Home Windows 10 How To Fix Service Host Local System High Disk Usage

How To Fix Service Host Local System High Disk Usage

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This is not an uncommon problem. Your CPU usage could go as high as 95% and when you check, you realize it is used up by a process called System Host Local System high disk (Network Restricted). This service host: local system high disk problem dates even to the Windows 8 times.

Other than consuming your CPU, this problem could also gulp up to 72 MB/s of your computer’s capacity to read data from the hard disk or write data to it.

There may be a few reasons for this capacity hogging process, but the main culprit is often a Windows feature called Superfetch. Additionally, this issue can also be caused by a memory leak in the non-paged pool of memory.

Checking service host local system high disk

If you are curious to know if you are having the service host local system high disk problem, you may take a look at your task manager.

Under the Processes tab, search for service host. You should then check to see the corresponding CPU usage. In the image below the usage is at 0% which is perfect.

service host local system high disk

If the percentage associated with your service host processes is high and is reflected in a very high CPU usage percentage, then one will have to address the matter promptly and try a fix.

How to Fix service host local system high disk usage

There are 3 methods to correct this which I will explore with you.

  1. Directly disable Service Host Local System tasks
  2. Disable Backup Intelligent Transfer Service
  3. Disabling Superfetch

Directly disable Service Host Local System tasks

The first step is to open up the task manager. Ensure that the Service Host: Local System is expanded to enable one to see what items are using more disk, CPU or memory.

Next, after you have observed the processes hogging excess CPU, right-click on them one by one and select End Task.

service host local system high disk

This step should be repeated for any items that you suspect of hugging CPU resources. While you end the task keep an eye on the CPU, disk or memory tabs, see if the percent number is decreasing.

Disable Backup Intelligent Transfer Service

Open the Windows Task Manager, click the Services tab.

On the Services window, at the bottom, you will find the “Open Services” button. Just click on it.

service host local system high disk

In the window that Opens, Find the service called Background Intelligent Transfer Service there. Right click on it and click Stop.

service host local system high disk

Disabling Superfetch

This is the most likely cause of this problem. To disable Superfetch click here and follow a detailed procedure on how this service is disabled.

Conclusion

This like many computer issues you will have can be fixed with a few clicks. So while the issue arises, don’t panic or think your computer is on the verge of exploding. Just take a few minutes, follow these steps and you will have your system back to mint condition again.

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