On Tue, 2005-12-06 at 08:18 +0530, Sudev Barar wrote: > On 12/6/05, rado <rado at rivers-bend.com> wrote: > [SNIPPED FOR EASE] > > I sync up 2 servers w/software I wrote myself but I only use this along > > the lines of "HA" techniques. > > also...not real time...that would be ummm...pretty high dollar stuff > > there...I sync up bout every 20-30 seconds > > Both servers are not running at the same time. It's a master/slave deal > > w/the slave just constantly checking on the master...it the slave deems > > the master is in trouble...it just takes the ip and it's the master > > until you intervene. > > > > depending on what you want to sync up... it might work...the key w/this > > is that only 1 server is serving at any given time. > > > > Unless there is way too much data being generated (and in typical > office environment there is not) rsync run every half an hour by cron > would keep the both servers reasonably free and keep data in sync. > Since it only updates the files that have flag changes since last run > it does this fast enough. This would mean that if user travels(shifts) > from one office to another the files are updated by the time he gets > there. > This does not allow for remote file mount solution in case of failure > at one end, which in any casewith such skinny link is not practical. > Also ... it would suck if a person on each end modified the same file (on different servers) within a half hour :) -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 189 bytes Desc: This is a digitally signed message part URL: <http://lists.centos.org/pipermail/centos/attachments/20051205/adf30bdd/attachment-0005.sig>