Report current_offset metric for incomplete partitions #830
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For consumers of low volume topic-partitions, it can take a very long time for enough offset commits to happen before a partition is marked as "complete". For the `burrow_kafka_consumer_current_offset` metric to be reported, only a single committed offset is required.
andpol
commented
Sep 27, 2024
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| // Slice the offsets to remove all nil entries (they'll be at the start) | ||
| firstOffset := len(partition.Offsets) - 1 | ||
| firstOffset := len(partition.Offsets) // defaults to the length, so if all offsets are nil we make an empty slice |
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Without this change, a runtime error: invalid memory address or nil pointer dereference was happening.
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For consumers of low volume topic-partitions, it can take a very long time for enough offset commits to happen before a partition is marked as "complete".
For the
burrow_kafka_consumer_current_offsetmetric to be reported, only a single committed offset is required.