If you want a quick and easy method to max out the usage of a CPU core, just use yes:
When I want to know where an executable is, I use which like so:
wc -L shows the length of the longest line in a file.
Have you ever been working in the terminal and found yourself repeating the same command many times? Delegate that work to the computer.
vmstat allows the user to monitor virtual memory statistics such as processes, memory, paging, block IO, traps , disks and cpu activity.