How to fix Services Host Local system high disk usage. Service host local system high disk usage is an error that usually occurs to users of Windows 8, 8.1 and 10. Users reported that up to 95% of their CPU/ memory and 72 MB of their computer’s ability to read and write data to its hard disk drive have been used by a process known as System Host: Local System (Network Restricted). The error may be caused by a memory leak in the non-paged pool of memory.
How to fix Services Host Local system high disk usage
Solution 1. Disable Superfetch/ Prefetch
“Service host local system high disk usage” could be caused by a Windows application, such as Superfetch/ Prefetch. This application eats too much of your disk read and writes, especially if you are using a Hard disk drive.
To fix this, you could disable it (see instruction below) or upgrade your disk to a Solid state drive. Solid state drive, has higher read and writes compared to a hard disk drive. Therefore, Windows application that runs in the background will be unnoticeable.
To Disable Superfetch
Option 1. Using Windows Start Search (Windows 8.1 and 10)
See this link here for a youtube video on how to disable Superfetch
- Click Windows Start, then type Services and then press Enter key.
-
Services Host Local system high disk usage - In the Services window, look for Superfetch.
- Right-click Superfetch, then select Properties.
- in the Superfetch Properties window, select Disable in Startup type.
- Click Apply and then OK.
- Restart your computer.
Option 2. Using Task Manager (Windows 8, 8.1 and 10)
- Open Task Manager by pressing CRTL ALT and DEL.
- Click the Services Tab and click Open Services.
- In the Services window, look for Superfetch.
- Right-click Superfetch, then select Properties.
- in the Superfetch Properties window, select Disable in Startup type.
- Click Apply and then OK.
- Restart your computer.
system process high disk usage: How to fix High “system” process disk usage .I am having this issue from yesterday. My computer suddenly slow down. I went to task manager and saw system process at top of task manager window. I tried lot of stuff and did not work. I updated windows some days ago. I need help ASAP cause I use this computer for class.
Fix via Disable Superfetch Service
Just press windows + R.
Now type services.msc” command.
now find “Superfetch”.
Edit Superfetch clicking on property.
Now “Stop” for stopping the service superfetch service.
Superfetch to be Disabled
and apply
The same question System high disk usage,:
Antimalware Service Executable High Disk, memory and CPU usage after 2018-03 updates
Just did update yesterday 2018-03 updates and suddenly antimalware service executable takes all my disk, memory and CPU too high up to 100% every minute until now and Virus threat protection keeps coming out eventhough i’m not doing a scanning. This just happen AFTER the updates. Any idea
Method :
Antimalware Service Executable is one of the background-running services in Windows Defender. Antimalware Service Executable is running to scan the malware and spyware when you access them. It will detect if there’s anything harmful on your PC Aside from that, it also takes a background scan of your system for any viruses or worms. Its scanning relies heavily on your computer’s CPU, that’s why you find it’s eating the CPU usage on your Windows 10. To get this sorted, I suggest to follow the steps below:
Method 1: Change Windows Defender’s schedule
The error is mainly due to its real-time protection feature. Kindly follow the steps to change Windows Defender’s schedule to fix it.
- On your keyboard, press the Windows logo key and R at the same time to invoke the Run box. Type taskschd.msc and press Enter.
- Double-click on Task Scheduler Library > Microsoft > Windows.
- Double-click Windows Defender in Windows. Then double-click Windows Defender Scheduled Scan.
- Uncheck Run with highest privileges.
- Uncheck all the items in the Conditions section. Then click OK.
Method 2: Add Antimalware Service Executable to Windows Defender exclusion list
- On your keyboard, press the Windows logo key and I at the same time to open the Settings window.
- Click Update & security.
- Click Windows Defender. Then click Add an exclusion in Exclusions.
- Click Exclude a .exe, .com or .scr process
- Type MsMpEng.exe. Then click OK.
Restart your PC and see if the issue persists.
Method 3 system process high disk usage
If you are facing such an issue, here are a few troubleshooting steps that may help you resolve the issue. Create a system restore point first and then go through the entire list and decide which one or more of the suggestions you want to try.
- Uninstall 3rd-party browsers
- Run Chkdsk
- Disable Cloud-based protection in Windows Defender
- Disable Windows Search Indexer
- Disable Print Spooler Service
- Adjust the Visual Effects
- Update Device Drivers
- Run SFC & DISM
- Run the Performance Troubleshooter
- Upgrade your firmware or upgrade your RAM
- Use Refresh Windows Tool
- Examine System Health Report
- Troubleshoot using Process Tamer
- Is Message Signaled Interrupt enabled?
- Turn off Windows write-cache buffer flushing on the device
Feel free to post back should you have further concerns.
Disabled and stopped Superfetch in Services
The way I do this is to go to Control Panel>Administrative Tools>Computer Management>Services and applications>Services and set Superfetch and Windows Search to disabled. They should remain disabled even after restart.
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