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Posted to users@spamassassin.apache.org by Simon Loewenthal <si...@klunky.co.uk> on 2011/10/03 12:08:15 UTC

Minimal server specs for SA question

Hi there,

    I have to set-up a few low power SA boxes. Currently I'm used to
using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
are small.  I won't buy one unless I know it can do the job.  I know the
figures below are tiny, but I don't know the Intel Atoms and what they
can really do.

# of active Email addresses (excluding Email aliases) : 80
# of messages (including rejected) appox 3,500 daily
running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
clamav-milter).


hardware:
http://soekris.eu/shop/net6501_en/
1.6 Ghz Intel Atom E660  (1 core, 2 threads)
1024Mb RAM
Transcend mSATA SSD 32Gb MLC

Cheers for any commentary.

Best regards, Simon.





-- 
	Email  simon AT klunky DOT co DOT uk   
	PGP is optional: 4BA78604
	I won't accept your confidentiality
	agreement, and your Emails are kept.
      		       ~Ö¿Ö~


Re: Minimal server specs for SA question

Posted by Frank Leonhardt <fr...@extremecomputing.org.uk>.
> by LOEWENTHAL Simon-2 
> <http://old.nabble.com/user/UserProfile.jtp?user=747235> Oct 03, 2011; 
> 11:08amHi there:
>
>     I have to set-up a few low power SA boxes. Currently I'm used to
> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
> are small.  I won't buy one unless I know it can do the job.  I know the
> figures below are tiny, but I don't know the Intel Atoms and what they
> can really do.
>
> # of active Email addresses (excluding Email aliases) : 80
> # of messages (including rejected) appox 3,500 daily
> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
> clamav-milter).
>
>
> hardware:
> http://soekris.eu/shop/net6501_en/
> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
> 1024Mb RAM
> Transcend mSATA SSD 32Gb MLC
>
> Cheers for any commentary.
>

This year I decommissioned a box with a similar workload, but also 
running Apache and mySQL. It had a Celeron 700 and 256Mb of RAM. It was 
a little under-specified - it needed more RAM for peak loads, but as it 
was email, it just had to queue for a few seconds. It'd still be running 
but for one of the PATA drives - went flaky and replacements not readily 
available - and it was ~12 years old so owed me nothing.

For what it's worth, this was running FreeBSD, sendmail, postfix and 
dovecot (along with Apache/mySQL - which was pushing it). With just 
email and 1Gb of RAM you should be laughing. You could probably allocate 
half of it as a ramdisk for good effect. If you're using X.11, all bets 
are off!

You don't say what you're doing *with* the mail. If it's going into 
mailboxes with an IMAP server, you'll need more disk unless the users 
are well trained - or NFS?

Don't be scared of the Atom - I use them all the time. My concern is low 
energy, low maintenance (little heat = no fan). The boards I use take 
about <1A @ 12V (with 2.5" drives) and can realistically be run off 
Solar and a car battery.

Just remember Bayesian filtering is what eats CPU, if it comes to 
optimisation. But you're talking about a couple of emails a minute, 
which is nothing - I'd estimate they'd take between two and ten seconds 
each, even with Bayesian filtering - don't even thing of worrying until 
they hit fifteen a minute.

Regards, Frank.

-- 
--------------
Sent from my Cray XT5


Re: Minimal server specs for SA question

Posted by Matus UHLAR - fantomas <uh...@fantomas.sk>.
>On 2011-10-03, at 6:08 AM, Simon Loewenthal <si...@klunky.co.uk> wrote:
>>    I have to set-up a few low power SA boxes. Currently I'm used to
>> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>> are small.  I won't buy one unless I know it can do the job.  I know the
>> figures below are tiny, but I don't know the Intel Atoms and what they
>> can really do.

On 03.10.11 13:59, Alex B. wrote:
>I would also recommend turning off as many network checks as possible 
> in SA due to redundant and blocking I/O taking up the majority of 
> SA's processing times.

Network checks are very efficient and I do not recommend turning them 
off.

