h_ertt cc_vegas loader.conf interaction on stable/8
lstewart at freebsd.org
Wed Sep 21 04:08:36 UTC 2011
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.
>>> 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.
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