[Dovecot] Outlook 2010 very slow when using IMAP - are there any tweaks?

Kaya Saman kayasaman at gmail.com
Mon Jul 2 18:43:18 EEST 2012


On Mon, Jul 2, 2012 at 4:31 PM, Giles Coochey <giles at coochey.net> wrote:
> On 02/07/2012 16:22, Giles Coochey wrote:
>>
>> The size is in KB. I'm afraid cache-timeout and the inner workings
>> would be something only Timo or the Source Code know :-)
>>
> http://wiki2.dovecot.org/Authentication/Caching
>
> the TTL setting is in seconds - perhaps what you are looking for?
>
>
>
> --
> Regards,
>
> Giles Coochey, CCNA, CCNAS
> NetSecSpec Ltd
> +44 (0) 7983 877438
> http://www.netsecspec.co.uk
> giles.coochey at netsecspec.co.uk
>
>
> --
> Regards,
>
> Giles Coochey, CCNA, CCNAS
> NetSecSpec Ltd
> +44 (0) 7983 877438
> http://www.coochey.net
> http://www.netsecspec.co.uk
> giles at coochey.net
>
>

Thanks for that!

I added this:

auth_cache_size = 4096
auth_cache_ttl = 14400

to my config and checked with dovecot -n

I actually managed to knock 13 seconds of the original transfer time! :-)

Good but not good enough especially when some of our users have round
20GB of PST file :-(


Regards,


Kaya


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