Re: Shared Memory, semaphores and a new "box"

On 04/03/2008, at 9:54 PM, Alejandro Guerrieri wrote:
>
> The purpose of this box is to overcome latency problems that arise  
> when trying to enqueue thousands of messages, for example from PHP.
>
> There's a _real_ bottleneck there, and the proof is, sqlbox does a  
> much better job than the http interface for bulk enqueueing.
...
>
> For example the PHP extension I'm developing make the function  
> kannel_send_sms() available as a native function, so no PHP coding  
> is neccesary. Of course I can achieve the same results by writing my  
> PHP extension to use the HTTP interface, but I want to get "sqlbox  
> or better" performance at the same time, without having to have an  
> sql instance running.

Have you got any numbers? How different is the performance between  
HTTP, sql, and your shmem implementation?

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Giulio Harding
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