Paul J Stevens wrote: > How do you 'count' connections? lsof, netstat, ps?? >
/var/run/dbmail-imapd.state, and I only count ones that are logged into
a user.
This was done because this did in fact become an actual problem (all
[300] slots used) wherein users could not login and would complain
"email is broken".
> What are the relevant settings in dbmail.conf look like?
>
NCHILDREN = 5
MAXCHILDREN = 300
MINSPARECHILDREN = 5
MAXSPARECHILDREN = 10
MAXCONNECTS = 2
> What version of dbmail are you using?
>
* OK dbmail imap (protocol version 4r1) server 2.2.13 ready to run
> Have you tried tweaking TIMEOUT in dbmail.conf?
>
#
# Idle time allowed before a connection is shut off.
#
TIMEOUT = 300
and yes, this is the value under both [DBMAIL] and [IMAP]
>
>
> tabris wrote:
>
>> as per the attached email, I some time ago had to make a script that
>> would count the number of total IMAP connections, and if it exceeded 200
>> (250 is probably safe, but i've seen it at 253 before with the limit set
>> to 200, checking every 30 minutes), it would stop and restart dbmail.
>>
>> This is with stunnel in front, and afaict all of the users with inflated
>> numbers are using Outlook (2003 probably). I've tried tweaking various
>> settings in stunnel in case outlook was being idle but not hanging up,
>> but nothing has worked.
>>
>> Is this 'normal' ? I've considered imapproxy, but if Outlook isn't
>> hanging up, it wouldn't help much.
>>
>>
>> ------------------------------------------------------------------------
>>
>> Subject:
>> automated restart of dbmail - 211 connections
>> From:
>> r...@aboundlogic.com
>> Date:
>> Wed, 27 Jan 2010 18:30:16 +0100 (CET)
>> To:
>> a...@aboundlogic.com
>>
>> To:
>> a...@aboundlogic.com
>>
>>
>> This is a note from pigeon that 211 connections were found on dbmail-imapd.
>> We have restarted dbmail-imapd for you.
>> Have a nice day
>>
>>
>> pauln 33
>> jsweil 23
>> yliu 16
>> ppiquet 16
>> pgomez 14
>> pdiehl 14
>> peers 13
>> olepape 11
>> etoublanc 11
>> franck 9
>> jean-paul.clavequin 7
>> christian.magne 7
>> tlemeunier 6
>> gservel 6
>> francois 6
>> pboitier 5
>> tdaniel 3
>> jean.barbier 3
>> thitana 2
>> gpulini 2
>> asirianni 2
>> freblewski 1
>> aabrantes 1
>>
>>
>> ------------------------------------------------------------------------
>>
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>
>
>
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