Packer VS s6

• Multi-Provider Support
  Packer supports a wide variety of providers such as AWS, Azure, Google Cloud, VMware, and more. This allows for flexibility and the ability to create machine images across different environments.
• Automation
  Packer automates the creation of machine images, eliminating the need for manual image configuration and reducing the potential for human error.
• Script Reusability
  Packer allows for the reuse of scripts and configuration files, enabling a consistent and repeatable process for image creation.
• Parallel Builds
  Packer can build multiple images in parallel, which can significantly speed up the provisioning process.
• Idempotency
  Packer ensures that the output machine image is always an identical result given the same input configuration, reducing the risk of inconsistencies.

Possible disadvantages

• Steep Learning Curve
  The variety of features and flexibility that Packer offers can make it complex and challenging to learn, especially for beginners.
• Limited Debugging Tools
  Packer's debugging tools are not as mature or as integrated as those found in some other DevOps tools, making troubleshooting more difficult.
• Configuration Complexity
  Complex configurations with multiple builders and provisioners can become hard to manage and maintain, leading to potential errors.
• No State Management
  Unlike Terraform, Packer does not manage state, which means users need to handle state management separately if required.
• Dependency on External Tools
  Packer often relies on external scripts and tools for provisioning, which can introduce additional dependencies and complexities.

• Modularity
  s6 is designed with a modular architecture, allowing users to pick and choose components according to their needs, offering great flexibility.
• Reliability
  It is built to be extremely reliable, focusing on keeping services running and recovering from failures promptly.
• Minimal Overhead
  s6 is lightweight, maintaining minimal overhead which makes it suitable for minimalistic systems and embedded environments.
• Cross-Platform
  s6 works across different Unix-like operating systems, providing a consistent way to manage services across various platforms.
• Active Development
  The system is actively maintained and developed, ensuring ongoing improvements and support for new features.

Possible disadvantages

• Complexity
  The modular nature can make it complex to configure and set up for new users unfamiliar with its architecture.
• Limited Documentation
  Although there is documentation available, it may not be as comprehensive or accessible as that of more widely-used systems like systemd.
• Steep Learning Curve
  Users accustomed to other init systems might find the learning curve steep when transitioning to s6, due to its unique approach and design.
• Community Size
  The community around s6 is relatively small compared to more popular init systems, which might result in fewer community-driven resources.
• Compatibility
  Not all third-party packages or distributions support s6 out of the box, potentially requiring additional effort for integration.

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• Introduction to Top Open Source Virtualization Tools
  www.getfilecloud.com · Aug 2014

  Packer is notably light, high performing, and operates on every major operating system. It assembles and configures all the necessary components for a virtual machine then creates images that run on multiple...

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• Failed to connect to the host via SSH on Ubuntu 22.04

  If you have just upgraded to Ubuntu 22.04, and you suddenly experience either errors when trying to ssh into hosts, or when running ansible or again when running the ansible provisioner building a packer image, this is probably going to... - Source: dev.to / about 4 years ago

• Create a minimalist OS using Docker Containers and Hashicorp Packer

  I am already using Hashicorp Packer at work and for personal projects and I wanted to test This idea out by wrapping it a single Packer Template file. This reduces the level of maintaining a lot of small scripts, Dockerfiles and... - Source: dev.to / about 4 years ago

• After self-hosting my email for twenty-three years I have thrown in the towel. The oligopoly has won.

  And while it is a slight increase in complexity, it can be an overall net gain in functionality, configurability and reliability. Much like Packer is far more reliable and practical than manually making VM images sitting in front of a... Source: about 4 years ago

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• How to Run a Web Server on 27MB of RAM (and a Solar Panel)

  Drop cloudflared in favor of WireGuard (kernel module, negligible userspace cost) and you're comfortably under 27MB. Replace systemd with something like s6 or plain old SysVinit and you shave off another 2-3MB. - Source: dev.to / 6 months ago

• Way too many ways to wait on a child process with a timeout

  Not so much about timeouts, but related in that it is based around managing children processes: The lineage of tools descending from daemontools for service management is worth exploring: daemontools: http://cr.yp.to/daemontools.html... - Source: Hacker News / almost 2 years ago

• Which do you use systemd or openrc? Why do you use what you use?

  This page and this page, both by Laurent Bercot, creator of s6. Source: over 3 years ago

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