Performance Monitoring Guide

This guide contains information about tools that you can use to monitor the performance of your SmartMachine.

Understanding Load Averages in uptime

In this video Brendan Gregg talks about the 1, 5 and 15 minute load averages as reported by tools such as uptime and prstat, explains in detail how they work on Solaris-based operating systems including SmartOS, and reveals why they aren't really 1, 5, and 15 minute averages.

Using mpstat

In this series of videos, Joyent engineer Brendan Gregg discusses how to use mpstat, a performance tool used in Solaris-based operating systems, including Solaris 10, SmartOS, Illumos that shows the health of the CPUs on multi-processor systems.

Using vmstat

In this series of videos, Joyent engineer Brendan Gregg discusses how to use vmstat, a performance monitoring tool that gives an overall view of the health of Unix-like operating systems such as Joyent's SmartOS.