[HDDS-1553] Add metrics in rack aware container placement policy

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.5.0
• Labels: pull-request-available
• Assignee: Sammi Chen
• Reporter: Sammi Chen
• Created: 17/May/19 09:47
• Updated: 24/Feb/20 20:49
• Resolved: 07/Sep/19 00:13

Description

To collect following statistics,
1. total requested datanode count (A)
2. success allocated datanode count without constrain compromise (B)
3. success allocated datanode count with some comstrain compromise (C)

B includes C, failed allocation = (A - B)

Issue Links

• links to: GitHub Pull Request #1361