[English] Debian Almquist Shell (dash) dstat Usage: Monitor system resources in real-time

Overview

The dstat command is a versatile tool used to monitor system resources in real-time. It combines the functionality of various monitoring tools and provides a comprehensive overview of system performance, including CPU usage, memory consumption, disk activity, and network statistics.

Usage

The basic syntax of the dstat command is as follows:

dstat [options] [arguments]

Common Options

• -c: Show CPU statistics.
• -d: Display disk statistics.
• -n: Show network statistics.
• -m: Monitor memory usage.
• -t: Include a timestamp in the output.
• --help: Display help information about the command and its options.

Common Examples

Here are some practical examples of using the dstat command:

1. Basic CPU and Disk Usage Monitoring

   dstat -cd
   

2. Monitor CPU, Memory, and Network Statistics

   dstat -cnm
   

3. Display All Available Statistics with Timestamps

   dstat -tcdmn
   

4. Monitor Disk Activity Only

   dstat -d
   

5. Run dstat for a Specific Duration (e.g., 10 seconds)

   dstat 10
   

Tips

• Use the -t option to include timestamps, which can help correlate events with system performance.
• Combine multiple options to get a more comprehensive view of your system’s performance.
• Consider redirecting the output to a file for later analysis, using dstat > output.txt.
• Use --help to explore additional options and customize the output to your needs.