How to Fix Service Host Local System High Disk Usage

service host superfetch

Windows normally gets into performance issues after a certain period of usage. However, the decline in the performance happens a little bit faster than the expected duration. High CPU usage and Disk usage is one of the common issues occurred by System Host: Local System. Windows 8 and Windows 10 come with the advanced feature “System Host: Local System” and it can cause high CPU usage up to 90% and disk usage up to 100%. We have solved the high CPU usage by various programs, services, Windows functions, and more. The knowledge and data gathered from the problems can help you resolve the issue.

The culprit seems like “System Host: Local System” but it is a spoke on the wheel. We have to identify the wheel and stop it, or the problem persists even if you solve the issue. Any Windows service can cause the issue of high CPU and Disk usage, and it is extremely important to identify the main culprit. There are many contributing factors for the high usage CPU, and we are going to suggest you official methods to solve the issue.

In case, if you do not want to go through the steps, then a program that keeps every balanced can resolve the issue.

1. Process Lasso

The software company Bitsum developed a program called “Process Lasso,” and it did not help us wonder if it even works or not. In the market, there are so many useless products that claim to boost your computer performance has disappointed us many times. However, after we have tried it for a few weeks, then it has become our daily driver.

Process Lasso is an advanced Windows program, and it an unrated performance booster. The ultimate feature of the program is that it works as they claimed on the website. Windows has an algorithm of priority, and it decided which program, function, service, and file should start first.

The algorithm has Low, Mid, and High priority feature and it decides the how much CPU & Disk usage the function wants to consume.

Step 1: Download Process Lasso & Install it like any other Windows program. It does look a little complicated, but do not play around with the options.

Step 2: It automatically starts adjusting the priority of the services, and functions that affecting the performance.

Service Host Local System High Disk Usage

Step 3: The program runs in the background, and you can open it in the notification tray.

It constantly runs in the background, and it will automatically balance the performance. It will change the HIGH priority to Normal priority to maintain the performance. Do not worry about the unresponsive computer, slow performance, or slowly opening programs because the overall performance does not get slow down. The program will ensure that you have a smooth experience and it will reduce the HIGH CPU usage and HIGH DISK usage.

Note: Do not play around with the options. Every settings and option set as default, so no additional setting is required.

Download Process Lasso

2. Disable the Superfetch service

The Windows has an interesting service called “super fetch” and disabling the service can put an end to the performance killing function.

Step 1: Windows key + S, and type “RUN” and click on the first result. The Run is a windows program that enables you to open functions with codes directly, and it eliminates the manual work.

Step 2: Now, a small dialog open on at the bottom, and type “services.MSC” and hit enter.

Step 3: Another window will open, and you have to scroll until you find “Superfetch.” Do not forget that services are in alphabet order, so follow the alphabet.

Step 4: Select the service by left-mouse click, and right-mouse click to open more options. You have an option to stop the service finally. The stop dialog appears on your screen, and it takes a few seconds to complete the task.

Step 5: Do not celebrate yet because it will re-open the next time you turn on the computer. We have to disable it permanently. Select the service by left-mouse click again, and right-mouse click to open more options. At the second bottom, you have “properties” and open it.

You can select “disable” from the drop-down menu, and click on “Apply” and “OK” to make the changes. The Superfetch service officially disabled, and you can enable it by repeating the same steps. Do not panic when your machine behaves strangely because disabling this function does not have any adverse impact on the computer.

3. SFC – System File Checker

The operating system official developers have added “system file check,” to check for corrupted & broken system files. In Windows 10, the SFC enables you to wipe out the bad sectors, and repair them in a few minutes. It is an advanced tool that identifies the problems and fixes them in a few minutes.

Step 1: First, press Windows key + X, and select “Command Prompt (admin)” and “Windows Powershell (admin).” The Microsoft decided to replace the command prompt with the Powershell, and the CMD (command prompt) is available in the latest edition of Windows.

CMD - 1

Step 2: Now copy and paste the “sfc /scannow” in the command prompt and hit enter. The function begins to scan for the bad system files, and it consumes plenty of time. The function begins to scan thousands of bad files and verifies them if they are broken, fine or corrupted.

CMD - 2

Step 3: By now the problem should get resolved after a restart. In case, if the problem persists, then you can run another command in the command prompt or PowerShell “DISM /Online /Cleanup-Image /RestoreHealth,” and once the process is completed, then restart the PC.

Did this Article Help?

High CPU usage and disk usage is fixable only when you identify the culprit. However, the issue resolves with the help of Process Lasso. We are using the program for six months, and it will get you out of the high CPU usage and disk usage situation. Let us know your suggestions and feedback in the comment section below.


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