[Lxc-users] X server consumes 100% of CPU after launching a container
Daniel Lezcano
dlezcano at fr.ibm.com
Mon Apr 12 10:42:52 UTC 2010
Mikhail Gusarov wrote:
> Twas brillig at 11:38:27 12.04.2010 UTC+02 when daniel.lezcano at free.fr
> did gyre and gimble:
>
> DL> did someone experienced the X server consuming 100% of CPU after
> DL> launching a container
>
> Yes.
>
> DL> on Ubuntu 9.10 ?
>
> On Debian/squeeze.
>
> I have debugged it a bit and figured out that something hangup()s the
> /dev/tty7 and hence X server starts to busyloop trying to ioctl on it.
>
Thanks.
Removing /dev/tty7 in the container's rootfs solves the problem. That
makes sense because a X server are not supported in a container (yet?).
But I don't get who deals with the container's /dev/tty7 :/
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