Re: tcp/ip performance problem

[Vitaly Ivanov]

2008/9/26 Pekka Savola <pekkas@xxxxxxxxxx>:
> On Fri, 26 Sep 2008, Vitaly Ivanov wrote:
>>
>> We have a problem with linux tcp/ip. There are two equal servers
>> connected to 1Gbit switch, one with FreeBSD, another with Linux. On
>> each server we use nginx http server. FreeBSD server output is about
>> 450Mbit/s, but Linux server maximum 70Mibt/s only.
>> Accept any ideas.
>
> Output how?  A single-stream output, or output to multiple (hundreds or
> thousands?) clients?  Where is the test client, in the same lan or further
> away in the network?

Clients are the thousands HTTP browsers in the Internet. Both servers
contain the same static content size from 2Kbytes to 1Mbyte.

> It seems you have tuned Linux TCP variables.  Have you tried without them?

Yes we have. Without them we have 50Mbit/s on Linux server.

> --
> Pekka Savola                 "You each name yourselves king, yet the
> Netcore Oy                    kingdom bleeds."
> Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings
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