From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Borkmann Date: Mon, 14 Apr 2014 19:46:47 +0000 Subject: Re: Is SCTP throughput really this low compared to TCP? Message-Id: <534C3B27.3070706@redhat.com> List-Id: References: <1383F7BACEF3F141A39A7AC90F80407E31B23A@psmwsonsmbx01.sonusnet.com> In-Reply-To: <1383F7BACEF3F141A39A7AC90F80407E31B23A@psmwsonsmbx01.sonusnet.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sctp@vger.kernel.org On 04/14/2014 08:54 PM, Matija Glavinic Pecotic wrote: > Hello, > > On 04/14/2014 06:45 PM, ext Daniel Borkmann wrote: >> Ok, thanks! I'll send out a revert for now today as this is otherwise >> catastrophic ... when that is done, we/the developer from NSN can still >> think about his patch and how to solve that differently. > > Thanks from my side as well, I will for sure look into it. Congestion control seems to be completely broken. Seems stack doesnt like the new way how rwnd is calculated. Dependency to ipv4 is also interesting. > > I also wasnt able to reproduce with my laptop/desktop, it seems some higher processing power is also needed to hit the case. Posted here, Peter: http://patchwork.ozlabs.org/patch/339046/ Thanks for reporting and testing!