[CRIU] Debugging the process to restore veth in a namespace

Ross Boucher rboucher at gmail.com
Tue Jul 28 22:28:14 PDT 2015


You can explicitly map the veths you want when restoring:

  --veth-pair IN=OUT  map inside veth device name to outside one
                                   can optionally append @<bridge-name> to
OUT for moving
                                   the outside veth to the named bridge


On Tue, Jul 28, 2015 at 9:55 PM, Hui Kang <hkang.sunysb at gmail.com> wrote:

> Hi,
> I need to restore a process which has one end of the veth, say veth100, in
> the process's namespace.The other end, say veth101, is in the host
> namespace.
>
> However, when I checkpoint and restore the process, the veth1 in the
> process namespace is connected to a different veth in the host namespace,
> which is veth0.
> The problem is the veth100 in the restored process is not connected to
> veth101.
>
> I set logleve=4, but failed to find any information in the restore.log.
> Does anyone know how to debug this issue? Thanks.
>
> - Hui
>
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>
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