This post is intended to be as conclusive as possible.
When opening Windows Update and clicking and when monitoring processes in Task Manager the SVCHOST.
The baselines where created on a Multi-Boot computer configured with Windows 7 Home Premium 32-Bit (used for this report), plus Home Premium 64-Bit, 32 and 64-Bit versions of Professional and a 64-Bit version of Windows 7 Ultimate to be used for additional evaluation and testing of SP1 in future articles.
Note: 64-Bit users can use this guide as there is no difference in the steps or the installation process, however 64-Bit versions of Windows take about 20 to 25% "longer" to install SP1 than 32-Bit versions of Windows 7.
You should consider this before resorting to a full manual reset of the windows update service.
To perform a minor reset: Run windows updates again.
The tools are designed as simple wizards to resolve common problems with specific products or services.
You can use the following link to download the Microsoft Fix It tool for the windows updates service.
This should be the first step in the troubleshooting process, especially if your windows 7 operating system is a fresh or new installation and this is the first time you are checking for windows updates.If the status stays on “Checking for Updates” for an excessively long period of time and the CPU and memory utilisation for are still unusually high, continue to step 3.Microsoft Fix It is a service Microsoft provided as a form of self-service.If the status stays on “Checking for Updates” for an excessively long period of time and the CPU and memory utilisation for are still unusually high, continue to step 4.
This is a minor reset of the Windows Update service, it removes any files that may be corrupted and causing issues with the update process.
Several people have reported leaving their machine over night to check for updates.