[svlug] archival file system?

Jeffrey Siegal jbs at quiotix.com
Mon Aug 4 09:50:14 PDT 2003

Reg. Charney wrote:
> I am looking for an open-source archival file system. This type of file 
> system looks like any other, but files are "aged" by activity. Older 
> files are moved to "backing storage" but still appear as normal files 
> for all intents. The only penalty paid is time. If you request a file 
> that has not been accessed in a long time, bringing it into high speed 
> storage may to some time. Please note, I am not asking about a backup 
> system. Backups are a logically different beast - one meant to protect 
> you from lost data. The archival system is meant to optimize use of 
> limited high speed storage. (Think of the limited space in many 
> notebooks.)  TIA.

XFS has some support for implementing heirarchical storage.  I don't 
know if there are any open source implementations that work with it. 
Take a look at the bottom of http://oss.sgi.com/projects/xfs/features.html

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