[DOCS] Clarified model snapshot retention (elastic/x-pack-elasticsearch#4000)
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@ -79,7 +79,8 @@ so do not set the `background_persist_interval` value too low.
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`model_snapshot_retention_days`::
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(long) The time in days that model snapshots are retained for the job.
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Older snapshots are deleted. The default value is 1 day.
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Older snapshots are deleted. The default value is `1`, which means snapshots
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are retained for one day (twenty-four hours).
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`renormalization_window_days`::
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(long) Advanced configuration option.
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@ -56,8 +56,8 @@ This API enables you to instantiate a job.
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`model_snapshot_retention_days`::
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(long) The time in days that model snapshots are retained for the job.
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Older snapshots are deleted. The default value is 1 day. For more information
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about model snapshots, see <<ml-snapshot-resource>>.
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Older snapshots are deleted. The default value is `1`, which means snapshots
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are retained for one day (twenty-four hours).
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`renormalization_window_days`::
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(long) Advanced configuration option. The period over which adjustments to the
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@ -6,9 +6,9 @@ Model snapshots are saved to disk periodically.
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By default, this is occurs approximately every 3 hours to 4 hours and is
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configurable with the `background_persist_interval` property.
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By default, model snapshots are retained for one day. You can change this
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behavior by updating the `model_snapshot_retention_days` for the job.
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When choosing a new value, consider the following:
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By default, model snapshots are retained for one day (twenty-four hours). You
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can change this behavior by updating the `model_snapshot_retention_days` for the
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job. When choosing a new value, consider the following:
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* Persistence enables resilience in the event of a system failure.
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* Persistence enables snapshots to be reverted.
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