1.3.X Application Server (OC4J)
This post is useful if your company already have an existing 10.1.2 installation (Portal or BI) and you wish to use new features provided […]

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This is in continuation of Oracle Dataguard configuration part I  which I posted long back and forgot to update next one.
   One of my friend was looking for steps so I thought of finishing this (If you think I missed any post just leave comment and I’ll try to post on that topic)
Ensure that you have […]

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 You have applications (E-Business Suite 11i/R12, Portal, Discoverer, BI Publisher) integrated with Oracle Single sign-On (SSO) and users complain that they receive message ”Your Account is Locked“. Here are few things which can help you in understanding this
-
First thing to do in case “User account is locked”
You should know how to unlock SSO account.  These are various ways using which […]

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On one of Oracle Applications 11i cloned instance, OAM (Oracle Application Manager) was showing  ”Application System Name” as source Instance.
like http://<url>/oa_servlets/weboam/oam/oamApps$target=source
1. My first thought was to look at FND_NODES to see if any node entry still pointing to source instance. All records in this table were pointing to target instance.
If FND_NODES contain entry to source instance, I could […]

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