HA mail system

Hi I'm working on a mail system design for an ISP that includes hosting of multiple virtual domains managed by this ISP (300.000 mailbox). HA and performance are both important concerns for the client, so I have at least 2 of every server (webmail, pop3, imap, relay and smtp (postfix)) for which i

Re: HA mail system

Thank you both, and sorry for not noticing Jonathan's recent post. I'll read a bit and get back. Omar On Thu, Jan 13, 2011 at 8:03 AM, Jonathan Tripathy wrote: > > > On 13/01/11 05:42, Jonathan Tripathy wrote: >> >> On 13/01/11 05:36, Jaques Cochet wrote: >

Re: HA mail system

After some reading: - GFS and maildir work bad together - NFS and maildir are not that good, NFS and postfix have some issues but should be OK. I read that OCFS2 is promising. If it works good, I can use an IMAP proxy and run IMAP on backend servers with postfix. As for SMTP relaying/scanning and

Re: HA mail system

: > > On 13/01/11 19:00, Jaques Cochet wrote: >> >> After some reading: >> - GFS and maildir work bad together >> - NFS and maildir are not that good, NFS and postfix have some issues >> but should be OK. >> > Where did you read that GFS worked badly with m

Postfix and multi-core platforms

Hi Does increasing the number of cores on the same hardware platform add performance to a Postfix system or it is better to run several Postfix systems on different machines? If the second choice is better, is it logical to run Postfix on different VMs (using ESX for example), let's say on somethi

Re: Postfix and multi-core platforms

wrote: > On Mon, Jan 17, 2011 at 06:55:39AM +0200, Jaques Cochet wrote: > >> Does increasing the number of cores on the same hardware platform add >> performance to a Postfix system or it is better to run several Postfix >> systems on different machines? > > Yes, bu

Re: Postfix and multi-core platforms

Thanks Stan On Mon, Jan 17, 2011 at 11:20 PM, Stan Hoeppner wrote: > Jaques Cochet put forth on 1/17/2011 12:18 AM: >> If postfix alone is running on the server, let's say as a mail router >> or backend delivey system, would postfix processes make use of all >> cores?

Looking for a maillist manager

Hi I'm currently using qmail with ezmlm maillist manager. I intent to move to postfix, and i'm looking for a mail list manager that stores maillists subscribers in mysql databse, includes posting permissions, and can handle several hundreds of mail lists. Any suggestions? -- Jaques ..