1000 requests per second?
luben at unixsol.org
Tue Nov 18 12:31:48 MSK 2008
> Can nginx -- running on one server -- deliver 1000 requests
> per second without "bogging down" and pushing more and more
> requests into a queue?
> Here's my reason for asking:
> I'm designing a live auction website that needs to respond
> to 500-1000 requests per second for about an hour. Each
> request will post only 20 bytes of data so the volume being
> posted is low. Nevertheless the HTTP headers still need to
> be parsed and they will have far more volume than the
> actual post data -- so it seems I should do everything I
> can to reduce the HTTP header overhead. This will
> substantially reduce the load and speed up nginx's response
> times, correct?
> I'm wondering if nginx has the ability to use "Web Sockets"
> technology to eliminate all but the first HTTP header, and
> maintain a connection with the browser so data can be
> passed back and forth faster?
> If this is not possible, can you tell me the best way to
> reduce the HTTP header overhead so I can make sure that
> each of those 1000 requests per second are responded to as
> fast as they come in? Or am I concerned about something
> that's a non-issue, perhaps because nginx is so blazing
> fast that it can handle this kind of load without breaking
> a sweat?
> The worst problem I can imagine is that during one of these
> live auctions the server will begin to respond slowly and
> push requests into a queue. If this happens, bidders will
> not receive timely updates from the server and then the
> whole service loses credibility.
> the visitor's browsers to send requests via XMLHttpRequest
> is the next-best option for reducing overhead?
> Thanks for any insights you can provide to help me decide
> whether or not nginx might be appropriate for my needs.
My experience is that nginx will not pose limit in this case.
On my desktop (Pentium 4) nginx serves 3000-5000 req/s with static
content (10K). What might pose limits is your application code and
database utilization pattern.
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