Directors and LMTP: mailAlternateAddress of same user

2020-10-22 Thread Paterakis E. Ioannis
Good evening everyone, I'd like to paste a problem i experience the last days with a mail cluster system based on three dovecot servers and two directors in front of them. The Directors are proxying the auth requests to the dovecot servers below (LDAP). The protocols i use are imap/managesie

Re: Directors and LMTP: mailAlternateAddress of same user [solved]

2020-10-28 Thread Paterakis E. Ioannis
On 26/10/2020 8:54 π.μ., Vincent Brillault wrote: Dear Ioannis, I've searched around for a solution to this, and figured out that a special userdb {} section in the protocol lmtp {} section, with driver = ldap etc etc so that i 'd be able to "show" the correct user to the lmtp might work, but

Re: Dovecot Director scaling / performance

2020-12-15 Thread Paterakis E. Ioannis
From my short experience, we run 2 directors and 3 dovecot servers behind them, with approx. 800 concurent users/dovecot server without any problems. During peak times, they go as high as 2000-2200 users/dovecot server, again without any problems. These 2 directors are behind a haproxy, so i

Re: dovecot director and keepalived

2021-03-14 Thread Paterakis E. Ioannis
On 14/3/2021 6:52 μ.μ., Steven Varco wrote: Hi All I’m trying to establish a dovecot HA setup with two loadbalancers, running keepalived for sharing a virtual public IP. On the same machines I’m running a dovecot director which proxies the requests to two underlying mail servers (on seperate

Re: dovecot director and keepalived

2021-03-15 Thread Paterakis E. Ioannis
On 15/3/2021 6:09 μ.μ., Steven Varco wrote: Hi John Thanks for you input. So you basically state that („physically“) separating the director servers from keepalive/haproxy servers is the only option? I would like to avoid setting up two additional machines for that whenever possible, as any

Re: dovecot director and keepalived

2021-03-15 Thread Paterakis E. Ioannis
On 15/3/2021 9:11 μ.μ., Aki Tuomi wrote: On 15/03/2021 20:54 Paterakis E. Ioannis wrote: On 15/3/2021 6:09 μ.μ., Steven Varco wrote: Hi John Thanks for you input. So you basically state that („physically“) separating the director servers from keepalive/haproxy servers is the only