>You could also try enabling the compile rule plugin (Rules2XS I 
> believe?) and running sa-compile, however, our in-production 
> benchmarks did not record any performance increases, but it may help 
> you squeeze some slight fraction of performance increase from your 
> server.
-- 
Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
The 3 biggets disasters: Hiroshima 45, Tschernobyl 86, Windows 95

Re: Minimal server specs for SA question

Posted by Martin Hepworth <ma...@gmail.com>.
Dns cache on the actual SA machine makes a huge difference!

Martin

On Monday, 3 October 2011, Simon Loewenthal <si...@klunky.co.uk> wrote:
> Martin Hepworth <ma...@gmail.com> wrote:
>>
>> Also make sure youre running a caching nameserver to help with dns
requests
>>
>> Drop unknown recipients at the start before SA checks really stop alot of
junk too
>>
>> Martin
>>
>> On Monday, 3 October 2011, Alex B. <al...@6under.org> wrote:
>> >
>> >
>> > On 2011-10-03, at 6:08 AM, Simon Loewenthal <si...@klunky.co.uk> wrote:
>> >
>> >> Hi there,
>> >>
>> >>    I have to set-up a few low power SA boxes. Currently I'm used to
>> >> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>> >> are small.  I won't buy one unless I know it can do the job.  I know
the
>> >> figures below are tiny, but I don't know the Intel Atoms and what they
>> >> can really do.
>> >>
>> >> # of active Email addresses (excluding Email aliases) : 80
>> >> # of messages (including rejected) appox 3,500 daily
>> >> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
>> >> clamav-milter).
>> >>
>> >>
>> >> hardware:
>> >> http://soekris.eu/shop/net6501_en/
>> >> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
>> >> 1024Mb RAM
>> >> Transcend mSATA SSD 32Gb MLC
>> >>
>> >> Cheers for any commentary.
>> >>
>> >> Best regards, Simon.
>> >
>> >
>> > I would also recommend turning off as many network checks as possible
in SA due to redundant and blocking I/O taking up the majority of SA's
processing times.
>> >
>> > You could also try enabling the compile rule plugin (Rules2XS I
believe?) and running sa-compile, however, our in-production benchmarks did
not record any performance increases, but it may help you squeeze some
slight fraction of performance increase from your server.
>> >
>> >
>> >>
>> >
>>
>> --
>> --
>> Martin Hepworth
>> Oxford, UK
>
> Cheer. I both of those by default on all builds (reject unknown rcpt,
sa-compile & dns-cache on same network segment <1m/s)
>
> Cheers.
> --
> If you cannot beat them, try to côntrole them.

-- 
-- 
Martin Hepworth
Oxford, UK

Re: Minimal server specs for SA question

Posted by Simon Loewenthal <si...@klunky.co.uk>.
Martin Hepworth <ma...@gmail.com> wrote:

Also make sure youre running a caching nameserver to help with dns requests

Drop unknown recipients at the start before SA checks really stop alot of junk too

Martin

On Monday, 3 October 2011, Alex B. <al...@6under.org> wrote:
>
>
> On 2011-10-03, at 6:08 AM, Simon Loewenthal <si...@klunky.co.uk> wrote:
>
>> Hi there,
>>
>>    I have to set-up a few low power SA boxes. Currently I'm used to
>> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>> are small.  I won't buy one unless I know it can do the job.  I know the
>> figures below are tiny, but I don't know the Intel Atoms and what they
>> can really do.
>>
>> # of active Email addresses (excluding Email aliases) : 80
>> # of messages (including rejected) appox 3,500 daily
>> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
>> clamav-milter).
>>
>>
>> hardware:
>> http://soekris.eu/shop/net6501_en/
>> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
>> 1024Mb RAM
>> Transcend mSATA SSD 32Gb MLC
>>
>> Cheers for any commentary.
>>
>> Best regards, Simon.
>
>
> I would also recommend turning off as many network checks as possible in SA due to redundant and blocking I/O taking up the majority of SA's processing times.
>
> You could also try enabling the compile rule plugin (Rules2XS I believe?) and running sa-compile, however, our in-production benchmarks did not record any performance increases, but it may help you squeeze some slight fraction of performance increase from your server.
>
>
>>
>

-- 
-- 
Martin Hepworth
Oxford, UK


Cheer. I both of those by default on all builds (reject unknown rcpt, sa-compile & dns-cache on same network segment <1m/s)

Cheers.
-- 
If you cannot beat them, try to côntrole them.

