[CRIU] Re: [Announce] Checkpoint-restore tool v0.1

[Pavel Emelyanov]

On 07/30/2012 02:42 PM, richard -rw- weinberger wrote:
> On Mon, Jul 23, 2012 at 10:53 AM, Pavel Emelyanov <xemul at parallels.com> wrote:
>> This project is an attempt to implement the checkpoint-restore functionality
>> for processes and containers without driving too much code into the kernel tree,
>> but putting there "various oddball helper code" instead.
> 
> Is CRIU able to checkpoint a process tree where one or more processes
> are traced using ptrace()?

No it's not (currently).

> crtools seem to use ptrace() to execute parasite system calls.
> AFAIK this will only work if the target process is currently not
> ptraced() by another process.
> 

Yup, exactly.

Thanks,
Pavel