Re: [Dovecot] Director mailserver health monitoring script

2010-08-20 Thread Brad Davidson
Timo, > -Original Message- > From: Timo Sirainen [mailto:t...@iki.fi] > > Why HOST-SET 0 + HOST-FLUSH, rather than HOST-REMOVE? The script gets the mailserver list from the director at the beginning of each poll cycle. If I remove a downed host, I'll never check it again to know when i

Re: [Dovecot] Director mailserver health monitoring script

2010-08-20 Thread Timo Sirainen
On Thu, 2010-08-19 at 14:01 -0700, Brad Davidson wrote: > * Disables or enables mailservers (by altering the vhost count) as > necessary Why HOST-SET 0 + HOST-FLUSH, rather than HOST-REMOVE?

[Dovecot] Director mailserver health monitoring script

2010-08-19 Thread Brad Davidson
Timo et al; The last bit of functionality that the Dovecot director is missing compared to our existing load balancers is mailserver health monitoring. As I understand it, if a mailserver goes down, Dovecot does not take any action to route connections around the offline node, and will keep trying