[plug] [OTish] Geographically distributed RAID?

Shayne O'Neill shayne at guild.murdoch.edu.au
Tue Aug 2 21:08:31 WST 2005


I believe Red hat have some funky black-magic file system that can do
this sort of thing , aparently exceedingly well.

Theres always rgrep , but it might not be quite what you need.

--
Freedom's just another word for something new to regulate

On Tue, 2 Aug 2005, Craig Ringer wrote:

> On Tue, 2005-08-02 at 19:53 +0800, Chris Caston wrote:
> > Hello,
> >
> > Is it possibly to have a RAID array with the disks in different physical
> > locations? Say a RAID 1 set with one drive in Perth and the other in
> > Joondalup?
>
> iSCSI + sw raid will probably let you do this. Otherwise, maybe, but I
> suspect you'd be in for a rather harsh time of it. No matter how you do
> it, expect it to be slooooow, and expect to be in for some
> mind-bogglingly slow and bandwidth gobbling rebuilds whenever a
> connection goes down for long.
>
> I'd be looking at a higher level scheme instead, such as a replicating
> file system, database replication, etc as appropriate for the
> application.
>
> --
> Craig Ringer
>
> _______________________________________________
> PLUG discussion list: plug at plug.org.au
> http://www.plug.org.au/mailman/listinfo/plug
> Committee e-mail: committee at plug.linux.org.au
>



More information about the plug mailing list