When you set up a Microsoft BizTalk Server environment by installing Microsoft BizTalk Server 2013 and Microsoft SQL Server 2012 on a computer, the Bamalerts.exeand Sqlservr.exe processes consume excessive CPU resources.
Note If you manually end the Bamalerts.exe process, the Sqlservr.exe process uses less CPU resources.
This issue is caused by a code defect that occurs in the polling database.
Cumulative update information
For BizTalk Server 2013
The hotfix that resolves this issue is included in cumulative update package 2 for BizTalk Server 2013.
For more information about how to obtain the cumulative update package, click the following article number to view the article in the Microsoft Knowledge Base:
2892599 Cumulative update package 2 for BizTalk Server 2013
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.