Symptoms
Assume that you have a computer on which an instance of Microsoft Host Integration Server is running for a long time. In this situation, Event 684 is logged in the Application log. This event indicates a possible memory leak in header and element allocations that is causing an increasing number of elements and headers to be consumed by the SNABASE service.
Cause
This issue occurs if I/O processing is not synchronized correctly.
Resolution
Cumulative update information
The fix that resolves this issue is included in cumulative update package 1 for Host Integration 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:
2908834 Cumulative Update Package 1 for Host Integration Server 2013The hotfix that resolves this issue is included in cumulative update package 9 for Host Integration Server 2010. For more information about how to obtain this cumulative update package, click the following article number to view the article in the Microsoft Knowledge Base:
2897923 Cumulative Update 9 for Host Integration Server 2010
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.