yujias0706

Results 2 issues of yujias0706

*Fixes #:* *Description of changes:* TotalError and ReaderRestartProcessing will stop showing in service log entry counter if the value is 0 Add default MethodName CollectStatsMetric when MethodName is not provided...

Address comments from [Enable temperature profile PR](https://github.com/opendistro-for-elasticsearch/performance-analyzer-rca/pull/512) `@yojs: Let's use the new Object persisting mechanism`