RE: Load balancing

2016-05-23 Thread volodymyr.lytvyne...@unicredit.ua
Thanks! This is it. -Original Message- From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] On Behalf Of Noel Jones Sent: Friday, May 20, 2016 4:41 PM To: postfix-users@postfix.org Subject: Re: Load balancing On 5/20/2016 2:15 AM, volodymyr.lytvyne

Re: Load balancing

2016-05-20 Thread robert . wolfe
Noel: Then I guess I've been doing this the hard way using a hardware load balancer, one IP address, and two MX servers to handle mail delivery duties... On 2016-05-20 08:40, Noel Jones wrote: > On 5/20/2016 2:15 AM, volodymyr.lytvyne...@unicredit.ua wrote: > >> Hi! How can I add a second do

Re: Load balancing

2016-05-20 Thread Noel Jones
Tuesday, December 01, 2015 4:31 PM > To: Postfix users > Subject: Re: Load balancing > > volodymyr.lytvyne...@unicredit.ua: >> Hi! >> There are the following configuration of the mail system. >> Relay postfix and 2 identical Edge servers (Microsoft Exchange). Relay &g

RE: Load balancing

2016-05-20 Thread volodymyr.lytvyne...@unicredit.ua
Hi! How can I add a second domain ukrsotsbank.com to load-balansing using randmap ? -Original Message- From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] On Behalf Of Wietse Venema Sent: Tuesday, December 01, 2015 4:31 PM To: Postfix users Subject: Re: Load

RE: Load balancing

2015-12-01 Thread volodymyr.lytvyne...@unicredit.ua
Thanks !!! -Original Message- From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] On Behalf Of Wietse Venema Sent: Tuesday, December 01, 2015 4:31 PM To: Postfix users Subject: Re: Load balancing volodymyr.lytvyne...@unicredit.ua: > Hi! > There a

Re: Load balancing

2015-12-01 Thread Wietse Venema
volodymyr.lytvyne...@unicredit.ua: > Hi! > There are the following configuration of the mail system. > Relay postfix and 2 identical Edge servers (Microsoft Exchange). Relay > receives mail from the Edge servers and sent it to the Internet and receives > mail from the Internet for my domain and f

Re: load balancing among mail servers

2010-02-16 Thread James R. Marcus
I did round robin. Unless your servers are really under a high load I think this is more then suitable. James On Feb 16, 2010, at 8:51 AM, donovan jeffrey j wrote: > > On Feb 16, 2010, at 8:09 AM, aa wrote: > >> Someone advised me to insert in the DNS zone a list of MX records >> defined

Re: load balancing among mail servers

2010-02-16 Thread terry
Quoting Massimo Nuvoli : donovan jeffrey j ha scritto: On Feb 16, 2010, at 8:09 AM, aa wrote: Someone advised me to insert in the DNS zone a list of MX records defined with the same level of priority so the DNS server will choose one of them without invoking always the same mail server I

Re: load balancing among mail servers

2010-02-16 Thread Jordi Espasa Clofent
Use your favorite load-balance app. You have several options in BSD or GNU/Linux flavors. Personally I use with total success LVS+heartbeat to load-balance 3 Posfifix (only to send) with 70k account behind. ;)

Re: load balancing among mail servers

2010-02-16 Thread Patrick Chemla
Le 16/02/2010 17:47, donovan jeffrey j a écrit : DNS round robin is bad, it works but is defective for real load balancing. The client choose the IP to use, this is "random", and after can use the same ip for a while... this is not random. Again, I am doing every days exactly what required at

Re: load balancing among mail servers

2010-02-16 Thread Mark Goodge
On 16/02/2010 15:53, Eero Volotinen wrote: Well, It is bad because server (client) can cache ip address for long time and then one of your smtp server fails. It can take long time before server gets ip address of working smtp server.. The client is faulty in that case. If it fails to contact

Re: load balancing among mail servers

2010-02-16 Thread Wietse Venema
Massimo Nuvoli: > donovan jeffrey j ha scritto: > > > > On Feb 16, 2010, at 8:09 AM, aa wrote: > > > >> Someone advised me to insert in the DNS zone a list of MX records > >> defined with the same level of priority so the DNS server will choose > >> one of them without invoking always the same ma

Re: load balancing among mail servers

2010-02-16 Thread Eero Volotinen
2010/2/16 donovan jeffrey j : > > On Feb 16, 2010, at 10:39 AM, Massimo Nuvoli wrote: > >> donovan jeffrey j ha scritto: >>> >>> On Feb 16, 2010, at 8:09 AM, aa wrote: >>> Someone advised me to insert in the DNS zone a list of MX records defined with the same level of priority so the DNS

Re: load balancing among mail servers

2010-02-16 Thread donovan jeffrey j
On Feb 16, 2010, at 10:39 AM, Massimo Nuvoli wrote: donovan jeffrey j ha scritto: On Feb 16, 2010, at 8:09 AM, aa wrote: Someone advised me to insert in the DNS zone a list of MX records defined with the same level of priority so the DNS server will choose one of them without invoking al

Re: load balancing among mail servers

2010-02-16 Thread Banyan He
Depends on how many public IP addresses you have. I'd like recommend you to have a try with keepalived. It's the balancing service software. Open source. The front-end service keepalived will handle TCP request and forward to the back-end servers you have. You can also setup the filter also. Pr

Re: load balancing among mail servers

2010-02-16 Thread Massimo Nuvoli
donovan jeffrey j ha scritto: > > On Feb 16, 2010, at 8:09 AM, aa wrote: > >> Someone advised me to insert in the DNS zone a list of MX records >> defined with the same level of priority so the DNS server will choose >> one of them without invoking always the same mail server >> It could be a

Re: load balancing among mail servers

2010-02-16 Thread donovan jeffrey j
On Feb 16, 2010, at 8:09 AM, aa wrote: Someone advised me to insert in the DNS zone a list of MX records defined with the same level of priority so the DNS server will choose one of them without invoking always the same mail server It could be an idea, in my opinion, but I'd prefer a "le

Re: load balancing among mail servers

2010-02-16 Thread Patrick Chemla
Le 16/02/2010 15:09, aa a écrit : Someone advised me to insert in the DNS zone a list of MX records defined with the same level of priority so the DNS server will choose one of them without invoking always the same mail server It could be an idea, in my opinion, but I'd prefer a "less ran

Re: load balancing among mail servers

2010-02-16 Thread Eero Volotinen
2010/2/16 aa : > Hi, > I need to create an infrastructure that allows to divide a list of mails to > send among a series of postfix mail servers. > > For example, I imagine this situation so : > I install a series of postfix mail servers and when it's necessary to send a > mail it's enough to send