OT: Run MScanner in a virtualized environment.

[Ugo Bellavance]

Arjan Schrijver wrote:
> Anthony Cartmell wrote:
>>> Hi guys, i know that it's not recomendable to run MS on virtualized HW
>>> because of it's high cpu/io load. However, i'm doing some research
>>> because my boss required it.
>>
>> I have it running on a high-powered Xen VPS (with 2G RAM available and 
>> eight processor cores shared between the VPS instances) and it works 
>> fine. Only processing ~800 messages per day so probably not a very 
>> useful test though. I'll be moving more mail through it soon, so might 
>> get to see how well it works then. My other server, non VPS but with 
>> the same memory but only twin processors, manages 10,000 messages per 
>> day without much problem.
>>
> Running OpenVZ here (no performance impact), on 4 virtual MailScanner 
> servers. They each process about 40.000 messages a day, through both 
> SpamAssassin and ClamAV. The hardware consists of four servers with 
> 4x2GHz cores and 2GB RAM. Each server runs one container. The 
> performance is exactly the same as when the same servers were running 
> MailScanner natively (not virtualized).
> But this is of course only possible with OpenVZ or Virtuozzo, because it 
> doesn't virtualize the complete hardware but only the kernel.

I also use OpenVZ, about 40 000 emails/day on that gateway, about 800 
000 smtp connects/day (using BarricadeMX).

The server is a quad core xeon, and runs this MailScanner system and an 
asterisk PBX.

Ugo