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Date: Tue, 18 Mar 2014 16:16:58 +0100
From: Jesper Dangaard Brouer <brouer@redhat.com>
To: Dave Taht <dave.taht@gmail.com>, Daniel Borkmann <dborkman@redhat.com>
Subject: Re: Linux SCTP: what kind of performance should I expect from netperf?
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Hi Daniel,

Can you give some input on this thread?


On Tue, 18 Mar 2014 10:53:40 -0400 Dave Taht <dave.taht@gmail.com> wrote:

> I was curious about sctp's performance characteristics on
> AQM'd systems... so
> I built netperf with sctp support, and ran a couple tests on
> kernel 3.11...
> 
> +1: SCTP appears to work over IPv6
> -1: Throughput is terrible
> 
> 
> d@nuc:~/git/netperf$ netperf -6 -H snapon.lab.bufferbloat.net -t
> SCTP_STREAM_MANY
> SCTP 1-TO-MANY STREAM TEST from ::0 (::) port 0 AF_INET6 to
> snapon.lab.bufferbloat.net () port 0 AF_INET6 : demo
> Recv   Send    Send
> Socket Socket  Message  Elapsed
> Size   Size    Size     Time     Throughput
> bytes  bytes   bytes    secs.    10^6bits/sec
> 
> 212992 212992   4096    10.00       0.31
> d@nuc:~/git/netperf$ netperf -6 -H snapon.lab.bufferbloat.net -t TCP_MAERTS
> MIGRATED TCP MAERTS TEST from ::0 (::) port 0 AF_INET6 to
> snapon.lab.bufferbloat.net () port 0 AF_INET6 : demo
> Recv   Send    Send
> Socket Socket  Message  Elapsed
> Size   Size    Size     Time     Throughput
> bytes  bytes   bytes    secs.    10^6bits/sec
> 
>  87380  16384  16384    10.00       7.65
> 
> 



-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Sr. Network Kernel Developer at Red Hat
  Author of http://www.iptv-analyzer.org
  LinkedIn: http://www.linkedin.com/in/brouer