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imp(rpc) Add support for EVM RPC metrics#1378
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Additional details and impacted files@@ Coverage Diff @@
## main #1378 +/- ##
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- Coverage 55.86% 55.86% -0.01%
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Files 108 108
Lines 10015 10017 +2
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+ Hits 5595 5596 +1
- Misses 4139 4140 +1
Partials 281 281
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- Support --metrics flag - Add EVM rpc metrics server config
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Closes: #XXX
Description
This PR exposes EVM RPC metrics similar to the ones exposed by
go-ethereum.The metrics correspond to:
This PR creates a separate metrics server to serve the metrics for RPC and will be used to expose other EVM/ application metrics in the future.
Based on this discussion, three approaches are identified to exposing the metrics:
go-ethereumby passing a hardcoded flag in the CLI--metrics. This option will expose metrics that are not relevant to Ethermint and does not allow for a config file option. This is the approach chosen in this PR.The metrics exposed in this PR correspond to the EVM RPC endpoint as opposed to the tendermint one discussed here. The metrics that will be exposed include latency, number of requests, and the request type.
Sample metrics:
For contributor use:
docs/) or specification (x/<module>/spec/)godoccomments.Unreleasedsection inCHANGELOG.mdFiles changedin the Github PR explorerFor admin use:
WIP,R4R,docs, etc)