[asterisk-users] AWS/EC2 server selection

Jeff LaCoursiere jeff at jeff.net
Sun Mar 8 11:10:58 CDT 2015

Still a shared resource.  I don't see the benefit.

Even beyond the shared resource bit, with the kind of IO you are likely 
to be pushing, you will want a decent NAS with lots of spindles and 
fibre channel to your hosts.


On 03/08/2015 10:51 AM, Jai Rangi wrote:
> Digital ocean offers ssd on all the virtual machines. Uptime is good.
> Jai Rangi
> Www.didforsale.com <http://Www.didforsale.com>
> www.cebodtelecom.com <http://www.cebodtelecom.com>
> www.cebod.com <http://www.cebod.com>
> On Mar 8, 2015, at 8:11 AM, Jeff LaCoursiere <jeff at jeff.net 
> <mailto:jeff at jeff.net>> wrote:
>> Amazon instances are shared resources.  I wouldn't want to count on 
>> timing or disk throughput, and you can't just ask them to do "ssd" - 
>> its a virtual machine!  500 simultaneous recordings is a hefty load, 
>> and I would want to know that the underlying hardware is dedicated to 
>> the task.
>> Sure you see lots of posts about hosting asterisk and/or freeswitch 
>> on EC2.  I have done it myself and even have some clients doing it 
>> now *for proof of concept*.   I've never heard of anyone using it for 
>> the kind of load you are talking about.  I'm assuming with such a 
>> giant load you are making a decent profit.  Buy some hefty hardware 
>> and do the architecture properly.  You can rent half a rack at lots 
>> of high end datacenters for less than $1000/month.
>> j
>> On 03/07/2015 12:43 AM, Amit Patkar wrote:
>>> Hi Jeff
>>> Are you aware of any challenges of hosting it on AWS? It will help 
>>> me to work out alternate plan. Is there any recommendation? Should I 
>>> split it to multiple instances and balance traffic across multiple 
>>> small server instances? I can use Kamailio to balance traffic.
>>> I see many posts referring to AWS deployment. Please help me to 
>>> choose AWS server instance.
>>> *Thanks & Regards,*
>>> Amit Patkar
>>> On 3/7/2015 12:19 AM, Jeff LaCoursiere wrote:
>>>> Why use Amazon?  With that kind of load I would want dedicated 
>>>> servers.  Call Rackspace or Softlayer.
>>>> j
>>>> On 03/06/2015 11:59 AM, Amit Patkar wrote:
>>>>> Hi
>>>>> I plan to host Asterisk instances on AWS/EC2 servers.
>>>>> Requirement is to run asterisk instance with transcoding (g.729 + 
>>>>> g.711) and full recording. Number of concurrent calls expected are 
>>>>> 500+. 2 instances will be configured for 100% redundancy. Heart 
>>>>> beat will be used to determine active instance.
>>>>> How should I choose EC2 instance?
>>>>> How many vCPU, RAM should be selected? I am assuming that server 
>>>>> with ssd is required as all 500+ calls needs to be recorded.
>>>>> Regards,
>>>>> Amit Patkar
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