should we consider making CoDel the default to combat bufferbloat?

Fri Oct 17 17:44:15 UTC 2014

On Fri, Oct 17, 2014 at 01:33:12PM -0400, Josh Boyer wrote:
> On Fri, Oct 17, 2014 at 11:01 AM, Michal Schmidt <mschmidt at redhat.com> wrote:
> > Dne 16.10.2014 v 16:19 Josh Boyer napsal(a):
> >
> > Josh,
> > we're considering adding "net.core.default_qdisc = fq_codel" to
> > the default sysctl config shipped with systemd.
> >
> > Assuming we do that, would you change CONFIG_NET_SCH_FQ_CODEL
> > in the Fedora config to make it built-in rather than a module?
> 
> I've made this change in 3.17.1-301.fc21.  It doesn't change the
> default by itself so it seemed safe to do either way and avoids the
> SELinux issue.
Great.

BTW, I filed https://bugzilla.redhat.com/show_bug.cgi?id=1154148
for the selinux issue. I think we should allow overriding sysctl
settings independently of this issue.

Zbyszek