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Service Host Local System High Disk, Memory and CPU

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For many users, service host local system high disk is a real frustration as it can affect PC performance. No matter whether you use Windows 7, 8 or 10, this issue can occur at any time. But the good news is that we are going to help you fix it.

In this article, we are going to reveal multiple options to fix service host local system high disk issue. You can go through all these methods and find the best one that matches your scenario. Some of the ways fix the issue temporarily, and some methods can fix it permanently.

Whenever you notice Service Host process, that might be consuming a substantial amount of resources of your computer. By accessing task manager, you can have an idea about the amount of resources Service Host utilizes. If it takes an excessive amount of resources, you should do something to stop the service. Otherwise, that might affect the whole processing speed of the computer. In fact, Service host local system high disk can exist in CPU, disk, and memory or excessive network bandwidth.

Introduction to service host local system high disk

You can press Ctrl + Alt + Del to access the Task Manager without any issue. The “Process” tab will be automatically selected. You can then scroll down to find various processes that are related to Service Host. For instance, you can see options like Service Host: Local Service, Service Host: Network Service, etc. As per the things we already know, service host local system high disk can make your system to run really slow. Well, what makes this process to consume such a large amount of memory? Let’s find it out.


In simplest terms, Service Host: Local System comes as a collection of processes that runs in the system. You can also call it a generic service hosting container. This bundle or processes include tasks like Windows Auto Update and other system services. To run these updates and other services, it requires a lot of system resourced. That is exactly why Service Host functions taking up a substantial amount of RAM, disk and memory capacity. You can notice that it takes an increased amount of resources, particularly after a Windows 10 update.

What are the solutions to service host local system high disk, memory & CPU usage?

As we mentioned earlier, there are multiple solutions to address this issue. From this point onwards, let’s see how to solve this issue using those methods.

Method 1: Optimize the system and restore hard drive health

To begin the process, you should download the program named EaseUS Partition Manager on the computer. Then, you should get it installed and launched.

Then, you will have to follow the procedure as mentioned below. It can also help fix these issues for you: WSAPPX high CPU, Stuck with 0x80070422 error, or there was a problem resetting your pc.

To address potential errors related to hard disk

a) Launch EaseUS Partition Manager on the computer. You can then locate the disk and right-click on the partition that needs to be checked. On the popup menu that appears, you should select the option “Check File System“.


b) When the File System Window opens, you should select the option labeled “Try to fix errors if found“. Then, you should click on the option “Start“.

c) Now, the software itself will start to perform a check on the partition file system of the disk. At the completion of the check, you can press “Finish“.

d) Now, the software will perform an automatic check on the potential hard drive errors and system file errors.

To remove redundant network data, system logs and files

a) Click on the option “System Optimize” located under the Tools of “EaseUS Partition Master”.

b) Click on the below-mentioned options one after the other.

  • Junk File Cleanup
  • Large File Cleanup
  • Disk Optimization

It will help you to get rid of potential errors associated with the above aspects.


Method 2: Disable Service Host Local System directly

Here’s how to disable the service host local system directly.

a) Go to Task Manager by pressing Ctrl + Alt + Del and go to Service Host: Local System. This will give you an insight about the processes that are eating up disk, CPU, and memory.

b) When the troubling items are identified, you can easily eliminate them by right-clicking and selecting “End Task“.

c) You can repeat the above process to get rid of all the tasks that are troubling the performance.

d) When the items are identified, you can right click on them and select the option labeled “Open Services”.

e) You can now go through the services available on Task Manager. Then, you should find the service under the same name to right click on it. You can then click on “Stop”.

f) After finding the troublesome service, you can double-click on it. Then, you can expand the option Startup type menu and disable it. After that, you should click on Apply and press OK to complete the process.


Method 3: Find Backup Intelligent Transfer Service and disable it to fix service host local system high disk

a) Go to Windows Task Manager (you already know how to do it) and click on “Services“.

b) On the Services window, you should go to “Open Services” option and click on it.


c) You will then find a new window that displays a large range of services. On this window, you should find the option “Background Intelligent Transfer Service”. Then, you should right click on it and press “Stop”.


Method 4: Disable Superfetch Service

a) Press and hold Windows key and “X” simultaneously. This option will open up a new menu where you can find Command Prompt. Click on it.

b) Once the command prompt is opened, you can type “net.exe stop superfetch“. Then, you should press Enter key to disable the service.


Method 5: Disable the Automatic Updates

You can try disabling automatic updates and check if it solves the service host local system high disk issue. To do that, you should follow the steps mentioned below.

a) Use the key combination “Windows + R” to open up the “Run” dialog. Then, you should key in the phrase “services.msc” and hit Enter.

b) You will see a Window opens up with a range of services to select. Navigate to find the option “Windows Update Service“.

c) Double click on the option Windows Update service and then you will see a new window opens.

d) Find the option Startup type under General. Then click on “Disabled” located on the drop-down list. Then, you should click on OK to apply the changes you have made.

e) Now that you have disabled the Windows update permanently go to Method 02. End the task “Service Host: Local System” there.


Method 6: Update the drivers

Suppose that none of the above options work, you should try updating the drivers as well. That is because this issue can occur as a result of an old device driver.

To make it happen, you can set drivers to update automatically to the latest version. To make it easier, we recommend you a tool like Driver Easy.

With the assistance of Driver Easy, you can update the drivers pretty conveniently. In fact, this software does all the hard work for you simply by finding and updating the drivers. You don’t even need to know the version of your OS if you use this software. Driver Easy can scan for the drivers pretty fast and update them automatically.

This handy software tool comes as a free version and a pro version.

Here’s what you should do with Driver Easy

a) First, download and install the software Driver Easy.

b) Launch the program now and click on the option “Scan Now“. The program will now scan for all the outdated and problematic drivers.


c) Once the scanning is done, you can click on the button labeled “Update“. Then, you will see that the drivers are automatically downloading and updating. This option is available on free version as well.


d) If you use the Pro version, however, you can click on the option “Update All“. This will fix all the driver issues with a single click operation.

Well, that is how to fix service host local system high disk and get your PC repaired. You can go through the list once again and find the most appropriate option for you. However, as we believe, the very first option should fix the issue straightforwardly. Click to recover unsaved or deleted word document if you just happen to need it.

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