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- .. _faq:
- .. include:: global.rst.inc
- Frequently asked questions
- ==========================
- Which platforms are supported?
- ------------------------------
- Currently Linux and MacOS X are supported.
- Can I backup VM disk images?
- ----------------------------
- Yes, the :ref:`deduplication <deduplication_def>` technique used by |project_name|
- makes sure only the modified parts of the file are stored.
- Which file attributes are preserved?
- ------------------------------------
- The following attributes are preserved:
- * Name
- * Contents
- * Time of last modification (nanosecond precision with Python >= 3.3)
- * User ID of owner
- * Group ID of owner
- * Unix Permission
- * Extended attributes (xattrs)
- .. Note::
- POSIX Access Control Lists (ACL_) are not yet preserved.
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