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performance

Great Reads

Constructing Fast Lexical Analyzers with RE/flex - Why Another Scanner Generator?

by Robert van Engelen

RE/flex for C++

Duck Three Ways: File I/O and String Performance Comparison Between C#, C++, and C

by Michael Sydney Balloni

Different languages and approaches are evaluated for a file and string processing benchmark

Asp.Net: Monitor performance without using windows performance counters.

by Sergey Volk

Open source framework for monitoring Asp.Net Web Api 2 and MVC5 applications performance without using windows performance counters, automates performance counters data collection, store and visualization.

Parallel Scalable Burrows-Wheeler Transformation (BWT) Using Intel® Threading Building Blocks and OpenMP Libraries

by Arthur V. Ratz

This article is a practical guide on using Intel® Threading Building Blocks (TBB) and OpenMP libraries for C++ based on the example of delivering parallel scalable code that implements Burrows-Wheeler Transformation (BWT) algorithm.

Latest Articles

Using a Read-through / Write-through Cache in Java Applications with NCache

by VivekB5

An overview of implementing Read-through and Write-through caching in Java using NCache

Optimizing your C/C++ programs for Arm Platforms

by Tamar Christina

The article discusses various techniques for improving program performance by optimizing code for compilers, focusing on the ARM platform.

How to Use BenchmarkDotNet: 6 Simple Performance-Boosting Tips to Get Started

by Dev Leader

Learn how to use BenchmarkDotNet to effectively create and run benchmarks on your C# code. Dig into where you have opportunities to optimize your C# code!

HigLabo.Mapper, Creating Fastest Object Mapper in the World with Expression Tree in 10 Days

by Higty

Fastest mapper in the world, easy to Use, ZERO configuration, FULL customization

All Articles

Performance

How to Use BenchmarkDotNet: 6 Simple Performance-Boosting Tips to Get Started

5 Mar 2024 by Dev Leader

Learn how to use BenchmarkDotNet to effectively create and run benchmarks on your C# code. Dig into where you have opportunities to optimize your C# code!

Iterator Benchmarks that Shocked with Unexpected Results

17 Mar 2023 by Dev Leader

This article is follow up content to previous articles I've written about iterators and collections, but the benchmark results were NOT what I expected!

Comparison of Sorting Algorithms

19 Jul 2021 by The Sun God

Comparison of the various sorting algorithms on the basis of several factors

Stop Saving to Disk with C# Asynchronous Streams

2 Jul 2021 by Lee P Richardson

Asynchronous streams, the real world problem they help us solve, and some common pitfalls

Python, Min-cost Max-flow, and a Loose End

27 May 2020 by Mohammad Nasirifar

My status report while trying to understand why the exact same code Runs 1000s (not kidding) of times slower in Python

ag-Grid (React) Cell Renderers Performance

4 May 2020 by morzel

Cell renderers performance in ag-Grid

Why Estimating Cognitive Effort Simplifies Knowledge Work

27 Feb 2020 by Lukasz Szyrmer

Story points defined, disclaimers and example provided

Roslyn code base - performance lessons (part 2)

16 Sep 2016 by matt warren

In my previous post, I talked about some of the general performance lessons that can be learnt from the Roslyn project. This post builds on that and looks at specific examples from the code base.Generally the performance gains within Roslyn come down to one thing: Ensuring the garbage colle

Adventures in Benchmarking - Performance Golf

15 Sep 2016 by matt warren

Adventures in benchmarking - performance golf

Adventures in Benchmarking - Method Inlining

15 Sep 2016 by matt warren

Adventures in Benchmarking - Method Inlining

Adventures in Benchmarking - Memory Allocations

15 Sep 2016 by matt warren

Adventures in Benchmarking - Memory Allocations

Analysing Optimisations in the Wire Serialiser

15 Sep 2016 by matt warren

Using BenchmarkDotNet, this post will analyse the individual optimisations and show how much faster each change is.

Stack Overflow - Performance Lessons (Part 1)

14 Sep 2016 by matt warren

Stack overflow - performance lessons - Part 1

Understanding the Thread Time view in PerfView

4 Oct 2015 by Sebastian Solnica

Recently while examining a slow request issue (I have a plan to describe this investigation in a seperate post) it came to me that every time I open the Thread Time view it takes a moment to understand what this view actually contains.

Diagnosing a Windows Service timeout with PerfView

2 Sep 2015 by Sebastian Solnica

Today I would like to share with you an interesting (I hope) diagnostics case in one of our system services. The IngestService (that is its name) was not starting properly for the first time – it was being killed because of exceeding the default 30s timeout.

Persistent Mapped Buffers in OpenGL

3 Feb 2015 by Bartlomiej Filipek

Summary of techniques to stream data from CPU to GPU in OpenGL with focusing on new method called persistent mapped buffers.

2 Nov 2014 by Ronnie Mukherjee

B-tree Indexes

Flexible particle system - How to start with Software Optimization

2 Aug 2014 by Bartlomiej Filipek

How to start optimizing the particle system code.

Flexible Particle System - OpenGL Renderer

9 Jul 2014 by Bartlomiej Filipek

Description about my simple OpenGL renderer for the particle system

Vector of Objects vs Vector of Pointers

2 Jun 2014 by Bartlomiej Filipek

How memory access patterns can influence performance of your code

Flexible Particle System - Emitter and Generators

16 May 2014 by Bartlomiej Filipek

Description of my emitter and generator module for particle system

Flexible Particle System - The Container 2

16 May 2014 by Bartlomiej Filipek

Description of the implementation of my particle container

Flexible Particle System - The Container

15 Apr 2014 by Bartlomiej Filipek

Flexible Particle System - The Container

Flexible Particle System - Start

14 Apr 2014 by Bartlomiej Filipek

Flexible Particle System - Start

Vacuole Encapsulation

24 Mar 2014 by Keyhole Software

Encapsulation approach to bring data sources and implementations closer together, allowing reflection-like behavior in a format that mere mortals can read.

Introducing Musketeer – The Performance Counter Data Collector

22 Oct 2012 by Sebastian Solnica

How to create a very simple Windows Service (I will call it Musketeer) that will collect information about other processes running on a server

SQL Server and Duplicate Indexes

5 Jun 2012 by Martin Thwaites

SQL Server and duplicate indexes

Diagnosing applications using Performance Counters

20 Apr 2012 by Sebastian Solnica

Performance counters are used to provide information how well the operating system or an application, service, or driver is performing.

A Managed ETW Provider and the 15002 Error

16 Mar 2012 by Sebastian Solnica

A managed ETW provider and the 15002 error

Performance Tests Between Multiple "multi-key" Dictionary Implementations

24 May 2011 by Aron Weiler

Performance tests between multiple "multi-key" Dictionary implementations

Utilize gzip Compression in IIS

25 Apr 2011 by Wayne Ye

Describes the importance of enabling GZIP compression in Web application

[Performance tips] Use the system shadows instead of your own

22 Sep 2010 by jmix90

A fast and easy tip about shadows and performance