From mboxrd@z Thu Jan  1 00:00:00 1970
From: Cyrill Gorcunov <gorcunov-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
Subject: Re: [Announce] Checkpoint-restore tool v0.1
Date: Tue, 31 Jul 2012 13:00:39 +0400
Message-ID: <20120731090039.GB2396@moon>
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To: richard -rw- weinberger <richard.weinberger-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Pavel Emelyanov <xemul-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>, Linux Kernel Mailing List <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, "lwn-T1hC0tSOHrs@public.gmane.org" <lwn-T1hC0tSOHrs@public.gmane.org>, "criu-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org" <criu-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>, "users-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org" <users-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>, Containers <containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>, cgroups mailinglist <cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>

On Tue, Jul 31, 2012 at 10:57:58AM +0200, richard -rw- weinberger wrote:
> >
> >> 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.
> 
> Dammit, I hoped we can get suspend/resume for UserModeLinux for free
> with CRIU. 8-)

We have plans to implement seizing on traced tasks but no dates at the moment ;)

	Cyrill