This is a huge feature improvement. Thanks for landing this Benno. I'm very excited for the community to try this long requested feature.
On Wed, Dec 6, 2017 at 8:42 AM, Benno Evers <bev...@mesosphere.com> wrote: > Hi everyone, > > as a follow-up to the earlier discussions, I'm happy to announce that we > just landed a patch series that adds the > `--reconfiguration_policy=[equal|additive]` flag to the Mesos agent, which > allows an agent to change parts of its configured state while still > reconnecting to live, running executors and keeping its old agent id. > > # What changes are allowed? > > For now, we opted to keep the set of allowed configuration changes somewhat > restricted, mainly because we felt that in particular changing the hostname > has some nasty corner-cases that we didn't have the time yet to fully think > about. This means that right now, you can only > > - add additional attributes, > - increase static resources, or > - add a fault domain. > > However, if you are compiling Mesos yourself and think you could benefit > from relaxing these requirements, I would encourage you to apply > https://reviews.apache.org/r/64384/ and share the feedback about any > issues > it causes (or doesn't cause). > > Best regards, > -- > Benno Evers > Software Engineer, Mesosphere >
