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[lake/tiering] add tiering table pending time and freshness metrics#3076

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beryllw wants to merge 2 commits intoapache:mainfrom
beryllw:feature/lake-tiering-pending-freshness-metrics-clean
Open

[lake/tiering] add tiering table pending time and freshness metrics#3076
beryllw wants to merge 2 commits intoapache:mainfrom
beryllw:feature/lake-tiering-pending-freshness-metrics-clean

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@beryllw
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@beryllw beryllw commented Apr 14, 2026

Purpose

Linked issue: close #3075

Brief change log

Add two new table-level metrics for lake tiering monitoring:

  • pendingTime: Tracks how long a table has been waiting in the pending queue
  • freshness: Exposes the user-configured table data freshness interval

Tests

API and Format

Documentation

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[lake/tiering] Add pendingTime and freshness metrics for lake tiering tables

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