What is service host superfetch

What is Superfetch? Can I disable the Superfetch service host? And how to disable it? Cheông xã the overview first & then see the details.

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Workable SolutionsStep-by-step Troubleshooting
What is Superfetch?Superfetch is part of Windows Vista and onwards. This technology allows Windows OS to manage...Full steps
Fix 1. Disable SuperfetchUse three ways khổng lồ disable Superfetch: Command Prompt, Registry Editor, and Services...Full steps
Fix 2. Fix with TroubleshootingGo to lớn Control Panel, choose View by Category, cliông chồng System and Security. Click Security and...Full steps
Use a không tính tiền partition managerYou can enhance your PC and system performance and using a miễn phí partition manager...Full steps

Have you ever meet this situation: "Your PC runs into a problem that it couldn"t handle, and the disk usage is nearly 100 percent, which is caused by Service Host: Local System."


This article tells you how to lớn khuyễn mãi giảm giá with this bad situation. Before we start to fix the high disk usage problem, we must know what the Service Host is & Service Host Superfetch lớn get a better understanding of your problem.

What Is the Service Host and Service Host Superfetch

Service Host

Svchost.exe is a generic host process name for services that run from dynamic-link libraries. Microsoft started changing much of the Windows functionality from relying on internal Windows services (which ran from EXE files) khổng lồ using DLL files instead. From a programming perspective sầu, this makes the code more reusable and arguably easier to keep up khổng lồ date. The problem is that you can"t launch a DLL file directly from Windows the same way you can an executable file. Instead, a shell that is loaded from an executable file is used to lớn host these DLL services. And so the Service Host process (svchost.exe) was born.

Windows requires a lot of services. If every single service ran under one Service Host process, a failure in one service could potentially bring down all of Windows. Instead, they are separated out. Services are organized inlớn logical groups that are all somewhat related, & then a single Service Host instance is created lớn host each group. 

Service Host Superfetch

Superfetch is part of Windows Vista & onwards. This technology allows Windows OS lớn manage random memory so that your apps can persize efficiently.

It helps third-buổi tiệc ngọt apps and critical Windows components khổng lồ exexinh tươi comtháng tasks quickly. To achieve sầu this, Superfetch stores & reads data for regularly used apps directly from RAM instead of resorting khổng lồ the hard drive sầu.

Superfetch is like drive caching. It copies all your commonly used files to RAM. This allows programs lớn boot faster. However, if your system doesn"t have sầu the lachạy thử hardware, Service Host Superfetch can easily cause high disk usage. High disk usage due lớn this service isn"t always a problem. It"s how this service works to lớn optimize your system performance.

If you"re using Windows 10 và you find that Service Host: Local System is taking much of your CPU, Disk or Memory usage, you"re not alone. Many Windows users are reporting this problem as well. But no worries, it"s possible lớn fix it. Read the tried và true solutions below khổng lồ fix your high disk usage right now.

1. Fix Service Hosts Superfetch High Disk Usage via Disabling

SuperFetch decreases the boot time & make must-load programs more efficiently. However, it has been identified as a potential cause of disk performance issues in Windows 8 and later versions of Windows, including Windows 10. Here"s how to lớn stop this service. 

Method 1. Disable Superfetch in Windows Services 

Step 1. Press Windows + R or alternatively, type Run in the Windows 10 search box. Type services.msc inkhổng lồ the "Open" box & cliông xã the "OK" button.

Step 2. Now find "Superfetch". Right-cliông chồng it > select "Properties" > clichồng "Stop" on the pop-up windows > clichồng "Disabled" from the "startup type" drop-down menu. 


Method 2. Disable Superfetch with Commvà Prompt

Step 1. Click on Start & search for Command Prompt, right-click on it and cliông chồng "Run as administrator" then clichồng "Yes" lớn continue.

Step 2.

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Type net.exe stop Superfetch and press Enter. 


Step 3. If the commvà above sầu isn"t valid, try net.exe stop sysmain instead.

Wait for a few minutes and see if your computer starts performing better. Or check your computer"s disk usage in Task Manager. In the Processes tab, look at the % at the top of the Disk column. If it"s no longer 100%, you"ve sầu fixed the problem!

Method 3. Disable Superfetch Using Windows Registry

You can also disable the service host from Windows Registry. Follow the steps below to lớn disable service host Superfetch.

Step 1. Press the Windows + R or alternatively, type "Run" in the tìm kiếm box. Type Regedit into lớn the Open box và hit enter.

Step 2. On the Registry Editor window, navigate to HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/Session Manager/MemoryManagement/PrefetchParameters.

Step 3. Click the "Enabled Superfetch" & change its value lớn 0 to lớn disable SuperFetch. Then cliông chồng the "OK" button. 


Cthất bại the Registry Editor and restart the system to lớn see if the service host Superfetch 100% disk usage in Windows 10 is fixed. 

2. Fix Service Host Superfetch High Disk Usage With Troubleshooting

Windows Update is said to be one of the causes of abnormally high CPU or Disk usage. You can run the troubleshooter to see if it"s the culprit: 

Step 1. On your keyboard, press the Windows biểu tượng logo key & cliông chồng "Control Panel".

Step 2. View by "Category", cliông xã "System and Security".


Step 3. Cliông chồng "Security và Maintenance" > "Troubleshooting".


Step 4. Clichồng "Fix problems with Windows Update". Click Next.


Step 5. Cliông chồng "Try troubleshooting as an administrator". 


Wrap Up

We hope this tutorial has provided you with enough information about service host Superfetch high disk usage and how lớn disable it. You can now optimize your computer"s performance and bring your disk usage baông xã to lớn normal by using either the Services, Comm& Prompt, Registry Editor, or Windows Troubleshooting method. You can try any or all of them lớn solve the problem.

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Bonus Tip. How to lớn Optimize Your PC with a Free Partition Manager

In addition khổng lồ disabling Superfetch service lớn improve sầu the performance of your computer, you can also manage your disk khổng lồ improve the performance of your system. onfire-bg.com miễn phí partition manager tool offers you co/comprehensive solutions to organize and manage your partitions in Windows 10/8/7 without effort.

Wipe out all the data on hard disk permanently with one clickSupports 4K alignment on SSDs khổng lồ maximize PC performanceCheck for errors on selected partitions & fix it

Now, download & try this không lấy phí partition tool to lớn help you manage your disk và partitions without data loss. 

Chuyên mục: Công Nghệ 4.0