On 07.09.2010 22:41, Bastian Blank wrote: > On Tue, Sep 07, 2010 at 07:19:15PM +0200, Michael Biebl wrote: >> please consider cherry-picking the patch to mount cgroupfs at >> /sys/fs/cgroup [1]. This patch will be in upstream 2.6.36 and has been >> acked by the kernel cgroup and libcgroup maintainer. > > And what does this help? There are n cgroup filesystem hierarchies.
Are you referring to cgroup fs like cpuset? They would be mounted below /sys/fs/cgroup. One idea behind this patch is, to provide a sane default by the kernel, so the userland does not mount it at random places, like /dev/cgroup, /cgroup or /mnt/cgroup. See also the discussion at [1]. > >> Without this patch, the cgroupfs for systemd will be mounted at /cgroup >> and it would be preferable to not introduce another toplevel directory. > > As it is private to systemd anyway, the correct locations is somewhere > below /var/lib/ As systemd requires the cgroupfs during early boot, /var/lib is not an option. Michael [1] http://lkml.org/lkml/2010/7/22/384 -- Why is it that all of the instruments seeking intelligent life in the universe are pointed away from Earth?
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