Performance test caps at 600 Mbit/s

[MrFastDie]

The OS of the server is debian 8, at my testing machine i'm using arch
linux. Both NIC supports the speed of 1000Mb/s the server got round about
600 Mb/s up and 13Mb/s down.

CJ Ess Wrote:
-------------------------------------------------------
> Which OS? What NIC? You also have to consider the traffic source, is
> it
> known capable of of saturating the NIC on your server?
> 
> On Fri, Jan 6, 2017 at 10:24 AM, MrFastDie
> <nginx-forum at forum.nginx.org>
> wrote:
> 
> > Hello,
> >
> > the last days I played a little with the NGINX settings and the tcp
> stack
> > to
> > test the best performance. I used direct connection between my
> testing
> > machine and my server using a cat5e cable.
> > My nginx.conf can be found at pastebin: http://pastebin.com/rRAEwvNc
> > My sysctl.conf also provides lot of changes:
> http://pastebin.com/KmPjEnHN
> > My /etc/security/limits.conf provides soft nofile at 1048576 and
> hard
> > nofile
> > at the same value.
> >
> > I'm not using any kind of firewall, all logs are disabled, neither
> the cpu
> > nor the ram is at it's limit, the i/o load seems fine to me too, but
> the
> > internet speed caps round about 600 Mbit/s. This test was made with
> 2000
> > connections per time and a 1MB file.
> >
> > The server contains an Intel(R) Pentium(R) Dual  CPU  E2220  @
> 2.40GHz and
> > has 3.5G of Ram.
> > My local computer contains an Intel(R) Core(TM) i7-4710HQ CPU @
> 2.50GHz and
> > has 16G of Ram.
> >
> > The limits and tcp changes were also made on my local computer.
> >
> > Is there someone who can help me to deal with this problem?
> >
> > Posted at Nginx Forum: https://forum.nginx.org/read.
> > php?2,271846,271846#msg-271846
> >
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> >
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Posted at Nginx Forum: https://forum.nginx.org/read.php?2,271846,271869#msg-271869