Operations Manager provides infrastructure monitoring that is flexible and cost-effective, helps ensure the predictable performance and availability of vital applications, and offers comprehensive monitoring for your Datacenter and cloud, both private and public.
First you have to download the Ops manager. If you want you can use 180 days free pack and you can download it from http://www.microsoft.com/en-us/server-cloud/system-center/default.aspx link. Use your live ID to logging and then you can download all System Center Products.
Select the Features that you want to install.
Give a location to install OPsManager
Once you click next it will run the prerequisites checker and listed down all the prerequisite problems.
Then you can see all the errors and the resolutions that you have to use to fix those errors. Here I have got IIS error and to fix this we have to go in to IIS Manager (type 'Inetmgr" in the run window)
In the Connections pane, click the server name. Then In the Home pane, double-click ISAPI and CGI Restrictions. Go in to ASP.NET v4.0.30319 and allowed it.
After that you can hit net button to proceed with the installation.
Give a Management Group name
Accept the License.
Then you have to configure the Operational database and the Data warehouse Databases.
After that select the SQL Server instance from the drop down list
If you have no enable the SQL server Agent in SQL Server Management Studio, you will get the following error. To avoid this you have to enable the SQL server Agent in SQL Server Management Studio.
Then select the Web Site from the drop down list. If you want you can enable SSL in this site.
Select the Authentication mode for the Web console
And give your Account details.
If you want you can Enable\disable the Windows Updates
Installation summary. Click Install to continue
Once you done with that you can open the Operations Console.