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ufsdump(1M) Should Not Be Done on a Mounted (Live) Filesystem (Doc ID 1018781.1)

Last updated on DECEMBER 18, 2023

Applies to:

Solaris Operating System - Version 9 GA and later
All Platforms


This document is intended to highlight the fact that ufsdump(1M) on a mounted filesystem is not a supported ufsdump(1M) usage. It also provides some brief descriptions of the kind of issues that can result if live ufsdump(1M) is carried out.
*It is by no means intended as a guide for system backup methods.

Running ufsdump(1M) to backup a live/mounted filesystem may result in a number of issues. The use of ufsdump(1M) on a mounted filesystem is not supported.

This document describes alternative options.


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