Viewing posts for the category Postgresql
So I recently had a problem, where postgresql would run out of max concurrent connections .. and I wasn'T sure what caused it.
I uploaded the photos I took @ Linuxwochen 2018 Vienna (3rd - 5th May) to my gallery:
So while tracking down problems with performance with (webmail - ) clients I found out, that the problem is - at least partly - related to the sheer amount of IMAP folders (dbmail_mailboxes) a user had ( > 3500 !).