Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-11 Thread Michael Wood
On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > Then if one fileserver was down (even temporarily), then all > > the other fileservers (all four) would have to queue a > > message about the data and task and some heartbeat between > > fileservers could alert it when back up and t

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Michael Wood
On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > Then if one fileserver was down (even temporarily), then all > > the other fileservers (all four) would have to queue a > > message about the data and task and some heartbeat between > > fileservers could alert it when back up and

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread B.C.J.O
On Wed, 10 Oct 2001, Florian Friesdorf wrote: > On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > > Then if one fileserver was down (even temporarily), then all the other > > > fileservers (all four) would have to queue a message about the data and > > > task and some heartbeat be

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Florian Friesdorf
On Wed, Oct 10, 2001 at 08:24:10PM +0200, Florian Friesdorf wrote: > On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > > Then if one fileserver was down (even temporarily), then all the other > > > fileservers (all four) would have to queue a message about the data and > > > task a

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Florian Friesdorf
On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > Then if one fileserver was down (even temporarily), then all the other > > fileservers (all four) would have to queue a message about the data and > > task and some heartbeat between fileservers could alert it when back up > > and t

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3,imap,imap/ssl))

2001-10-10 Thread B.C.J.O
On Wed, 10 Oct 2001, Florian Friesdorf wrote: > On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > > Then if one fileserver was down (even temporarily), then all the other > > > fileservers (all four) would have to queue a message about the data and > > > task and some heartbeat b

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Florian Friesdorf
On Wed, Oct 10, 2001 at 08:24:10PM +0200, Florian Friesdorf wrote: > On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > > Then if one fileserver was down (even temporarily), then all the other > > > fileservers (all four) would have to queue a message about the data and > > > task

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Florian Friesdorf
On Wed, Oct 10, 2001 at 08:31:01AM -0400, Peter Billson wrote: > > Then if one fileserver was down (even temporarily), then all the other > > fileservers (all four) would have to queue a message about the data and > > task and some heartbeat between fileservers could alert it when back up > > and

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Peter Billson
> Then if one fileserver was down (even temporarily), then all the other > fileservers (all four) would have to queue a message about the data and > task and some heartbeat between fileservers could alert it when back up > and then make sure that the particular filesystem is properly updated. > >

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap, imap/ssl))

2001-10-10 Thread Ilya Martynov
JCR> On Wed, 10 Oct 2001, Saku Ytti wrote: >> We are looking replacement for SunCluster (2*e450) mail server and would >> preferally like to do it with x86/linux cluster software can be commercial >> or free. >> >> What software are currently used to build these? Requirment is that >> the media

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Peter Billson
> Then if one fileserver was down (even temporarily), then all the other > fileservers (all four) would have to queue a message about the data and > task and some heartbeat between fileservers could alert it when back up > and then make sure that the particular filesystem is properly updated. > >

duplicate network filesystems (was: HA mailserver (smtp, pop3, imap, imap/ssl))

2001-10-10 Thread Jeremy C. Reed
On Wed, 10 Oct 2001, Saku Ytti wrote: > We are looking replacement for SunCluster (2*e450) mail server and would > preferally like to do it with x86/linux cluster software can be commercial > or free. > > What software are currently used to build these? Requirment is that > the media is replicat

Re: duplicate network filesystems (was: HA mailserver (smtp, pop3, imap, imap/ssl))

2001-10-10 Thread Ilya Martynov
JCR> On Wed, 10 Oct 2001, Saku Ytti wrote: >> We are looking replacement for SunCluster (2*e450) mail server and would >> preferally like to do it with x86/linux cluster software can be commercial >> or free. >> >> What software are currently used to build these? Requirment is that >> the media

duplicate network filesystems (was: HA mailserver (smtp, pop3, imap,imap/ssl))

2001-10-10 Thread Jeremy C. Reed
On Wed, 10 Oct 2001, Saku Ytti wrote: > We are looking replacement for SunCluster (2*e450) mail server and would > preferally like to do it with x86/linux cluster software can be commercial > or free. > > What software are currently used to build these? Requirment is that > the media is replica