[CRIU] Combining pre-copy and post-copy

[Adrian Reber]

On Sun, Feb 19, 2017 at 11:26:17AM +0200, Mike Rapoport wrote:
> Hello Adrian,
> 
> Sorry for the delay, I was on vacation last week.
> 
> On Mon, Feb 13, 2017 at 11:02:59AM +0100, Adrian Reber wrote:
> > Hello Mike,
> > 
> > I have to come back to an old topic from September:
> > 
> > https://lists.openvz.org/pipermail/criu/2016-September/031672.html
> > 
> > I am currently trying to restore a process with pre-copy and post-copy
> > and it fails. The reason it fails is that the kernel claims that a page
> > is already there:
> > 
> > (03.614379) polling timeout
> > (03.614389) uffd: Start handling remaining pages
> > (03.614393) pr15740-2 Read b0e000 1 pages
> > (03.618349) uffd: 15740-6: uffd_copy: 0xb0e000/4096
> > (03.618368) Error (criu/uffd.c:682): uffd: 15740-6: UFFDIO_COPY failed: rc:-1 copy:-17
> 
> Can you please share the entire restore.log + lazy-pages.log?

Details about logs shared off-list.

		Adrian