1. Top – Linux Process Monitoring

Linux Top command is a performance monitoring program which is used frequently by many system administrators to monitor Linux performance and it is available under many Linux/Unixlike operating systems. The top command used to dipslay all the running and active real-time processes in ordered list and updates it regularly. It display CPU usageMemory usageSwap MemoryCache SizeBuffer SizeProcess PIDUserCommands and much more. It also shows high memory and cpu utilization of a running processess. The top command is much userful for system administrator to monitor and take correct action when required. Let’s see top command in action.

# top
Top Command Example
Top Command Example