On Wed, 3 Jul 2002, Eric Ziegast wrote: > > I am two Linux servers with rsync server running on both. Now I am > > replicating directories in both servers with the command rsync -avz .... > > My requirement is, if I made any changs in the first server, say server > > A, I want to see the changes in the scond server immediately....some > > thing similar to mysql database replication....how can I do that..?? > > ... a vague question. It depends on the application. > > If you need read-write access on one server and need to replicate data > to a read-only server and need synchronous operation (i.e.: the > write must be completed on the remote server before returning to the > local server), then you need operating-system-level or storage-level > replication products. > > Veritas: > Andrew File System (AFS) > Distributed File System (DFS) > NetApp, Procom (et.al.): > EMC, Compaq, Hitachi (et.al.):
> If others know of other replication methods or distributed filesystem > work, feel free to chime in. Well, for Linux there's DRBD and NBD as well. NBD is the Network Block Device, which allows you to export blockdevices over a network. Using this together with software-RAID you can build a replication-system. DRBD is the Distributed Replicated Block Device which provides block devices replicated over the network. Doei, Arthur. -- +- Arthur van Leeuwen, Systems Consultant, [EMAIL PROTECTED] -+ | X/OS Experts in Open Systems BV | | Kruislaan 419 Phone: +31 20 6938364 | | 1098 VA Amsterdam Fax: +31 20 6948204 | -- To unsubscribe or change options: http://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.tuxedo.org/~esr/faqs/smart-questions.html
