Coda File System

Re: Q: Is Partial Replication Possible?

From: Rod Van Meter <>
Date: 26 Feb 2003 13:20:10 -0800
2003e9402f26f%(f04)c.11f35ec+ ext Brian White f0c:

> Now, as I understand it, you're talking about replicating a complete
> volume on an additional server.  I was thinking of a resolution more on
> the file level.
> A new server in the group would initially start out as just a blank holding
> disk.  When it needed a file, that file would be fetched and cached locally.
> Once held on this new server, another server could purge its copy to make
> space for something else it would like to cache.  As long as there were
> at lest three (for example) other copies out there somewhere, a server
> would know that it was free to purge its local copy and the system as
> a whole would still meet the minumum required redundancy.

Ah, I misunderstood what you're after.  In that case, I recommend
reading about OceanStore instead :-).  There are a number of other
projects whose names escape me that are headed in that direction; they
should be referencing it, at least.

Received on 2003-02-26 16:34:23