[ejabberd] Quick login but really slow roster delivery

Evgeniy Khramtsov xramtsov at gmail.com
Sat Mar 5 12:43:13 MSK 2011

05.03.2011 17:59, Peter Schwindt wrote:
> (ejabberd 2.1.5, erlang r14)
> Morning,
> a problem we're experiencing quite often: After the system restarted,
> people can login quite fast, but they have to wait minutes for their roster.
> Is there any chance to speed things up? Most tables are in mysql, as are
> rostergroups and rosterusers. I suspect user_caps.DAT, which still lies
> in mnesia (1.4G)

Try to increase iqdisc option for mod_roster: 20 is a good start.

Evgeniy Khramtsov, ProcessOne.
xmpp:xram at jabber.ru.

More information about the ejabberd mailing list