dovecot: master: Warning: Sent SIGKILL to 100 imap-login processes

absolutely_free at libero.it absolutely_free at libero.it
Sat Oct 7 01:28:18 EEST 2017


Hi,

this is now:

service imap {
# Most of the memory goes to mmap()ing files. You may need to increase this
# limit if you have huge mailboxes.
#vsz_limit = $default_vsz_limit

# Max. number of IMAP processes (connections)
process_limit = 1024
}

This was before:

service imap {
# Most of the memory goes to mmap()ing files. You may need to increase this
# limit if you have huge mailboxes.
#vsz_limit = $default_vsz_limit

# Max. number of IMAP processes (connections)
#process_limit = 1024
}


> Il 5 ottobre 2017 alle 21.28 Sami Ketola <sami.ketola at dovecot.fi> ha scritto:
> 
> 
> 
> > On 5 Oct 2017, at 22.16, absolutely_free at libero.it wrote:
> > 
> > Hi,
> > 
> > I am using Dovecot 2.2.32 (dfbe293d4)
> > 
> > I noticed lots of messages like:
> > 
> > dovecot: master: Warning: Sent SIGKILL to 100 imap-login processes
> > 
> > in /var/log/maillog
> > 
> > I commented out "process_limit"
> > 
> > 
> > service imap {
> > # Most of the memory goes to mmap()ing files. You may need to increase this
> > # limit if you have huge mailboxes.
> > #vsz_limit = $default_vsz_limit
> > 
> > # Max. number of IMAP processes (connections)
> > process_limit = 1024
> > }
> > 
> > 
> > but it seems that value doesn't change (still 100).
> > 
> > Any suggestions?
> > 
> > Thank you very much!
> 
> 
> So you just commented it out?
> 
> so then it’s using the default_process_limit:
> # doveconf -d | grep default_process_limit
> default_process_limit = 100
> 
> which is 100.
> 
> Sami


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