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Logical Fragmentation in SQL Server Indexes

My colleague Lawrence today discovered that a query we had that was taking over 2hrs to run (and still timing out), was due to a non clustered index being...

0 replies - 1527 views - 03/17/13 by Merrick Chaffer in Articles

5 Good and useful .NET Profilers

I have been making some R&D on the tools or the profilers to test the performance of one of my .NET application. Below are list of some of the compiled...

2 replies - 3839 views - 11/21/12 by Senthil Kumar in Articles

Analyzing App Performance With PerfView

.NET Framework Blog - Improving Your App's Performance with PerfViewLate last year, Vance Morrison, who is currently an architect on the .NET Framework...

0 replies - 3092 views - 10/21/12 by Greg Duncan in Articles

Analyzing App Performance With PerfView

.NET Framework Blog - Improving Your App's Performance with PerfViewLate last year, Vance Morrison, who is currently an architect on the .NET Framework...

0 replies - 172 views - 10/15/12 by Greg Duncan in Articles

Using .NET Assist's Quick Stopwatch

.Net Assist - Quick StopwatchOften time you need a quick way to time a function or block of code, in early version of .NET you had to write some cumbersome...

0 replies - 1450 views - 08/31/12 by Greg Duncan in Articles

Perfect Viewing of PerfView - Links, Videos and More

Notes from a dark corner - PerfView - a powerful tool for investigating .NET performance issues Vance Morrison, Performance Architect on the Common...

0 replies - 1667 views - 07/22/12 by Greg Duncan in Articles

TPL Performance Improvements in .NET 4.5

Task.WaitAll and Task.WaitAny Task’s waiting logic in .NET 4.5 has been changed. The performance gain for this change is most apparent when waiting on...

0 replies - 2119 views - 03/22/12 by Amir Ahani in Articles

Phalanger 3.0 updates for March 2012 - new features and better performance

On February 2012, Phalanger – the PHP compiler for .NET – got a lot of new features, fixes and optimizations. You can see the full list of changes ...

0 replies - 2161 views - 02/27/12 by Jakub Misek in News

Bug Hunt: What made this blog slow?

A while ago the blog start taking 100% CPU on the client machines. Obviously we were doing something very wrong there, but what exactly was it? We tracked...

0 replies - 1867 views - 01/30/12 by Ayende Rahien in News

31 Days of Mango | Day #24: Performance Analysis

This article is Day #24 in a series called 31 Days of Mango, and was written by guest author Chris Koenig.  Chris can be reached on Twitter at...

0 replies - 2322 views - 11/27/11 by Jeff Blankenburg in News

Tracking Engagement Time Using 302-Moved Temporarily Redirects

Suppose you are sending mass emails (legitimately, no doubt) and want to know which % of recipients actually viewed the email. The standard trick here is...

0 replies - 1786 views - 11/06/11 by Sasha Goldshtein in News

Raccoon Blog Performance

Update: See below for details about the server load. I just run into this tweet: That isn’t the first time that we heard this, and it is actually...

0 replies - 1280 views - 07/25/11 by Ayende Rahien in News

Mapping the Memory Usage of .NET Applications: Part 3, CLR Profiler

Suppose you want a more detailed drill-down into your application's GC heap usage. For example, you want to see if there's fragmentation going on, or if...

0 replies - 2719 views - 07/25/11 by Sasha Goldshtein in News

Mapping the Memory Usage of .NET Applications: Part 1, Windows Memory Recap

To evaluate whether your application can scale with larger data sets and more concurrent users, you have to understand how it uses the memory available to...

0 replies - 1489 views - 07/14/11 by Sasha Goldshtein in News

Spork Gem To Improve RSpec Launch Time

0 replies - 4127 views - 03/19/11 by Alexey Tarasevich in Uncategorized