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<p class="MsoNormal"><span lang="EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I am trying migrating a simple shell job between hosts and failed in restore as:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">(00.042759) 38289: Error (cgroup.c:908): cg: Can't move into systemd//user.slice/user-0.slice/session-741.scope/tasks (-1/-1): No such file or directory<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">(00.043022) Error (cr-restore.c:1193): 38289 exited, status=1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">(00.044078) Error (cr-restore.c:1867): Restoring FAILED.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The environments:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[root@compute1 criu-br-1.5-stable]# uname -a<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Linux compute1 3.12.44 #1 SMP Mon Jul 20 09:16:11 CST 2015 x86_64 x86_64 x86_64 GNU/Linux<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[root@compute1 criu-br-1.5-stable]# ./criu -V<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Version: 1.5.2<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Restore log attached.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The cause is that for each session in the system a directory created as /sys/fs/cgroup/system/user.slice/user-x.slice/session-x.scope/. While the source and destination have different sessions.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">And in restoring, the cgroup is prepared before session.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Would you please help to solve the problem? Thank you very much.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Best Regards<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Zhang Fan<o:p></o:p></span></p>
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