[metrics] Add scanner poll-timing metrics#555
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charlesdong1991 wants to merge 3 commits into
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@fresh-borzoni @leekeiabstraction appreciate if you can give. a look! 🙏 |
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Purpose
This PR adds the two viable poll-timing gauges.
Note that it doesn't implement
lastPollSecondsAgometric because it will require a different emission mechasnim, so better to separate implementations in different PRs. I created an issue here: #554Linked issue: close #552
Brief change log
Tests
All passed locally.
API and Format
Documentation