kfaraz commented on code in PR #20247: URL: https://github.com/apache/druid/pull/20247#discussion_r3965592823
########## docs/operations/metrics.md: ########## @@ -468,6 +471,8 @@ These metrics are emitted by the Druid Coordinator in every run of the correspon |`segment/underReplicated/count`|Number of segments, including replicas, left to load until all used segments are available for queries.|`tier`, `dataSource`|0| |`segment/availableDeepStorageOnly/count`|Number of unique segments that are only available for querying directly from deep storage.|`dataSource`|Varies| |`tier/historical/count`|Number of available historical nodes in each tier. The `tierAlias` dimension is emitted only when the tier belongs to an alias configured via [`historicalTierAliases`](../configuration/index.md#dynamic-configuration), and can be used to aggregate metrics across the tiers in an alias.|`tier`, `tierAlias`|Varies| +|`tier/historical/clone/count`|Number of historical nodes in a tier which are a clone of another historical in the same or different tier. The `tierAlias` dimension is emitted only when the tier belongs to an alias configured via [`historicalTierAliases`](../configuration/index.md#dynamic-configuration), and can be used to aggregate metrics across the tiers in an alias.|`tier`, `tierAlias`|Varies| +|`tier/historical/clone/synced`|Number of historical clones in a tier which are now synced with their source server. |`server`, `tier`|Varies| Review Comment: I chose a delta metric originally since we are already emitting the other metric `segment/clone/pendingSync/count` as a gauge. But it is probably cleaner to have the `clone/synced` metric as a gauge too with a 1/0 value. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
