Hi, I am using the version of Es is 5.6.8. Recently ,I have met a question that I want to use api to delete snapshot to reduce disk usage , but when I deleted some of snapshots ,there was no change of my disk , what can I do to reduce the disk ?

Delete Snaphost can't reduce disk usage

dadoonet (David Pilato) December 20, 2018, 11:14am 2

It basically means that snapshots you deleted were referring segments that are still used by other snapshots.

Size difference for snapshot repository when executing Disk Free (DF) vs Disk Usage (DU) commands on Linux

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