Re: Minimal server specs for SA question

Posted by Martin Hepworth <ma...@gmail.com>.
Also make sure youre running a caching nameserver to help with dns requests

Drop unknown recipients at the start before SA checks really stop alot of
junk too

Martin

On Monday, 3 October 2011, Alex B. <al...@6under.org> wrote:
>
>
> On 2011-10-03, at 6:08 AM, Simon Loewenthal <si...@klunky.co.uk> wrote:
>
>> Hi there,
>>
>>    I have to set-up a few low power SA boxes. Currently I'm used to
>> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>> are small.  I won't buy one unless I know it can do the job.  I know the
>> figures below are tiny, but I don't know the Intel Atoms and what they
>> can really do.
>>
>> # of active Email addresses (excluding Email aliases) : 80
>> # of messages (including rejected) appox 3,500 daily
>> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
>> clamav-milter).
>>
>>
>> hardware:
>> http://soekris.eu/shop/net6501_en/
>> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
>> 1024Mb RAM
>> Transcend mSATA SSD 32Gb MLC
>>
>> Cheers for any commentary.
>>
>> Best regards, Simon.
>
>
> I would also recommend turning off as many network checks as possible in
SA due to redundant and blocking I/O taking up the majority of SA's
processing times.
>
> You could also try enabling the compile rule plugin (Rules2XS I believe?)
and running sa-compile, however, our in-production benchmarks did not record
any performance increases, but it may help you squeeze some slight fraction
of performance increase from your server.
>
>
>>
>

-- 
-- 
Martin Hepworth
Oxford, UK

Re: Minimal server specs for SA question

Posted by Axb <ax...@gmail.com>.
On 2011-10-06 12:09, Simon Loewenthal wrote:
> Axb<ax...@gmail.com>  wrote:
>
> On 2011-10-06 11:42, Simon Loewenthal wrote:
>> On 05/10/11 12:49, Henrik K wrote:
>>> On Mon, Oct 03, 2011 at 01:59:59PM -0400, Alex B. wrote:
>>>>
>>>> On 2011-10-03, at 6:08 AM, Simon Loewenthal<si...@klunky.co.uk>  wrote:
>>>>
>>>>> Hi there,
>>>>>
>>>>> I have to set-up a few low power SA boxes. Currently I'm used to
>>>>> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>>>>> are small. I won't buy one unless I know it can do the job. I know the
>>>>> figures below are tiny, but I don't know the Intel Atoms and what they
>>>>> can really do.
>>>>>
>>>>> # of active Email addresses (excluding Email aliases) : 80
>>>>> # of messages (including rejected) appox 3,500 daily
>>>>> running : Debian/ SA 3.3.1 and spamass-milter (with MTA postfix,
>>>>> clamav-milter).
>>>>>
>>>>>
>>>>> hardware:
>>>>> http://soekris.eu/shop/net6501_en/
>>>>> 1.6 Ghz Intel Atom E660 (1 core, 2 threads)
>>>>> 1024Mb RAM
>>>>> Transcend mSATA SSD 32Gb MLC
>>>>>
>>>>> Cheers for any commentary.
>>>>>
>>>>> Best regards, Simon.
>>>>
>>>> I would also recommend turning off as many network checks as possible in
>>>> SA due to redundant and blocking I/O taking up the majority of SA's
>>>> processing times.
>>> What the FUD?
>>>
>>> All default SA rules and functions use async DNS lookups. Processing time
>>> might be little longer yes, but CPU usage averages the same. You can run
>>> more scans in parallel.
>>>
>>> Of course there are some custom plugins out there that don't still use async
>>> lookups.
>>>
>> There is no way I would disable these network checks!
>>
>> To everyone who replied. Thank-you very much for all of your useful suggestions.
>> Looks like the Soekris will do the job, although the precide model I want has
>> not yet been released, and the BIOS is not ready (HyperThreading is
>> unimplemented, but they told me that they'll get around to it.)
>>
>> The Thomas-Krenn 1U 19" looks very nice [
>> http://www.thomas-krenn.com/en/server-systems/1u-rack-server/1u-intel-single-cpu/cse502-server-atom-d510.html
>> ] and I am very tempted as has dual cores. Sadly, the operating temperature
>> range is 0-20C, and the Soekris is 0-60C. I know that its possible that the box
>> will have to handle a max of 40C on some rare days so the Thomas-Krenn should be
>> discounted. Shame as its cheaper and powerful in comparison.
>
> a datacenter or server room which peaks 40C? Most brand servers
> (IBM/HP/etc) would have probably shutdown by then
>
> Nowadays, most "modern" datacenters run at 24C which is a non issue for
> the TK boxes.
>
>
> Agreed, but this wont be installed in a data centre :( An office in a warm country.

