My Oracle Support Banner

Oracle HSM: Implementing and Understanding the Fixity Feature (Doc ID 2197981.1)

Last updated on APRIL 23, 2021

Applies to:

Oracle Hierarchical Storage Manager (HSM) and StorageTek QFS Software - Version 6.1 and later
Information in this document applies to any platform.


File fixity is a term used by digital preservationists and archivists when referring to a property of a digital file being fixed or unchanged. Fixity checking verifies that a digital file has not been altered or corrupted and does not ensure the preservation of a digital file. It allows the repository, in this case Oracle HSM, to identify corrupted files allowing the customer to take corrective actions.


Fixity checks identifies changes to an object. Results of fixity checks allows a repository to identify corrupted files so corrective action can be taken, such as replacing the object with an alternative, known copy. Fixity checking alone does not ensure the preservation of a digital object


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document
 The attributes set by ssum
 The command line 'ssum' options
 Additional Oracle HSM command changes related to Fixity

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.