1. Mac Os Terminal Monitor Network Traffic
  2. Mac App Network Monitor

Close unresponsive apps and processes

In the Activity Monitor app on your Mac, click Network (or use the Touch Bar). Click the pop-up menu above the graph at the bottom of the window, then choose Packets or Data. See also Use the Touch Bar.

When your system is acting sluggish or simply not responding, an app or process may be the source of the problem. You can use Activity Monitor to locate the troublesome app or process and force it to quit.

See how much energy your Mac is using

You can find out how much energy your Mac is using, and see which apps or processes are using the most energy.

See real-time CPU, network, or disk status in the Dock

Mac Os Terminal Monitor Network Traffic

It’s easy to keep an eye on your system status without even looking at the Activity Monitor window—you can monitor your CPU, network, or disk usage as a live graph right in the Dock.

To explore the Activity Monitor User Guide, click Table of Contents at the top of the page, or enter a word or phrase in the search field.

Activity Monitor User Guide

View network activity in the Activity Monitor window or in the Dock.

View network activity in the Activity Monitor window

  • In the Activity Monitor app on your Mac, click Network (or use the Touch Bar) to see the following in the bottom of the window:

    • Packets in, Packets out: The total number of packets received and sent.

    • Packets in/sec, Packets out/sec: The speed of information being transferred (in packets per second). This number can be displayed in the graph.

    • Data received, Data sent: The total amount of information moved (in megabytes).

    • Data received/sec, Data sent/sec: The amount of information moved over time (in bytes per second), also called throughput. This number can be displayed in the graph.

  • To display more columns, choose View > Columns, then choose the columns you want to show.

View network activity in the Dock

  • In the Activity Monitor app on your Mac, choose View > Dock Icon > Show Network Usage.

Select the type of activity displayed

Mac App Network Monitor

In the Activity Monitor window, you can change the type of data displayed in the network activity graph. The type of data you select is shown in the Activity Monitor window and in the Activity Monitor icon in the Dock.

Network
  1. In the Activity Monitor app on your Mac, click Network (or use the Touch Bar).

  2. Click the pop-up menu above the graph at the bottom of the window, then choose Packets or Data.