On Mon, Jul 12, 2010 at 5:01 AM, atp <andrew.phill...@lmax.com> wrote: > Hi, > >> I'm wondering on some problems, come up in the near past using LXC. All >> of our systems are Ubuntu 10.04 (2.6.32-server) with lxc 0.7.1. >> >> 1. Why does the container see the host's dmesg? Why does it don't have >> own one? > > Because the work to create per namespace kernel ring buffers has not > been done. Its not clear whether a new namespace is the best approach. > >> >> 2. Why does the container see the host's /proc/partitions? Munin's >> diskstats plugin show all the partitions of the host. > > /proc has not been made fully container aware. An attempt to do this > using a FUSE file system was made, but was discontinued once the > technical problems with this approach became obvious. > > At the moment process ID files in /proc/ are namespace aware. The > remaining files are not. > >> >> 3. Why does host's apparmor (and probably selinux) have influence to the >> containers process-es? >> > > Its the same kernel image that runs both the host and the > containers. > >> 4. Why does container see the host's memory and swap usage? Is there any >> tool to check only the container related informations? Is there any tool >> like 'xm top' (top like tool to show VM's related statistics)? >> > > Same answer as 2). > > Per container/per cgroup resource tracking has not been implemented.
I think only the *tracking* has not been implemented. It would still be possible to configure resources per container using cgroup (cpuset, memory etc.) Please confirm. > >> >> Probably there will be more, right now this is in my mind:) > > HTH. > > Andy > >> >> Thank you, >> >> tamas >> >> ------------------------------------------------------------------------------ >> This SF.net email is sponsored by Sprint >> What will you do first with EVO, the first 4G phone? >> Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> _______________________________________________ >> Lxc-users mailing list >> Lxc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/lxc-users > Andrew Phillips > Head of Systems > > www.lmax.com > > Office: +44 203 1922509 > Mobile: +44 (0)7595 242 900 > > LMAX | Level 2, Yellow Building | 1 Nicholas Road | London | W11 4AN > > > > > The information in this e-mail and any attachment is confidential and is > intended only for the named recipient(s). The e-mail may not be disclosed or > used by any person other than the addressee, nor may it be copied in any way. > If you are not a named recipient please notify the sender immediately and > delete any copies of this message. Any unauthorized copying, disclosure or > distribution of the material in this e-mail is strictly forbidden. Any view > or opinions presented are solely those of the author and do not necessarily > represent those of the company. > > ------------------------------------------------------------------------------ > This SF.net email is sponsored by Sprint > What will you do first with EVO, the first 4G phone? > Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first > _______________________________________________ > Lxc-users mailing list > Lxc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/lxc-users > ------------------------------------------------------------------------------ This SF.net email is sponsored by Sprint What will you do first with EVO, the first 4G phone? Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first _______________________________________________ Lxc-users mailing list Lxc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/lxc-users
