Growing number of dovecot processes

Alessio Cecchi alessio at
Tue May 24 06:47:22 UTC 2016

Il 23/05/2016 19:16, John Oliver ha scritto:
> OS is CentOS 6, dovecot-2.0.9-19
> Just started using this server as a replacement for an old Debian server
> running an old dovecot.  The number of dovecot processes just grows and
> grows until there are 100 concurrent login processes (we have maybe 40
> or 50 users), and then nobody can log in any more.  A reload resets, but
> the number of stuck processes climbs very quickly.

Switch to "High-performance mode" [...] It works by using a number of 
long running login processes [...]

Alessio Cecchi
Postmaster @

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