How to fix CPU Usage error, 100% CPU error by IAStorDataSvc

Many users reflect that after upgrading the computer from Windows 7, 8 and Windows 8.1 to Windows 10, the system processes a process called IAStorDataSvc and this process consumes the entire CPU resources. To know what IAStorDataSvc is and how to fix CPU Usage errors, 100% CPU error by IAStorDataSvc. Please read the article below.

IAStorDataSvc – Intel Storage Data Service is a system process. It is not a virus, malware, nor a dangerous application. This process saves all files and applications that are frequently used to the SSD while maintaining the access rights to those files.

This gives you access to all your favorite applications faster, improving the experience of using your computer. In addition, the Dynamic Storage Accelerator (DSA) feature of Intel Rapid Storage Technology is used to adjust the system’s power policies to increase the performance of SSDs by up to 15 percent.


If you are using an Intel processor and your computer has upgraded to Windows 10, Intel Storage Data Service is probably installed on it.

IAStorDataSvc is used to speed up file access and improve the performance and user experience of your computer. However, if your computer does not use an SSD, storing IAStorDataSvc on your computer is not required.

How to Prevent IAStorDataSvc Stop 100% Disk Error?

Normally the IAStorDataSvc process runs in the background and does not cause any errors on the computer.

However, according to the user’s feedback, when IAStorDataSvc is infected by a virus, malwarer attacks, or if the Intel Rapid Storage Technology firmware is too outdated, will cause a 100% CPU failure.

To fix the CPU Usage error, fix the CPU 100% by IAStorDataSvc you can refer to some of the ways below:

Method 1: Use Virus Removal Software, System Malware

As mentioned above, when the IAStorDataSvc process is attacked by malware, it can cause many nasty errors including 100% CPU failure.

The first solution to this problem is to use applications, antivirus software, and malware to scan and remove these viruses and malware from the system.

Some anti-virus software, effective malware such as Kaspersky, Avas, Avira, ….

Method 2: Reinstall Intel Rapid Storage Technology

If the cause of the error is not due to IAStorDataSvc virus or malware attack, you can try another way is to reinstall Intel Rapid Storage Technology.

First press the Windows + R key combination to open the Run command window. Then enter appwiz.cpl in the Run window and press enter to open Windows Programs & Features.

Find and right-click Intel Rapid Storage Technology, select Uninstall.

After the Intel Rapid Storage Technology removal process is finished, restart your computer.

The next step is to find and download the latest Intel Rapid Storage Technology release and installation: Download Intel Rapid Storage Technology

Note: Download the setuprst.exe file.

Alternatively, manually update the driver.

Install Intel Rapid Storage Technology and reboot your computer, then check Task Manager again to see if the problem still exists.

Option 3: Uninstall Intel Rapid Storage Technology

If you have tried reinstalling Intel Rapid Storage Technology and the error still appears, you can try uninstalling Intel Rapid Storage Technology from the system.

Because Intel Rapid Storage Technology is a 3rd party application, uninstalling the application does not affect the system.

Press the Windows + R key combination to open the Run window, then enter appwiz.cpl in it and press Enter.

Locate and right-click Intel Rapid Storage Technology and then select Uninstall to uninstall the application.

Finally restart your computer.

Essentially, this is a shortened version of version 2 and you do not need to download and reinstall Intel Rapid Storage Technology.

When the CPU overloaded, the entire process of computer operation will be slowed down, hope the above will help you fix CPU Usage, 100% CPU error by IAStorDataSvc as well as overloaded CPU repair. If you have any comments or questions you can leave a comment.

To check the CPU temperature on your computer, there are many support tools, in which CPUID HWMonitor is the most downloaded CPU load tester tool, downloading CPUID HWMonitor to your computer to know. how the CPU temperature in your computer.

Also, to check the information about the hardware and CPU in your computer, you should use the CPU Z software, the CPU Z software to fully display the information related to the computer hardware and system. , not missing a detail.