How do I check my CPU usage on top of Linux?
How To Check CPU Usage from Linux Command Line
- top Command to View Linux CPU Load. Open a terminal window and enter the following: top.
- mpstat Command to Display CPU Activity.
- sar Command to Show CPU Utilization.
- iostat Command for Average Usage.
- Nmon Monitoring Tool.
- Graphical Utility Option.
What is CPU load in top command?
CPU load is the number of processes which are being executed by CPU or waiting to be executed by CPU. So CPU load average is the average number of processes being or waiting executed over past 1, 5 and 15 minutes. So the number shown above means: load average over the last 1 minute is 3.84.
How to monitor CPU usage in Linux / Unix?
Use the linux top command sort by cpu usage In the following example, we will use the linux top monitoring command to sort by CPU usage. top Sort by CPU in descending order ➜ ~ top -o +%CPU
What does the top command in Linux mean?
Linux “top” command: What are us, sy, ni, id, wa, hi, si and st (for CPU usage)? While I know the definitions of each of them (far below), I don’t understand what these tasks exactly mean. hi – what does servicing hardware interrupts mean?
What’s the percentage of CPU in top command?
By default, top displays this as a percentage of a single CPU. On multi-core systems, you can have percentages that are greater than 100%. For example, if 3 cores are at 60% use, top will show a CPU use of 180%. See here for more information. You can toggle this behavior by hitting Shift i while top is running to show the overall percentage…
What does the CPU stand for in Linux?
CPU stands for Central Processing Unit, or processor. The processor is the chip responsible for all the calculations done by a computer. It makes sense that you’d want a toolset to monitor CPU utilization in Linux from the command line. This guide will walk you through several options to check Linux CPU usage.