Date: Mon, 14 May 2012 04:44:36 -0400 From: Michael Tuexen <Michael.Tuexen@lurchi.franken.de> To: vansi wow <vansiwow@gmail.com> Cc: freebsd-net@freebsd.org, sctp-impl@external.cisco.com Subject: Re: Regarding SCTP performance Message-ID: <8A60952E-4300-497B-9101-CEA952026F24@lurchi.franken.de> In-Reply-To: <CAEsa=O2Fa1u0BJ3nvHsskWxs=fV3r3jXz6dTZ7xUAtvRtXQ0cg@mail.gmail.com> References: <CAEsa=O2Fa1u0BJ3nvHsskWxs=fV3r3jXz6dTZ7xUAtvRtXQ0cg@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On May 14, 2012, at 12:21 AM, vansi wow wrote: > Hi All, > we have ported SCTP from FreeBSD 7.0 tree , but we face the Hi Vamshi, I would recommend to use more recent sources... There has been a huge number of bug fixes been committed. BTW: What exactly does "porting" mean? What system are you using? >=20 > issue that when we measure the throughput performance of the stack , = we see > that SCTP throughput is half that of the TCP throughput . >=20 > Is there some tuning which can be done or some tweaks which can help > improve the performance . >=20 >=20 >=20 > TCP : > =3D=3D=3D=3D=3D > SO_SNDBUF =3D 32768 > SO_RCVBUF =3D 32768 > Throughput: 5653KB/s >=20 >=20 > SCTP: > =3D=3D=3D=3D=3D=3D > SNDBUF =3D 838860 > RCVBUF =3D 838860 > Throughput =3D 2422 KB/s Without any another information it is hard to say what is limiting the = transfer. Do you have any packet loss? What is the CPU load when doing the = transfer? FreeBSD 7 does not support CRC offloading... Best regards Michael >=20 > Regards, > Vamshi > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >=20
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?8A60952E-4300-497B-9101-CEA952026F24>