Pause a process execution from external program

[Pintu Agarwal]

On Thu, Jun 13, 2019 at 8:52 PM Elias Kouskoumvekakis
<eliaskousk at gmail.com> wrote:
>
> On Thu, Jun 13, 2019 at 10:45 AM Pintu Agarwal <pintu.ping at gmail.com> wrote:
> >
> > For some reason, I want to halt/pause the execution (for some
> > specified time) of a running process/thread (at some location),
> > without modified the source, may be by firing some events/signals from
> > an another external program, by specifying the address location or a
> > line number.
> >
> > Is this possible ?
>
> Hi Pintu,
>
> have you looked at the CRIU project which can do a checkpoint / restore of a running process?
>
> https://criu.org/Main_Page
>
> I think it's what you need, although I've never used it myself.
>
OK. Thank you so much I will surely look into it.
Currently, we are exploring using ptrace.