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DebugView - Free Simple Tool To Quickly Identify Performance Problems

     DebugView is well known free tool from Systinternals (Microsoft) . Vast majority of developers is aware of its existence. Nevertheless, I've decided to write this post following my practice of journaling my technical accomplishments Read More...

Posted 11 November 08 05:12 by alikl | 4 Comments   
Filed under Test Phase, Development Phase, Performance

ASP.NET Performance: Dynamically Loaded Assemblies Cause Application Recycles (Problem and Solution)

      In my speak - dynamically loaded assemblies are those assemblies that were compiled during run time dynamically via CodeProvider like CSharpCodeProvider directly or by using types that use this class internally. Assemblies that Read More...

Posted 08 October 08 04:21 by alikl | 4 Comments   
Filed under Test Phase, Implementation, Performance

ASP.NET Data Binding Performance – Collection Is More Expensive Than Datatable

In my previous post - Best ASP.NET Performance Winner For Data Binding - Hands Up To Response.Write() – I’ve conducted several simple performance tests for data binding to GridView in ASP.NET page. What surprised me most is that eliminating massive loops Read More...

Posted 01 August 08 02:40 by alikl | 4 Comments   
Filed under Test Phase, Implementation, Performance, Planning Phase

Best ASP.NET Performance Winner For Data Binding - Hands Up To Response.Write()

     To achieve best performance you need to make decisions based on trade-off between coolness, coding productivity, and personal engineering values. I never thought I would be recommending my customer considering using old fashion Read More...

Posted 31 July 08 03:29 by alikl | 21 Comments   
Filed under Test Phase, Development Phase, Implementation, Performance, Planning Phase

Use FREE Tools From IIS Resource Kit To Warm Up Your ASP.NET 1.1 Application By Batch Compilation

Have you noticed that when ASP.NET web application is accessed for the first time the response is slow? The reason for such behavior is batch compilation that occurs on the first hit. ASP.NET batch compilation is the process of compiling ASP.NET markup Read More...

Posted 20 July 08 06:24 by alikl | 5 Comments   
Filed under Test Phase, Implementation, Deployment Phase, Performance

ASP.NET Performance Sin - Serving Images Dynamically (Or Another Reason To Love Fiddler)

Serving images dynamically may cause performance hit. Dynamically served images require more HTTP requests which violates Steve Souders' performance rule #1 - Make Fewer HTTP Requests . The latency is also caused by parallelism (or parallel downloading) Read More...

Posted 02 May 08 02:12 by alikl | 7 Comments   
Filed under Test Phase, Tools, Development Phase, Implementation, Performance, Planning Phase

Performance Sin - Chatty Database Access And Loops (Plus Another Free Performance Tool)

Chatty database access is the surefire way for slow performance caused by  resources starvation that might  even lead to denial of service. Following is a real world case. Customer Service Unavailable message is consistently observed when there Read More...

Posted 28 April 08 01:31 by alikl | 8 Comments   
Filed under Test Phase, Deployment Phase, Performance

Free Performance Tool - Analyze IIS Logs Like A Pro With Funnel Web Analyzer

These free performance tools will save you time and money identifying performance bottlenecks. Your customers will thank you for building fast and responsive applications. Funnel Web Analyzer 5.0 for Windows Download the tool here. Analyzer gives insight Read More...

Posted 21 April 08 11:16 by alikl | 10 Comments   
Filed under Test Phase, Tools, Development Phase, Performance

Stress Test ASP.NET Web Application With Free WCAT Tool

Building ASP.NET web applications? Plan to serve thousands of users? Would you like to see how your application would behave [misbehave] under stress? Use simple-to-use and freely available WCAT tool to generate the load and get detailed report for expected Read More...

Posted 09 March 08 08:59 by alikl | 12 Comments   
Filed under Test Phase, Tools, Performance

Performance Sin - Using Exceptions To Control Flow

Want to spot coding anti-patterns from performance perspective without actually looking in the code? One of the common performance coding anti-patterns I’ve noticed lately is using Exception Handling to control program flow. The anti-patterns Most Read More...

Posted 02 February 08 01:19 by alikl | 4 Comments   
Filed under Test Phase, Tools, Development Phase, Performance, Practices, Exception Handling

Performance Code Review Tool – Practices Checker

Care about performance? Do you write your code with performance in mind? Want little help to spot performance bottlenecks automatically? Practices Checker to the rescue. The goal of the tool is “Help you perform a manual code inspection by analyzing Read More...

Posted 21 January 08 09:37 by alikl | 8 Comments   
Filed under Test Phase, Tools, Development Phase, Performance

Profiling JavaScript With Ajax View Tool: Spot Poor Performance Client Script In No Time

Ever wondered why your application unreasonably slow? You have it all - most powerful hardware, your database is tuned, SQL queries are optimized, network is barely utilized, and .Net code is super efficient. So why on earth response time is so slow? Read More...

Posted 17 January 08 04:19 by alikl | 3 Comments   
Filed under Test Phase, Tools, Performance, AJAX

Identify ASP.NET, Web Services, And WCF Performance Issues By Examining IIS Logs

Simple examination of IIS logs can reveal potential performance issues related to ASP.NET web applications, ASP.NET web services, and IIS hosted WCF services. Fast, easy, cheap. These are the simple steps I take: Time-Taken & W3C Logs: Turn it on... Read More...

Posted 02 November 07 10:49 by alikl | 10 Comments   
Filed under Test Phase, Tools, Performance, Practices

Improve Web Application Performance By Reducing Number Of Http Requests - Fiddler To The Rescue

Making Fewer HTTP Requests is #1 rule for improving performance for Web Applications according to Yahoo: "Reducing the number of HTTP requests in your page is the place to start. This is the most important guideline for improving performance for first Read More...

Posted 17 October 07 10:18 by alikl | 6 Comments   
Filed under Test Phase, Performance

Use Performance Counters Templates To Streamline Performance Analysis

I create perf counters sets up front. That way I could start collecting and measuring proper metrics right away each time I am assigned to do detailed performance analysis. Measuring .NET Application Performance lists important perf counters. What I really Read More...

Posted 15 August 07 03:52 by alikl | 2 Comments   
Filed under Test Phase, Performance, Practices

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