How often is log compaction evaluated?

The correct answer is B. Every time a segment is closed. Log compaction is evaluated every time a segment is closed. It will be triggered if enough data is "dirty" (see dirty ratio config).

Application Design

Question

Options

AEvery time a new partition is created
BEvery time a segment is closed
CEvery time a message is sent to Kafka
DEvery time a message is flushed to disk

How the community answered

(44 responses)

A
2% (1)
B
93% (41)
C
5% (2)

Explanation

Log compaction is evaluated every time a segment is closed. It will be triggered if enough data is "dirty" (see dirty ratio config).

Topics

#log compaction#segment#cleanup policy#log retention

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