User-defined Playground

USE Practice Playground

Practice Linux USE-method investigations against randomized host-level scenarios. It already has the [use-tool](https://github.com/lpmi-13/use-tool) installed, so you can begin with that, or just run a free-form investigation.

Startup configuration
lab-01
USE Practice playground: Practice Linux USE-method investigations against randomized host-level scenarios.

It already has the [use-tool](https://github.com/lpmi-13/use-tool) installed, so you can begin with that, or just run a free-form investigation.

This playground features a ready-made random load generator that you can use to run through the various stages of Brendan Gregg's USE Methodolgy.

It analyzes the load across 4 different resources:

  • cpu
  • memory
  • disk
  • network

It's a bottom-up approach, exploring whether any of those resources are experiencing the following

  • high Utilization
  • Saturation
  • Errors

and it can be done very quickly with existing linux tooling like:

  • uptime
  • free
  • vmstat
  • mpstat
  • sar
  • cat /proc/*
  • iostat

...etc

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