[FLINK-10602] Run MetricFetcher in metrics ActorSystem

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.7.0
• Fix Version/s: 1.7.0
• Component/s: Runtime / Metrics
• Labels: pull-request-available
• Assignee: Till Rohrmann
• Reporter: Till Rohrmann
• Created: 18/Oct/18 12:09
• Updated: 18/Oct/18 17:07
• Resolved: 18/Oct/18 17:07

Description

After letting the MetricQueryService run into a separate ActorSystem, we should also let the MetricFetcher use the same ActorSystem to fetch the metrics. That way it will be possible to configure the metric ActorSystem different from the RpcService ActorSystem (e.g. different frame size).

Issue Links

• links to: GitHub Pull Request #6877