SQL Connection Pool Timeout Debugging

This is a follow up to two blog posts from back in 2009 which talked about leaked connections.  In Part 1 and Part 2 of that post, it was about how to determine that you actually filled your pool.  This was centered around the following error: Exception type: System.InvalidOperationException Message: Timeout expired.  The timeout period…


Every time I ‘ATTACH DATABASE’ SQL logs error 1314 for SetFileIoOverlappedRange

Turns out this is an issue in the SQL Server code and the error is a bit noisy during attach database. When opening the database files, SQL Server calls SetFileIoOverlappedRange (when enabled properly) in order to help improve I/O performance.  This is commonly done under the SQL Server, service account; which requires locked pages privilege. …


Microsoft CSS @ PASS Summit 2013

During October 15th-18th, the US PASS Summit 2013 will be held in Charlotte, NC at the Charlotte Convention Center.  The Microsoft CSS team has a long history with PASS.  We have been speaking and working at PASS since 2003.  This year we will have the added advantage of being on our home turf with one…


Invalid or loopback address when configuring SharePoint against a SQL Server

I was presented with a connectivity issue when trying to configure SharePoint 2013 using a CTP build of SQL 2014.  They got the following error when they were it was trying to create the Configuration Database. Exception: System.ArgumentException: myserver,50000 is an invalid or loopback address.  Specify a valid server address.    at Microsoft.SharePoint.Administration.SPServer.ValidateAddress(String address)   …