Hi Scott, I think only setting "constraints": [["hostname", "UNIQUE"] is good enough, please refer to https://github.com/mesosphere/marathon/blob/master/docs/docs/constraints.md#unique-operator
Thanks, Guangya On Sun, May 22, 2016 at 12:59 AM, Scott Kinney <scott.kin...@stem.com> wrote: > I would like to have one instance of consul and registrator running on > every slave. I thought that by setting a attribute on every node then > setting contraints like.. > > > "constraints": [ > ["exec_env", "GROUP_BY"], > ["hostname", "UNIQUE"] > ] > If every node has the same 'exec_env' then they would all get one instance > of this task ( i am not setting a value for 'instances' btw). > > > What is a good way to be sure every slave has one of a particular task? > > Thanks! > > ------------------------------ > Scott Kinney | DevOps > stem <http://www.stem.com/> | *m* 510.282.1299 > 100 Rollins Road, Millbrae, California 94030 > > This e-mail and/or any attachments contain Stem, Inc. confidential and > proprietary information and material for the sole use of the intended > recipient(s). Any review, use or distribution that has not been expressly > authorized by Stem, Inc. is strictly prohibited. If you are not the > intended recipient, please contact the sender and delete all copies. Thank > you. >
