DB Upgrade for migrating from SharePoint 2007 to SharePoint 2010

Find the following Steps which we used for the Intranet Migration

We used DB Upgrade for migrating the Intranet environment from SharePoint 2007 to SharePoint 2010.

  

1.    Run the PreUpgrade check in SharePoint 2007
2.    Resolve the errors
3.    Installed the SharePoint 2010 in the new SharePoint Farm environment
4.    Configured the SharePoint farm
5.     Copied the DBs from SP 2007 DB to SP 2010 DB
6.   Configured the Service Applications
7.   Installed the customizations(wsps)
8.  Created all the Web Applications in SP 2010 with test DB
9.  Checked the DB upgrade errors using test-mount
10.  Upgraded the Web App DBs using PowerShell
11.   Upgraded the Customizations
12.  Changed the Web Sites(Site Collections and Sub Sites) UI from SP 2007 to SP2010
13.    Configured the Search Service app
14.    Configured the User profile app and Synchronized the users from AD