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== Summary ==
== Summary ==
<!-- Modify podman push to default to creating images with zstd:chunked, allowing users to modify containers.conf to continue to use the legacy gzip image format. -->
Modify podman push to default to creating images with zstd:chunked, allowing users to modify containers.conf to continue to use the legacy gzip image format.


== Owner ==
== Owner ==

Revision as of 15:51, 31 October 2023


Change Proposal Name

This is a proposed Change for Fedora Linux.
This document represents a proposed Change. As part of the Changes process, proposals are publicly announced in order to receive community feedback. This proposal will only be implemented if approved by the Fedora Engineering Steering Committee.

Summary

Modify podman push to default to creating images with zstd:chunked, allowing users to modify containers.conf to continue to use the legacy gzip image format.

Owner

Current status

  • Targeted release: Fedora Linux 40
  • Last updated: 2023-10-31
  • [<will be assigned by the Wrangler> devel thread]
  • FESCo issue: <will be assigned by the Wrangler>
  • Tracker bug: <will be assigned by the Wrangler>
  • Release notes tracker: <will be assigned by the Wrangler>

Detailed Description

The goal is to speed up the pulling of container images, via using zstd:chunked. zstd:chunked format has shown itself to speed up the pulling of images by as much as 90%. This change has been waiting for change for over 3 years, waiting for Docker to support the format.

Feedback

Benefit to Fedora

Scope

  • Proposal owners:
  • Other developers:
  • Policies and guidelines: N/A (not needed for this Change)
  • Trademark approval: N/A (not needed for this Change)
  • Alignment with Community Initiatives:

Upgrade/compatibility impact

How To Test

User Experience

Dependencies

Contingency Plan

  • Contingency mechanism: (What to do? Who will do it?) N/A (not a System Wide Change)
  • Contingency deadline: N/A (not a System Wide Change)
  • Blocks release? N/A (not a System Wide Change), Yes/No


Documentation

N/A (not a System Wide Change)

Release Notes