Date: Wed, 21 Sep 2011 02:11:20 -0400 From: Jason Hellenthal <jhell@DataIX.net> To: Lawrence Stewart <lstewart@freebsd.org> Cc: stable@freebsd.org Subject: Re: h_ertt cc_vegas loader.conf interaction on stable/8 Message-ID: <20110921061120.GA99286@DataIX.net> In-Reply-To: <4E796341.404@freebsd.org> References: <20110920042748.GA2746@DataIX.net> <4E794E60.6000600@freebsd.org> <20110921033211.GA59313@DataIX.net> <4E796341.404@freebsd.org>
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On Wed, Sep 21, 2011 at 02:08:33PM +1000, Lawrence Stewart wrote: > On 09/21/11 13:32, Jason Hellenthal wrote: > > > > Hi Larence, > > > > On Wed, Sep 21, 2011 at 12:39:28PM +1000, Lawrence Stewart wrote: > >> Hi Jason, > >> > >> On 09/20/11 14:27, Jason Hellenthal wrote: > >>> > >>> On stable/8 as of the date of this message when attempting the following > >>> configuration the sysctl MIB net.inet.tcp.cc.algorithm is not available > >>> for /etc/sysctl.conf to tune for whatever reason. > >>> > >>> /boot/loader.conf: > >>> h_ertt_load="YES" > >>> cc_vegas_load="YES" > >>> > >>> /etc/sysctl.conf: > >>> net.inet.tcp.cc.algorithm=vegas > >>> > >>> > >>> After boot the system still has the congestion algo set to 'newreno' > >> > >> Does "sysctl net.inet.tcp.cc.available" after boot show only 'newreno' > >> in the list? Or is 'vegas' listed as well after 'newreno', even though > >> 'newreno' is listed by "sysctl net.inet.tcp.cc.algorithm"? > > > > Only 'newreno' > > Ok, definitely a bug then. Should be simple to reproduce, so I'll track > it down and send through a patch for testing when I've got something. > Alright, Ill await the patch for testing.
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