forgot to cc the list
On Fri, Nov 21, 2014 at 11:25 AM, brian mullan <bmullan.m...@gmail.com> wrote: > systemd was one of the topics discussed at last weeks Ubuntu Developer's > Summit > Systemd transition - 2014-11-14 18:00..18:55 in Platform 1 > <http://summit.ubuntu.com/uos-1411/meeting/22401/systemd-transition/> > The various developers discussed the current status and planning for the > coming > releases in regards to systemd. They also discuss some of the blocking > factors. > > You might want to check it out. > > brian > > > ---------- Forwarded message ---------- > From: "Michael R. Hines" <mrhi...@linux.vnet.ibm.com> > To: lxc-users@lists.linuxcontainers.org > Cc: > Date: Fri, 21 Nov 2014 15:45:47 +0800 > Subject: [lxc-users] processes escaped from memory cgroup in container, > but CPU group is OK > Hi All, > > I am using LXC 1.0.5, and I have container running Redhat 7.0 on a Power7 > processor. My host kernel version is 3.10.42. > > The cgroup for this container located at /cgroup/cpu works very well - I > can manually echo > different shares and control resource usage as expected. > > But, to my surprise, I set the "memory.limit_in_bytes" option of the > container in /cgroup/memory/lxc/../containe > r/memory.limit > to a low number (like 2G in bytes), and the container was still able to > consume all the memory in the system. > > So, digging deeper I printed the output of "cgroup.procs" and found that > *only* systemd inside the container > was properly joined into the group, whereas all the other child processes > of the container were missing. > > As a further test, I repeated the same procedure with a Ubuntu 14 guest > (which does not appear to use systemd), > and the cgroup memory limit worked as expected - all the child processes > were correctly added to "cgroup.procs" > without any problems. When I try to set memory.limit_in_bytes, the control > works very well. > > So, what gives? Any ideas? > > - Michael >
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