Showing posts with label performance. Show all posts
Showing posts with label performance. Show all posts

Friday, 2 October 2026

Making Programs Fast on Modern CPUs

A great GitHub resource on "making programs fast on modern CPUs".

Monday, 26 August 2019

Antimalware Service Executable Gorging on CPU

The Antimalware Service Executable is part of Windows Defender. It can consume high CPU and RAM (120MB-140MB is not untypical) and render your machine unusable.

You can check its scheduled runs from "Task Scheduler". You can also gain an understanding of the Conditions under which it runs, from the "Conditions" tab in Task Scheduler. An example (and typical setting) may be "start the task only if the computer is on AC power".

The Microsoft Security blog underlings some of the thinking behind Windows Defender.

Saturday, 2 November 2013

WoW64

WoW64 (Windows-on-Windows 64 bit) allows you to launch 32-bit applications on all the 64-bit Windows versions with approximately 2% performance loss in terms of speed.