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Authors  >  Andrew Hunter

Andrew Hunter Andrew Hunter
Andrew Hunter is a Software Engineer at Red Gate who is responsible for much of the recent rewrite of ANTS Performance Profiler and ANTS Memory Profiler. Before that, he wrote the SQL Layout utilities for SQL Refactor/SQL Prompt. He has been described as resident master of the dark .NET arts. Dereferenced in a freak accident, he is forced to spend his days hiding from the garbage collector.
Object Overhead: The Hidden .NET Memory Allocation Cost
by Andrew Hunter | 09 September 2009 |  15 comments |
When developing a .NET application, one of the least visible sources of memory consumption is the overhead required by an object simply to exist. In applications that create a lot of small objects, this overhead can be a major or even a dominant factor in the total... Read more...
Understanding Garbage Collection in .NET
by Andrew Hunter | 17 June 2009 |  3 comments |
Once you understand how .NET's garbage collector works, then the reasons for some of the more mysterious problems that can hit a .NET application become much clearer. NET may have promised the end to explicit memory management, but it is still necessary to profile ... Read more...
When to Run and When to Block
by Andrew Hunter | 21 April 2009 |  2 comments |
When you are developing a multi-threaded application, you will need to understand how the operating system decides which threads are to be blocked, and which should run. Performance comes from running the optimum number of threads at all times, getting the maximum... Read more...
The Dangers of the Large Object Heap
by Andrew Hunter | 19 March 2009 |  16 comments |
You'd have thought that memory leaks were a thing of the past now that we use .NET. True, but we can still hit problems. We can, for example, prevent memory from being recycled if we inadvertently hold references to objects that we are no longer using. However,... Read more...
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