13
votes
3answers
11k views

Why is the CPU usage reported by top in Linux over 100%?

I've seen the CPU usage go over 100%. How is this possible? Is it because I have four CPU cores, so 100% isn't really the max? Also, when a program does this, what else can I do in top besides using ...
1
vote
3answers
119 views

Resources of minimized programs in Linux

When a program is minimized to the taskbar in Linux does it use less resources?
3
votes
2answers
1k views

Where is my CPU usage going?

My Ubuntu 10.04 Lucid virtual machine is saying it's at 100% CPU usage... but all I'm running is Thunderbird. According to top, CPU usage should be ~25.9%... How do I interpret this conflicting output ...
2
votes
2answers
1k views

Alternative to Rhythmbox that's light on CPU

I'm running Ubuntu Lucid on my netbook, and I like listening to music while doing other stuff. Problem is: Rhythmbox is constantly consuming 7-9% of my CPU while it's playing. Now, 9% might not seem ...