[FLINK-7969] Resource manager support batch request slots

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Later
• Component/s: Runtime / Coordination
• Labels: flip-6
• Assignee: shuai.xu
• Reporter: shuai.xu
• Created: 03/Nov/17 03:59
• Updated: 13/Apr/21 20:40
• Resolved: 08/Nov/19 11:09

Description

Now resource manager only support requesting slot one by one, it's better to make it support batch allocating alots, so that it can make a global decision with all the resource requests. For example: it can decide how many slots should be put into one task manager.