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Removed coalesce(heap_limit, memory_bytes + disk_bytes): current usage was used as heap limit, which seems wrong. using `DISTINCT ON (replica_id, process_id) ORDER BY occurred_at DESC` to deterministically pick the latest metric per process, and sum over them; instead of getting one arbitrary process.
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Removed coalesce(heap_limit, memory_bytes + disk_bytes): current usage was used as heap limit, which seems wrong.
Using
DISTINCT ON (replica_id, process_id) ORDER BY occurred_at DESCto deterministically pick the latest metric per process, and sum over them; instead of getting one arbitrary process.Follow-up to #35200