Hi!

May I ask which type of instance where you using in EC2 ?

Thanks,

Guzman

On Sat, Dec 11, 2010 at 2:53 PM, Chetan Sarva <csarva@gmail.com> wrote:
> On Sat, Dec 11, 2010 at 9:12 AM, Dennis Jacobfeuerborn
> <dennisml@conversis.de> wrote:
>
>> I don't have any direct experience with services like EC2 but remember that
>> before the traffic hits your machine it first has to pass through various
>> routers and switches in Amazons infrastructure that is shared between
>> probably millions of EC2 instances. You might either hit a bottleneck on
>> these shared components or maybe Amazon just has put some limitations in
>> place to prevent abuse.
>
> With shared resources you would expect to see a range of throughput
> numbers from when resources are constrained and when they are not. On
> EC2, disk & network I/O is a shared resource and both can be measured.
> I've done raw network throughput tests and they confirm this. With my
> nginx tests (and, to be fair, other webservers as well), I
> consistently get around 12k reqs/sec.
>
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