Cyrus tweaks (slow on roundcube)

[signaldeveloper at gmail.com]

Andre,

Really? What should it be? I was curious and checked.. Entropy on some of my other big time production servers for email is only about 200) and its lightning fast?

- Paul

> On Sep 10, 2015, at 5:00 PM, Andre Felipe Machado <andremachado at techforce.com.br> wrote:
> 
> Hello,
> Entropy of 158 is way too low for production servers. And this *MAY* cause weird
> slowness without logging any  errors.
> You could install "haveged" and configure for max threshold levels on production
> servers.
> https://packages.debian.org/search?keywords=haveged
> 
> Regards.
> 
> Andre Felipe
> http://www.techforce.com.br
> 
> 
> 
> signaldeveloper at gmail.com wrote ..
>> Rudy,
>> 
>> Entropy is 158 I just looked. And as far as compiling against urandom, to be
> honest
>> I'm
>> not sure. 
>> 
>> - Paul
>> 
>> 
>> 
>> 
>>> On Sep 6, 2015, at 9:50 PM, Rudy Gevaert <Rudy.Gevaert at UGent.be> wrote:
>>> 
>>> 
>>> Quoting signaldeveloper at gmail.com, Mon, 07 Sep 2015:
>>> 
>>>> Hosts file is fine I checked that, thanks. Kolab uses 389 to  
>>>> authenticate for everything, so Cyrus is using LDAP as you can see  
>>>> above. I think the problem lies in the constant TLS logins into  
>>>> Cyrus for every click:
>>>> 
>>>> imap[2281]: login: localhost [::1] johndoe at domain.com PLAIN+TLS User  
>>>> logged in  
>>>> SESSIONID=<es1.domain.com-2281-1441500890-1-15740725055571902363>
>>>> Sep  5 20:54:51 es1 imap[2281]: USAGE johndoe at domain.com user:  
>>>> 0.009998 sys: 0.006999
>>>> 
>>>> 
>>>> Again its only one user, on roundcube... I am afraid to put any more  
>>>> users on it. There doesn't seem to be much of performance tweaks  
>>>> with Cyrus around the web either...
>>> 
>>> does your system have enough entropy?
>>> 
>>> Is saslauthd compiled against /dev/urandom?
>>> 
>>> Rudy
>>> 
>>> -- 
>>> -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
>>> Rudy Gevaert                             e-mail: Rudy.Gevaert at UGent.be
>>> Directie ICT, Afdeling Infrastructuur
>>> Groep Systemen                                      tel: +32 9 264 4750
>>> Universiteit Gent                                   fax: +32 9 264 4994
>>> Krijgslaan 281, gebouw S9, 9000 Gent, Belgie               www.UGent.be
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>>> 
>>> 
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