ok.. totally convinced :)

Re: Minimal server specs for SA question

Posted by Axb <ax...@gmail.com>.
On 2011-10-06 11:42, Simon Loewenthal wrote:
> On 05/10/11 12:49, Henrik K wrote:
>>  On Mon, Oct 03, 2011 at 01:59:59PM -0400, Alex B. wrote:
>>>
>>>  On 2011-10-03, at 6:08 AM, Simon Loewenthal<si...@klunky.co.uk>   wrote:
>>>
>>>>  Hi there,
>>>>
>>>>      I have to set-up a few low power SA boxes. Currently I'm used to
>>>>  using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>>>>  are small.  I won't buy one unless I know it can do the job.  I know the
>>>>  figures below are tiny, but I don't know the Intel Atoms and what they
>>>>  can really do.
>>>>
>>>>  # of active Email addresses (excluding Email aliases) : 80
>>>>  # of messages (including rejected) appox 3,500 daily
>>>>  running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
>>>>  clamav-milter).
>>>>
>>>>
>>>>  hardware:
>>>>  http://soekris.eu/shop/net6501_en/
>>>>  1.6 Ghz Intel Atom E660  (1 core, 2 threads)
>>>>  1024Mb RAM
>>>>  Transcend mSATA SSD 32Gb MLC
>>>>
>>>>  Cheers for any commentary.
>>>>
>>>>  Best regards, Simon.
>>>
>>>  I would also recommend turning off as many network checks as possible in
>>>  SA due to redundant and blocking I/O taking up the majority of SA's
>>>  processing times.
>>  What the FUD?
>>
>>  All default SA rules and functions use async DNS lookups. Processing time
>>  might be little longer yes, but CPU usage averages the same.  You can run
>>  more scans in parallel.
>>
>>  Of course there are some custom plugins out there that don't still use async
>>  lookups.
>>
> There is no way I would disable these network checks!
>
> To everyone who replied. Thank-you very much for all of your useful suggestions.
> Looks like the Soekris will do the job, although the precide model I want has
> not yet been released, and the BIOS is not ready (HyperThreading is
> unimplemented, but they told me that they'll get around to it.)
>
> The Thomas-Krenn 1U 19" looks very nice [
> http://www.thomas-krenn.com/en/server-systems/1u-rack-server/1u-intel-single-cpu/cse502-server-atom-d510.html
> ] and I am very tempted as has dual cores. Sadly, the operating temperature
> range is 0-20C, and the Soekris is 0-60C. I know that its possible that the box
> will have to handle a max of 40C on some rare days so the Thomas-Krenn should be
> discounted. Shame as its cheaper and powerful in comparison.

a datacenter or server room which peaks 40C? Most brand servers 
(IBM/HP/etc) would have probably shutdown by then

Nowadays, most "modern" datacenters run at 24C which is a non issue for 
the TK boxes.

