CPU load

One important thing to check on your Linux box, is the CPU utilization, specially if usually compile software, or if you have server applications running on your PC. One good tool to check this is: htop, which will show you a lot of useful information, the important data is the load average, that will show you if you are having processes waiting for the CPU or not.

the three numbers shows your the load average in the last 1 minute, 5 minutes and 15 minutes, so you will also see the trend of the CPU usage, and now how much is good and how much is overloaded?