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How To Delete Files on a ZFS Filesystem that is 100% Full (Doc ID 1537335.1)

Last updated on APRIL 14, 2022

Applies to:

Solaris Operating System - Version 10 and later
Information in this document applies to any platform.


When a ZFS has no space left then the deletion of files can fail with "disk quota exceeded". This document provides different ways to create free space to overcome the situation.


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In this Document
 Delete files
 Increasing the quota
 Shrink the size of a zvol
 Destroying a dump device on an rpool (or an unused zvol)
 Delete unused snapshots
 Increase the space in the zpool by enlarging a vdev or adding a vdev
 Temporarily decrease refreservation of a ZVol
 Rolling back the log
 Bugs and RFEs related to space issues:

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