<div dir="ltr">Hi Peter, <div><br></div><div>Have you tried building latest criu from source and retrying?. I have no idea which criu version is bundled with crtools for 14.04</div><div><br></div><div>Best, </div><div><br></div><div>Marcos.</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Oct 11, 2015 at 11:48 AM, Peter Harbo <span dir="ltr"><<a href="mailto:peter.harbo@gmail.com" target="_blank">peter.harbo@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>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.<br><br>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.<br>
<br>
I tried<br>
crtools dump -t 3916<br>
Error (ptrace.c:75): Unseizeable non-zombie 3916 found, state S<br>
and assumed the user needed permissions I didn't have. Then I tried<br>
<br>
sudo crtools dump -t 3916<br>
Can't open self pagemapError (parasite-syscall.c:257): Parasite exited with 1<br>
Error (parasite-syscall.c:577): Dumping pages failed with 1<br>
Error (cr-dump.c:1506): Can't dump pages (pid: 3916) with parasite<br>
<br>
Has anyone succeeded in getting this to work? (Running ubuntu 14.04)
<br><br></div><div>The process in question is<br><br></div><div> grep foo<br><br></div><div>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 <a href="http://ubuntuforums.org" target="_blank">ubuntuforums.org</a> and couldn't find any comments about this.<span class="HOEnZb"><font color="#888888"><br></font></span></div><span class="HOEnZb"><font color="#888888"><div><br></div>Peter Harbo.<br></font></span></div>
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