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Reconfiguring a LXD Server

Throughout the lifetime of a LXD server, we will undoubtedly come across moments when our current configuration is no longer working for us. Luckily, LXD provides a number of options for updating our LXD configuration with only a few commands. In this hand-on lab, we'll make some adjustments to the provided LXD server to ensure it suits our needs.

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Lab Info
Level
Beginner
Last updated
Aug 03, 2025
Duration
15m

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Table of Contents
  1. Challenge

    Set the HTTPS Address

    To set the HTTPS address so our server is available over the network, we can use:

    lxc config set core.https_address 10.0.1.100
    
  2. Challenge

    Set 24-Hour Image Updates

    Enable auto-updates:

    lxc config set images.auto_update_cached true
    

    Then set them to run every 24 hours:

    lxc config set images.auto_update_interval 24
    
  3. Challenge

    Set the Compression Algorithm

    Change the compression algorithm for images to bzip2:

    lxc config set images.compression_algorithm bzip2
    

    We can check our work with:

    lxc config show
    
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