Yury Gerzhedovich created IGNITE-19861:
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Summary: Introduce SQL metrics
Key: IGNITE-19861
URL: https://issues.apache.org/jira/browse/IGNITE-19861
Project: Ignite
Issue Type: Improvement
Components: sql
Reporter: Yury Gerzhedovich
AI3 have metrics framework, but SQL engine don't expose any metrics, which
could help to user.
Let's introduce the first five metrics:
1) hit in plan cache - counter
2) miss in plan cache - counter
3) size of queue in query pool - gauge
4) average time spent in a query pool queue
5) number of open cursors
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