[CRIU] mnt namespaces

[Pavel Emelyanov]

On 12/11/2013 08:50 AM, shawn at www.churchofgit.com wrote:
> 
>     ---- Original Message ----
>     From: "Pavel Emelyanov" <xemul at parallels.com>
>     To: "Shawn Landden" <shawn at churchofgit.com>
>     CC: criu at openvz.org
>     Sent: Tue, Dec 10, 2013, 08:30 PM
>     Subject: Re: [CRIU] mnt namespaces
> 
> 
>     On 12/11/2013 08:19 AM, Shawn Landden wrote:
> 
>         I can't figure out how to dump mount namespaces.
> 
> 
> 
>     Namespaces are dumped by CRIU when it detects them, not when you specify it
>     with the option. IOW you should start a task in mount namespace and dump
>     one. Then CRIU will detect it and try to dump the mount namespace as well.
> 
> I tried that first, and I got the same error. the target pid is pid 1 in the namespace. 
> 
>         criu dump -n mnt,net,pid,uts -t 109811
> 
>         (00.004942) Warn (sk-unix.c:353): Can't stat socket 0x34de(./run/user/1000/pulse/native), skipping: No such file or directory (err 2)

This is a warning, that may not affect the dump. Would you show the full dump.log please?

>         etc....
> 
>         The mount namespace has a folder bind mounted to /
> 
>         -Shawn
> 
> 
> 
>     Thanks,
>     Pavel
>