central amavis machine for in and outbound
lists at kokelnet.de
Fri Nov 18 06:57:15 CET 2011
Am 17.11.2011 20:58, schrieb Patrick Ben Koetter:
>> >30.000 msg overall, including spam, or filtered messages?
>> Yes, overall. Got this values from mailgraph...
> 2 servers for in- and 2 for outbound mail is FAR too much!
Yeah, I thought of differentiate an in- and outbound server for
My outbound traffic is really low, so I thought here of a virtual
machine for the outbound machine, if a central amavisd makes sense.
> Look at this breakdown:
> 30.000÷30 = 1.000 msg/day
> 1.000÷24 = 41,666666667 msg/hour
> 42÷60 = 0,7 msg/minute
> 0,7÷60 = 0,011666667 msg/sec
> Ordinary hardware (!) with cheap HDs can do about 20 msg/sec without
> problem. If you go and buy a good RAID controller incl. a BBU and add
> reasonably fast harddiscs you can easily take this up to 60 msg/sec.
> hardware gives you 100 msg/sec and more.
> Ordinary hardware:
> 20×60 = 1.200 msg/min
> 1.200×60 = 72.000 msg/hour
> 72.000×24 = 1.728.000 msg/day
> 1.728.000×30 = 51.840.000 msg/month
> That's 1.728 times much more performance than you need right now.
Wow, much thanks for your calculation that's really gave me a reality
Honestly, I'm very happy getting here such qualitative answers, even
for a little like me.
> I doubt that 0,011666667 msg/sec impose a problem for a shared
That sounds good.
Well, now I'm going to plan with decentralized amavisd-new setup on 2
machines for in- and outbound.
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