I am having problems when I use Yahoo Mail not responding as usual. I opened the "Windows Task Manager" and chose the 'Performance' tab to view the CPU % usage. I noticed that when I toggle between my Yahoo mail and Hotmail mail accounts - Yahoo spikes to 100% and stays between 80...
You might be spiking the CPU due to heat caused by dust build up in the computer. Take the cover off and clean the fans and blow the dust out with canned air. Leave the cover off and turn it on and see if it spikes. Make sure the CPU fans is running to keep it cool.
When it is, I notice that IE8 is using 100% cpu.
Using sysinternals process explorer I discovered the thread using all the cpu in IE8 has Flash in the stackwalk.
High CPU Usage 100% – Bad Registries in Windows 7/8. Registry is the lifeblood of your computer. It stores every information and settings of your OS, software and applications, etc in a single place.
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Check your usage.
At my work computer, when I go to Yahoo Mail, the CPU Usage goes extremely high (over 50%), and causes me to be unable to load any web pages at all.
pfsense 0.69.10 still causes 100% CPU usage after clearing Firewall Log and syslogd process uses more than 90% of this.
This website is being suspended for HIGH CPU usage. This means that hosted website will not be available for the next 24 hours until the CPU limit resets.