Release notes for 2.0.4

Release notes for DC/OS 2.0.4, including Open Source attribution, and version policy.

DC/OS™ 2.0.4 was released on 14 May 2020.

New customers, contact your sales representative or before attempting to download and install DC/OS Enterprise.

Release Summary

DC/OS is a distributed operating system that enables you to manage resources, application deployment, data services, networking, and security in an on-premise, cloud, or hybrid cluster environment.



DC/OS 2.0.4 includes the following component versions:

  • Apache® Mesos® 1.9.1-dev
  • OpenSSL 1.1.1g

DC/OS Fixed and Improved Issues

  • Fixed a critical error in Metronome where existing jobs appear to be lost after upgrade. (COPS-6092)
  • Fixed an issue that caused a crashloop of dcos-net when reconciling L4LB. This issue was preventing users from successfully upgrading their DC/OS instance. (COPS-5602)

Marathon Fixed and Improved Issues