Realtime Filesystem Replication

Bill Moran wmoran at potentialtech.com
Wed May 7 05:29:59 PDT 2003


Chris Pressey wrote:
> On Tue, 06 May 2003 15:06:33 -0400
> Bill Moran <wmoran at potentialtech.com> wrote:
> 
> 
>>YOU wrote:
>>
>>>Thanks so far to the suggestions including rsync and unison. Both
>>>appear to be triggered upon a command line or user typed command. Is
>>>someone using a system that tracks the mtimes for files and updates
>>>without prompt? 
>>
>>Are you sure you really need _realtime_?  That's a pretty tall order,
>>and I don't know of anything that can provide it.
> 
> Purely out of curiousity, would it even be technically possible?  Would
> kevents be the thing to handle something like this, or would they be too
> low-level?

Not 100% sure.  It would be an interesting research project if I could
find time to try it out.
I have some theories as to how to make it work, and I suspect that it's
possible.  I worry that it's not practical, however, that it will be too
slow to actually use.

-- 
Bill Moran
Potential Technologies
http://www.potentialtech.com



More information about the freebsd-questions mailing list