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svchost.exe high CPU usage - solved
I dont know when it started happening, but I was getting a CPU spike from svchost.exe on startup This lasted about 30 seconds then the CPU cooled off. I found that Superfetch was causing it. ...
The specific service under svchost.exe was UdkUserSvc causing the high CPU usage; spike.
I found that Superfetch was causing it.
By disabling Sysmain service the CPU spike seems to have been resolved
A temporary CPU spike caused by svchost.exe during startup is quite common and usually normal. svchost.exe is a generic host process for Windows services, and many system functions run under it. However, if the spike lasts longer than a few seconds or happens frequently, it may indicate underlying issues.