Re: switch to cyrus murder (aggregator) feedback

2014-09-22 Thread Michael Menge
Quoting Michael Menge : If you give me some other names, I might be able to see why... I will send the to you and not to the list, as some names may contain non public informations. on closer inspection one other case proved to be a race condition in sync_client. Sync_client tried to sync a

Re: switch to cyrus murder (aggregator) feedback

2014-09-22 Thread Michael Menge
Quoting Bron Gondwana : Since the migration we discovered some small issues and some bugs. 1. usually Cyrus is not CPU bound. One exception is the mupdate master keeping encrypted connection to all frontends and establishing new encrypted connections from the backend for every mailbox c

Re: High avaliabilty for IMAP/PROXY

2014-09-22 Thread k...@rice.edu
On Mon, Sep 22, 2014 at 03:09:13PM +0200, Marc Patermann wrote: > k...@rice.edu schrieb (18.09.2014 21:43 Uhr): > > > >These are all located behind our Citrix Netscaler boxes. You should > >be able to replicate their function with either haproxy or nginx. > What does the Netscaler do in this scenar

Re: switch to cyrus murder (aggregator) feedback

2014-09-22 Thread Nic Bernstein
Michael, I'd like to thank you for having written up such a succinct and reasonable description of a well thought out murder installation. Lot's of good information here, especially for people who may be considering a move like yours. This could be the bones of a good Wiki article. Cheers,

Re: High avaliabilty for IMAP/PROXY

2014-09-22 Thread Marc Patermann
k...@rice.edu schrieb (18.09.2014 21:43 Uhr): > On Thu, Sep 18, 2014 at 12:07:57PM -0700, Vincent Fox wrote: >> On 9/18/2014 11:58 AM, Fabio S. Schmidt wrote: >>> Does anyone have any better ideas to improve the high availability? I >>> was wondering about using HAPROXY vs NGINX but I do not know t

Re: switch to cyrus murder (aggregator) feedback

2014-09-22 Thread Bron Gondwana
On Mon, Sep 22, 2014, at 09:20 PM, Michael Menge wrote: > Hi, > > 3 weeks ago we changed our changed cyrus imap servers form stand > alone systems to a cyrus murder cluster. We have ~44000 accounts, > ~457000 Mailboxes, and 2x6.5 TB Mails > > In our previos setup we had 6 cyrus imap 2.4.17 server

switch to cyrus murder (aggregator) feedback

2014-09-22 Thread Michael Menge
Hi, 3 weeks ago we changed our changed cyrus imap servers form stand alone systems to a cyrus murder cluster. We have ~44000 accounts, ~457000 Mailboxes, and 2x6.5 TB Mails In our previos setup we had 6 cyrus imap 2.4.17 servers running as KVM VMs with 8 GB memory and 4 Cores each, on an HP Blad