On Tue, Feb 13, 2018 at 1:58 PM, Laurent Bonnaud <l.bonn...@laposte.net> wrote: > > Package: systemd > Version: 237-2 > Severity: normal > > > Dear Maintainer, > > by default Debian uses the pfifo_fast network queuing algorithm: > > # tc -s qdisc show > [...] > qdisc pfifo_fast 0: dev eth0 root refcnt 2 bands 3 priomap 1 2 2 2 1 2 0 0 1 > 1 1 1 1 1 1 1 > Sent 413728102 bytes 475015 pkt (dropped 0, overlimits 0 requeues 785) > backlog 0b 0p requeues 785 > > The systemd source package contains this file: > > ./systemd-237/sysctl.d/50-default.conf:net.core.default_qdisc = fq_codel > > whose purpose is to set the default queuing algorithm to fq_codel. According > to the NEWS file, this is a better alternative: > > * The default sysctl.d/ snippets will now set: > > net.core.default_qdisc = fq_codel > > This selects Fair Queuing Controlled Delay as the default > queuing discipline for network interfaces. fq_codel helps > fight the network bufferbloat problem. It is believed to be > a good default with no tuning required for most workloads. > Downstream distributions may override this choice. On 10Gbit > servers that do not do forwarding, "fq" may perform better. > Systems without a good clocksource should use "pfifo_fast". > > However the 50-default.conf file is not in the Debian binary package. > Is this intentional or an omission? > Could it be possible to enable fq_codel by default? >
Changelog has this by Marco d'Itri: > * Do not install sysctl.d/50-default.conf because the systemd package > should not change kernel policies, at least until it will become > the only supported init system. And it makes sense: why would some users get this but others don't? -- Saludos, Felipe Sateler _______________________________________________ Pkg-systemd-maintainers mailing list Pkg-systemd-maintainers@lists.alioth.debian.org http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-systemd-maintainers
