There can be many different causes for this problem. Yes, it is often the system itself causing this problem. Yes, it is often SVCHost.exe, because that is a "host" program used by Windows to run other programs.
2018 01 04- Top 10 Ways to Fix High CPU/RAM/Memory Usage after Windows 10 Update– HD100% (SPIN) CPU100%
https://www.drivethelife.com/windows-10/fix-high-ram-cpu-memory-usage-after-windows-10-update.html
Many users reported that RAM and CPU usage went up after installing Windows 10. The detailed situations of this
Windows 10 high RAM/CPU memory usage issue are like that
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1 Registry Hack
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2 Utility to fix Driver issue
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3 Manual fix for Driver Issue
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4 Adjust Performance settings
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5 Check Task Manager for RAM use
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6 Disable unneeded Programs at startup
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7 Defrag HD
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8 Close apps
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9 Virus scan system
. 10 Restart Computer
2018 10 06- 10 Tips to Fix 100% Disk Usage & Improve Windows Performance - HD100%
https://www.makeuseof.com/tag/4-tips-fix-100-disk-usage-improve-windows-performance/
- Check Your Anti-Virus Software
- Disable Windows Search for Improved Disk Performance
- Disable Superfetch Service
- Could It Be Flash?
- Is Skype Eating Disk Resources?
- Resolve PCI-Express Firmware Bug
- Disable Diagnostic Tracking in Windows 10
- Windows Update Can Cause High Disk Usage
- Reset Your Virtual Memory
- Activate High Performance Mode
2017 01 25- fix HD100% Disk Usage in Windows 10
http://www.thewindowsclub.com/fix-100-disk-usage-windows-10
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Uninstall non MS Browsers and Addins in IE / Edge
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Run Chkdsk
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Disable Windows Defender Cloud Based protection
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Disable Windows Search
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Disable printer spooler service
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Update device drivers
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Run SFC
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Run DISM
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run the Performance Troubleshooter.
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Refresh / Re-install Windows …
Win10 HD100% Use (spin) Problem
https://www.kapilarya.com/fix-windows-10-100-percent-disk-usage-problem
<snip>
In the Task Manager, under Performance tab, the disk utilization reaches to 100% due to which system became lagging and unresponsive. It started freezing in few moments and this keeps happening until disk usage reduces
from 100%.
Control panel > Power Options > Edit Plan Settings > Change Advanced Power Settings > Processor Power Management > Maximum Processor state.
Also, once I start Chrome 64, it uses lots of cpu and ram to do absolutely nothing.
</snip>
2015 08 16- Fixing HD100% usage (spin) in Windows 10 with Chrome and Skype running
https://answers.microsoft.com/en-us/windows/forum/windows_10-hardware/how-to-fix-100-disk-usage-in-windows-10/7c5c979b-0ed0-4855-b9b8-05b9499533e2?auth=1
This is caused by a common combination of Skype as well Google Chrome. Similar issue with other programs could also cause 100% disk usage. To fix this do the following
How do I stop this constant disk activity? (spin)
http://ask-leo.com/how\_do\_i\_stop\_this\_constant\_disk\_activity.html
I Have Constant Disk Activity (Spin) and I Don’t Know Why. How Can I Tell What Program Is Doing It?
https://askleo.com/i_have_constant_disk_activity_and_i_dont_know_why_how_can_i_tell_what_program_is_doing_it/
Read More – Several links for 100% High CPU / RAM / FAN
https://www.groovypost.com/howto/stop-whats-revving-your-cpu-fan-constantly-in-windows-10/
Top 10 Ways to Fix High CPU/RAM/Memory Usage after Windows 10 Update
https://www.drivethelife.com/windows-10/fix-high-ram-cpu-memory-usage-after-windows-10-update.html
Fix Windows 10 High Memory Usage/Leak after the Creators Update
https://www.drivethelife.com/windows-10/fix-high-memory-usage-leak-windows-10.html
Fix WMI Provider Host High CPU Usage after Windows 10 Creators Update
https://www.drivethelife.com/windows-10/wmi-provider-host-high-cpu-usage-windows-10-creators-update.html
Fix Computer Fan Noise Due to High CPU Usage on Windows 10
https://www.drivethelife.com/windows-10/fix-computer-fan-noise-high-cpu-usage-windows-10.html
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