User-mode

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Revision as of 19:43, 4 January 2017 by Avagin (talk | contribs)
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Known issues

  • PR_SET_MM_MAP is required (the kernel version >= 3.18)
  • shared memory can't be dumped from a non-root user
Error: Can't open 24/map_files/7f72d1687000-7f72d1688000 on procfs: Operation not permitted
  • criu restore doesn't work
Error: Write 29 to sys/kernel/ns_last_pid: Operation not permitted
  • criu restore works in a new userns only if setgroups is set to "allow"
pie: 235: Error (criu/pie/restorer.c:172): Can't setup supplementary groups
Tools-spanner-hammer.svg FIXME: describe checkpoint/restore as an unprivileged (non-root) user.