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docs/static/persistent-queues.asciidoc
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docs/static/persistent-queues.asciidoc
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@ -143,7 +143,7 @@ When recording a checkpoint, Logstash will:
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The following settings are available to let you tune durability:
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* `queue.checkpoint.writes`: Logstash will checkpoint after this many writes into the queue. Currently, one event counts as one write, but this may change in future releases.
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* `queue.checkpoint.acks`: Logstah will checkpoint after this many events are acknowledged. This configuration controls the durability at the processing (filter + output)
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* `queue.checkpoint.acks`: Logstash will checkpoint after this many events are acknowledged. This configuration controls the durability at the processing (filter + output)
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part of Logstash.
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Disk writes have a resource cost. Tuning the above values higher or lower will trade durability for performance. For instance, if you want to the strongest durability for all input events, you can set `queue.checkpoint.writes: 1`.
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