[Spce-user] Σχετ: Sip Provider CE specs

Andreas Granig agranig at sipwise.com
Fri Apr 5 06:45:37 EDT 2013


The whole system is really mainly I/O bound. According to our 
performance tests, you should use a battery backed raid controller with 
10k rpm disks and write cache enabled, or alternatively high-end SSDs 
(you need those with high numbers of write cycles to avoid replacing 
them every 6 months).

Also, the more RAM, the better. 4GB is rather the lower limit, I'd go 
with 16GB.

These two factors make running the SPCE on virtual environments rather 


On 04/05/2013 10:04 AM, Theodoros Kafantaris wrote:
> Dear All,
> In order not to be misunderstood I would like to rephrase my question “B”.
> We would like you to verify whether *SIP provider CE *with
> recommended* HW *(Dual-core x86_64 compatible 3GHz, 4GB RAM, 128GB HDD)
> can support the performance below or not:
> *50.000 Subscriber Lines*
> *180.000 Busy Hour Call Attempts*
> *50 Call Attempts per Second*
> *2.000 Concurrent Calls*
> *Unlimited number of Class4 Peerings*
> *Unlimited number of SIP Peerings*
> Please have in mind that we have installed *SIP provider CE *according
> to the provided procedure by you .
> Having this standard architecture implemented, RTP packets from user A
> to B will be routed to each other, passing via *SIP provider CE.*
> Could you please verify that the recommended* HW/Architecture/Topology
> *can support the above performance value when media(audio or video)
> follows that path?
> If not do you suggest the usage of a STUN server instead (Question A)?
> Best Regards.
> ------------------------------------------------------------------------
> *Απο:* Kevin Masse <kmasse at questblue.com>
> *Προς:* Jeremie Chism <jchism2 at gmail.com>; Theodoros Kafantaris
> <thkafadaris at yahoo.gr>
> *Κοιν.:* spce-user at lists.sipwise.com
> *Στάλθηκε:* 2:31 π.μ. Παρασκευή, 5 Απριλίου 2013
> *Θέμα:* RE: [Spce-user] Sip Provider CE specs
> Greetings, I agree with Jeremie on server load.  There really isn’t much
> to a load when everything is working as expected.
> My only comment is  in question b as listed below.
> It would greatly help to understand your configuration before a firm
> answer can be provided with theories on volume.
> Will you be using Sipwise as a SBC?
> Kevin
> *From:*spce-user-bounces at lists.sipwise.com
> [mailto:spce-user-bounces at lists.sipwise.com] *On Behalf Of *Jeremie Chism
> *Sent:* Thursday, April 04, 2013 7:23 PM
> *To:* Theodoros Kafantaris
> *Cc:* spce-user at lists.sipwise.com
> *Subject:* Re: [Spce-user] Sip Provider CE specs
> The load is almost zero with several hundred subscribers. I would expect
> the recommended hardware and subscribers to be close. I'm sure Kevin
> could vouch for server load since he has more on a single server.
> Sent from my iPhone
> On Apr 4, 2013, at 4:14 PM, Theodoros Kafantaris <thkafadaris at yahoo.gr
> <mailto:thkafadaris at yahoo.gr>> wrote:
>     Dear Sipwise Team,
>     I have 2 questions:
>     a)Can I use a Stun server in order to avoid media stream from going
>     though the Sip Provider CE?
>     b)What is the load that the SIP Provider CE can handle with
>     recommended HW ( Dual-core x86_64 compatible 3GHz, 4GB RAM, 128GB
>     HDD) setup taking all the media streams through itself?
>     Best Regards,
>     Theo
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