[HBASE-26154] Provide exception metric for quota exceeded and throttling

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.5.0, 3.0.0-alpha-2, 2.4.6
• Release Note: Adds "exceptions.quotaExceeded" and "exceptions.rpcThrottling" to HBase server and Thrift server metrics.
• Assignee: Bryan Beaudreault
• Reporter: Bryan Beaudreault
• Created: 29/Jul/21 19:53
• Updated: 03/Aug/21 17:37
• Resolved: 02/Aug/21 09:54

Description

We should add metrics for QuotaExceededException and RpcThrottlingException. This is something we've found very useful to track as it helps us identify bad access patterns in clients. 

Issue Links

• links to: GitHub Pull Request #3544
• links to: GitHub Pull Request #3545
• links to: GitHub Pull Request #3546