Hi, for configuration, state and kvstore backup, you could use splunkconf-backup app (https://splunkbase.splunk.com/app/5600 , https://github.com/splunk/splunkconf-backup/wiki ) for indexed data, in classic architecture, you mainly have to rely on traditional backup solutions (and their challenges) in Smartstore architecture , you could leverage object store feature like versioning, lifecycle policy for delete, compliance option like objectlock and/or ability to sync object to another site in the background, depending on what you want to achieve
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