charannaik

Results 2 issues of charannaik

![image](https://user-images.githubusercontent.com/17873898/138225464-7974cbbb-45e6-4d54-b1aa-0b1df0a4fc2b.png) The rolling update strategy with maxSurge, maxUnavailable does not apply to the statefulsets and hence not applicable to ingesters.

stale

Would need help to understand how the agent executes database queries – sequentially or in parallel when there are multiple queries need to run? Does it request one DB connection...