Iostat

iostat is a powerful Linux system monitoring utility used to monitor CPU usage and disk input/output (I/O) device performance in real time.

Key Features of iostat:

• Open-source system monitoring utility provided through the sysstat package.
• Displays CPU utilization and disk read/write performance statistics.
• Helps identify storage bottlenecks and system performance issues.
• Supports real-time monitoring of disks, partitions, and CPU activity.
• Widely used by Linux system administrators, DevOps engineers, and server administrators.
• Compatible with Linux distributions including Ubuntu, Debian, CentOS, and Red Hat.

iostat Usage:

$ sudo su
$ cd /opt
$ iostat -V
  

Disclaimer:
iostat is part of the open-source sysstat package maintained by the Linux open-source community. It is commonly used for server monitoring, performance analysis, and troubleshooting system resource usage. Users should review official Linux documentation and configure monitoring tools properly before deploying them in production environments.