MQE: create slices with capacity for number of steps remaining, not all possible steps for functions over range vectors

grafana / mimir

Grafana Mimir provides horizontally scalable, highly available, multi-tenant, long-term storage for Prometheus.

https://grafana.com/oss/mimir/

GNU Affero General Public License v3.0

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Closed charleskorn closed 4 days ago

charleskorn commented 4 days ago

This PR applies the same idea as https://github.com/grafana/mimir/pull/9717 to functions over range vectors.

[x] Tests updated.
[n/a] Documentation added.
[x] CHANGELOG.md updated - the order of entries should be [CHANGE], [FEATURE], [ENHANCEMENT], [BUGFIX].
[n/a] about-versioning.md updated with experimental features.