Re: Minimal server specs for SA question

Posted by Henrik K <he...@hege.li>.
On Mon, Oct 03, 2011 at 01:59:59PM -0400, Alex B. wrote:
> 
> 
> On 2011-10-03, at 6:08 AM, Simon Loewenthal <si...@klunky.co.uk> wrote:
> 
> > Hi there,
> > 
> >    I have to set-up a few low power SA boxes. Currently I'm used to
> > using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
> > are small.  I won't buy one unless I know it can do the job.  I know the
> > figures below are tiny, but I don't know the Intel Atoms and what they
> > can really do.
> > 
> > # of active Email addresses (excluding Email aliases) : 80
> > # of messages (including rejected) appox 3,500 daily
> > running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
> > clamav-milter).
> > 
> > 
> > hardware:
> > http://soekris.eu/shop/net6501_en/
> > 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
> > 1024Mb RAM
> > Transcend mSATA SSD 32Gb MLC
> > 
> > Cheers for any commentary.
> > 
> > Best regards, Simon.
> 
> 
> I would also recommend turning off as many network checks as possible in
> SA due to redundant and blocking I/O taking up the majority of SA's
> processing times.

What the FUD?

All default SA rules and functions use async DNS lookups. Processing time
might be little longer yes, but CPU usage averages the same.  You can run
more scans in parallel.

Of course there are some custom plugins out there that don't still use async
lookups.


Re: Minimal server specs for SA question

Posted by "Alex B." <al...@6under.org>.

On 2011-10-03, at 6:08 AM, Simon Loewenthal <si...@klunky.co.uk> wrote:

> Hi there,
> 
>    I have to set-up a few low power SA boxes. Currently I'm used to
> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
> are small.  I won't buy one unless I know it can do the job.  I know the
> figures below are tiny, but I don't know the Intel Atoms and what they
> can really do.
> 
> # of active Email addresses (excluding Email aliases) : 80
> # of messages (including rejected) appox 3,500 daily
> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
> clamav-milter).
> 
> 
> hardware:
> http://soekris.eu/shop/net6501_en/
> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
> 1024Mb RAM
> Transcend mSATA SSD 32Gb MLC
> 
> Cheers for any commentary.
> 
> Best regards, Simon.


I would also recommend turning off as many network checks as possible in SA due to redundant and blocking I/O taking up the majority of SA's processing times.

You could also try enabling the compile rule plugin (Rules2XS I believe?) and running sa-compile, however, our in-production benchmarks did not record any performance increases, but it may help you squeeze some slight fraction of performance increase from your server.


> 

Re: Minimal server specs for SA question

Posted by Axb <ax...@gmail.com>.
On 2011-10-03 12:08, Simon Loewenthal wrote:
> Hi there,
>
>      I have to set-up a few low power SA boxes. Currently I'm used to
> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
> are small.  I won't buy one unless I know it can do the job.  I know the
> figures below are tiny, but I don't know the Intel Atoms and what they
> can really do.
>
> # of active Email addresses (excluding Email aliases) : 80
> # of messages (including rejected) appox 3,500 daily
> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
> clamav-milter).
>
>
> hardware:
> http://soekris.eu/shop/net6501_en/
> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
> 1024Mb RAM
> Transcend mSATA SSD 32Gb MLC

got a couple of similar setups for a handfull of small schools.

I'd suggest Supermicro Atom 510 1.8GHz with 2 cores + IPMI like these:

http://www.thomas-krenn.com/en/server-systems/1u-rack-server/1u-intel-single-cpu/1he-intel-atom-d525-single-cpu-cse502-server.html

or 1.66GHz  without IPMI

http://www.thomas-krenn.com/en/server-systems/1u-rack-server/1u-intel-single-cpu/cse502-server-atom-d510.html


I have Intel 80GB SSDs in them - zero issues. I love these little boxes.




