[CRIU] Can't dump task xxx running in 32 bit mode

[Federico Reghenzani]

Hi Cyrill,

it was a MPI process (1074 was the Open MPI daemon, 1075 and 1076 the MPI
processes).

Now it's: 1721 daemon, 1722 first process, 1723 second process. I attached
the log and maps

Thank you,
Federico


2016-04-06 12:56 GMT+02:00 Cyrill Gorcunov <gorcunov at gmail.com>:

> On Wed, Apr 06, 2016 at 12:28:33PM +0200, Federico Reghenzani wrote:
> >    Hi all!
> >
> >    CRIU is working quite well in MPI processes migration. However we
> have an
> >    intermittent fault (let's say 5% of the times):
> >    (00.023522) Error (arch/x86/crtools.c:80): Can't dump task 1075
> running in
> >    32-bit mode
> >    (00.023526) Error (cr-dump.c:1235): Can't infect (pid: 1075) with
> parasite
> >    (00.023673) Unlock network
> >    (00.023679) Unfreezing tasks into 1
> >    (00.023683)     Unseizing 1074 into 1
> >    (00.023705)     Unseizing 1075 into 1
> >    (00.027244)     Unseizing 1076 into 1
> >    (00.033880) Error (cr-dump.c:1600): Dumping FAILED.
> >    Please not that the task is not a 32 bit executable (it's a x86_64).
> >    Any suggestion?
>
> Hi Federico! What task is that? Next time issue occured could you please
> post "cat /proc/$pid/maps" for this failing task (pid = 1075 for example
> above).
>
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