[CRIU] does crtools work on ubuntu 14.04

[Pavel Emelyanov]

On 10/11/2015 05:48 PM, Peter Harbo wrote:
> I apologize if this is the wrong place for this question - criu looked frankly like a dev mailing list to me but I don't know where else to post it.
> 
> I wanted to checkpoint (dump) a process and restore it later (presumably after a reboot) and discovered that this functionality was added with the checkpoint-restore tools in the crtools package which is presented as a single utility.
> 
> I tried
> crtools dump -t 3916
> Error (ptrace.c:75): Unseizeable non-zombie 3916 found, state S
> and assumed the user needed permissions I didn't have. Then I tried
> 
> sudo crtools dump -t 3916
> Can't open self pagemapError (parasite-syscall.c:257): Parasite exited with 1
> Error (parasite-syscall.c:577): Dumping pages failed with 1
> Error (cr-dump.c:1506): Can't dump pages (pid: 3916) with parasite
> 
> Has anyone succeeded in getting this to work? (Running ubuntu 14.04)

What criu version is there?

> The process in question is
> 
>   grep foo
> 
> and waiting for standard input.  I looked through the doc and it didn't correspond to the conditions which should cause a failure.  I installed crtools from the ubuntu repository.  I looked on ubuntuforums.org <http://ubuntuforums.org> and couldn't find any comments about this.
> 
> Peter Harbo.
> 
> 
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