As far as I know, you need one sogo prefork for every single EAS client. Every sogo prefork needs some ram...
2018-01-05 16:26 GMT+01:00 Karl Hoffner <[email protected]>: > We have a single instance iRedmail/iRedAdmin-Pro/MySQL/SOGo instance > running on CentOS. We initially started the server with about 40-50 > mailboxes and users and had little or no issues. We recently added about > 1500 mailboxes with 1500 users. All users will be using EAS - thus the need > for SOGo and ActiveSync. Since the addition of the users we cannot use the > SOGo web interface or iRedAdmin-Pro unless we restart the sogod service. > This is required about every couple minutes. Sometimes as little as 60 > seconds and in off hours, perhaps up to 5-6 minutes.. I did create a > restart fiunction to restart the service every 5 minutes. This was not > working as we still were unable to access. So we had it down to 2 minutes. > This helped, but if you were sending message at that time, it would fail > and you would have to rewrite. > > We have made changes to the PREFORK (initial default at 3), increase to > 30, then increased to 50, then 100; now at 500. (Larger numbers than 500 > prevent sogod from starting) > We also had to up the SQL max_connections to 700 to function. > We increased the WOWorkersCount to 500 then to 1800 (1500 EAS + 20%) > We tried moving EAS to a new port and spawning its own process using the > instructions in the following link; the new service will not start > indicating the port is in use. > https://sogo.nu/nc/support/faq/article/dedicated- > separate-sogo-instance-for-activesync.html > Using ps -A, only one instance is using 127.0.0.1:20000 and none on 30000 > as per the instructions. Apparently the GNUstepDefaults file is not being > read?? Anyway, this failed and we still basically have an unusable email > server. > > Any help would be welcome as we requested professional support from SOGo > with no contact back. If we cannot resolve, we will be forced to find an > alternative as the performance for this many users is unacceptable. I was > and am hoping to not have to waste the time to recreate a new mail server. > > CentOS: 7.36.1611 w/8 CPU and 16 GB memory > iRedmail 0.9.6 MARIADB edition > iRedAdmin-Pro 2.6.0 > > Regards, > Karl > > > CONFIDENTIALITY NOTICE: This electronic mail transmission and any > documents, files, or previous e-mail messages attached to it may contain > confidential information and are solely for the use of the individual or > entity to which they were intended. If you have received this message in > error, please notify the sender immediately by e-mail, discard any paper > copies, and delete all electronic files of the message. > -- > [email protected] > https://inverse.ca/sogo/lists -- [email protected] https://inverse.ca/sogo/lists
