[
https://issues.apache.org/jira/browse/STORM-3518?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ASF GitHub Bot updated STORM-3518:
----------------------------------
Labels: pull-request-available (was: )
> configs for favored nodes and unfavored nodes should support range of numbers
> -----------------------------------------------------------------------------
>
> Key: STORM-3518
> URL: https://issues.apache.org/jira/browse/STORM-3518
> Project: Apache Storm
> Issue Type: Improvement
> Reporter: Ethan Li
> Assignee: Daisy Chen
> Priority: Minor
> Labels: pull-request-available
>
> Apache Storm has two configs for topologies to choose favored nodes and
> unfavored nodes.
> https://github.com/apache/storm/blob/master/storm-client/src/jvm/org/apache/storm/Config.java#L351
> {code:java}
> /**
> * A list of host names that this topology would prefer to be scheduled
> on (no guarantee is given though). This is intended for
> * debugging only.
> */
> @IsStringList
> public static final String TOPOLOGY_SCHEDULER_FAVORED_NODES =
> "topology.scheduler.favored.nodes";
> /**
> * A list of host names that this topology would prefer to NOT be
> scheduled on (no guarantee is given though). This is intended for
> * debugging only.
> */
> @IsStringList
> public static final String TOPOLOGY_SCHEDULER_UNFAVORED_NODES =
> "topology.scheduler.unfavored.nodes";
> {code}
> It only support plain text currently, for example
> {code:java}
> host1.yahoo.com
> host2.yahoo.com
> hostA3.yahoo.com
> hostA4.yahoo.com
> {code}
> It would be nice to be able to support ranges like
> {code:java}
> host[1-2].yahoo.com
> hostA[3-4].yahoo.com
> {code}
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
