[Asterisk-Users] Performance: Xeon or Opteron?

[Rich Adamson]

Kristian Kielhofner wrote:
> Rich Adamson wrote:
>>>> Yep, there is a lot of chatter about how hardware "x" performs with 
>>>> Asterisk and while I/O is the primary mover, most designs today will 
>>>> handle the modest Asterisk install easily.   I've got a site where 
>>>> they use 6 lines and 15 users on a 500Mhz CPU w/512MB RAM and boot 
>>>> off a 2GB flash disk.
>>>>
>>>> VERY modest and absolutely dominates that particular install.
>>>>
>>>> Only in the larger installs will hardware be an issue, but even then 
>>>> it doesn't take much hardware (from a server perspective) to handle 
>>>> a LOT of Asterisk traffic.
>>>>
>>>> RandyW
>>>>
>>> The worst problem will be older hardware that doesn't play well with 
>>> Digium cards. The TDM400 is the one I have some experience with, and 
>>> even motherboards that are PCI 2.2 don't always see the TDM400
>>> The Sangoma A200 seems more forgiving.
>>> I have to wonder if the T1/E1 cards suffer  in a similar manner?
>>
>>
>> While talking with one of the sangoma folks very recently, he was 
>> rather emphatic the pci bus was designed to "share" interrupts. I was 
>> a little concerned as a test server had the wanpipe driver sharing an 
>> interrupt with libata and uhc1_hcd. His comment was "that's the way 
>> its suppose to work, sharing interrupts as needed". I've not had any 
>> recognizable issues with the A200D card at all, and faxing via a A200D 
>> fxs port to a A200D fxo (pstn) port functions 100% reliably.
>>
>> What that would suggest is the TDM400 pci firmware (whether on card 
>> logic or whatever) is the source of at least part of the TDM400 shared 
>> interrupt issue. I don't have any digium T1/E1 cards laying around, 
>> but if memory serves correctly, the T1/E1 cards do not use the same 
>> pci controller chip. That would suggest the T1/E1 cards are less of an 
>> issue then with the TDM400 card.
>>
> 
> The single port T1/E1 card (te110p) and the TDM400 both use the TigerJet 
> 320.

I guess they both would have the same issues then. ;)