On 07/22/2012 02:27 PM, Poul Nielsen wrote:
I am considering using a raspberry pi which is a very low power, low 
spec linux unit.

rsync might need more memory than the max 192 Mb available?
  

   This morning I checked out how much addition memory was used on two systems when BackupPC was started.   It was 65 KB.  I do not know if this is any help.
   I also am looking into running Raspberry Pi as a dedicated BackupPC server.    Very interested in an answer.

--
    Jerry Perkins
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