Re: Minimal server specs for SA question

Posted by Benny Pedersen <me...@junc.org>.
On Mon, 03 Oct 2011 12:08:15 +0200, Simon Loewenthal wrote:

> hardware:
> http://soekris.eu/shop/net6501_en/
> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
> 1024Mb RAM
> Transcend mSATA SSD 32Gb MLC
>
> Cheers for any commentary.

try boot one of your current xeons with mem=1024 in kernel boot line

soekris is nice, have a 4801 myself with 7 ethernet



Re: Minimal server specs for SA question

Posted by Martin Gregorie <ma...@gregorie.org>.
On Mon, 2011-10-03 at 12:08 +0200, Simon Loewenthal wrote:
> Hi there,
> 
>     I have to set-up a few low power SA boxes. Currently I'm used to
> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
> are small.  I won't buy one unless I know it can do the job.  I know the
> figures below are tiny, but I don't know the Intel Atoms and what they
> can really do.
> 
> # of active Email addresses (excluding Email aliases) : 80
> # of messages (including rejected) appox 3,500 daily
> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
> clamav-milter).
> 
I've no direct experience of Intel Atom boxes, but here are the stats
scraped out of my maillogs with a gawk script:
                Min                     Avg      Max
Scan times:     0.9 (   3420 bytes)     3.6     88.2 (  50881 bytes)
Msg sizes:     2524 (    5.2 secs )    8046   353644 (    6.4 secs )
Messages:      2058

Scan times are in seconds and will be affected by line delays. Sometimes
my broadband speed drops to under 100 kB/s and the latency goes through
the floor, which is probably why the biggest message (350 kB) took only
6.4 secs to scan while the longest scan time (88.2 secs) was only a 50
kB message.

The box in question is an 855MHz P3 with 512 MB RAM and a 160GB WD
5400rpm IDE disk, so is probably slower than your target hardware. It's
running SA 3.3.2 under RedHat Fedora 13  and is not a dedicated spamd
box.

Martin




Re: Minimal server specs for SA question

Posted by Simon Loewenthal <si...@klunky.co.uk>.
On 10/03/2011 12:16 PM, Matus UHLAR - fantomas wrote:
> On 03.10.11 12:08, Simon Loewenthal wrote:
>>    I have to set-up a few low power SA boxes. Currently I'm used to
>> using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>> are small.  I won't buy one unless I know it can do the job.  I know the
>> figures below are tiny, but I don't know the Intel Atoms and what they
>> can really do.
>>
>> # of active Email addresses (excluding Email aliases) : 80
>> # of messages (including rejected) appox 3,500 daily
>> running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
>> clamav-milter).
>>
>>
>> hardware:
>> http://soekris.eu/shop/net6501_en/
>> 1.6 Ghz Intel Atom E660  (1 core, 2 threads)
>> 1024Mb RAM
>> Transcend mSATA SSD 32Gb MLC
>
> that should be enough for more users/messages. of course, it depens on
> other services that should run on the machine.
Apache with Roundcube.
Thats it.

-- 
	Email  simon AT klunky DOT co DOT uk   
	PGP is optional: 4BA78604
	I won't accept your confidentiality
	agreement, and your Emails are kept.
      		       ~Ö¿Ö~


Re: Minimal server specs for SA question

Posted by Matus UHLAR - fantomas <uh...@fantomas.sk>.
On 03.10.11 12:08, Simon Loewenthal wrote:
>    I have to set-up a few low power SA boxes. Currently I'm used to
>using Intel Xeon 2.6Ghz with 16Gb of memory, but these proposed boxes
>are small.  I won't buy one unless I know it can do the job.  I know the
>figures below are tiny, but I don't know the Intel Atoms and what they
>can really do.
>
># of active Email addresses (excluding Email aliases) : 80
># of messages (including rejected) appox 3,500 daily
>running : Debian/ SA 3.3.1 and spamass-milter  (with MTA postfix,
>clamav-milter).
>
>
>hardware:
>http://soekris.eu/shop/net6501_en/
>1.6 Ghz Intel Atom E660  (1 core, 2 threads)
>1024Mb RAM
>Transcend mSATA SSD 32Gb MLC

that should be enough for more users/messages. of course, it depens on 
other services that should run on the machine.
-- 
Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
We are but packets in the Internet of life (userfriendly.org)