<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I am trying to find a good backup method for my Mac hard drives.<div><br></div><div>For Windoze, I discovered that the best method was to boot to a Fedora Core rescue CD, and use the dd command to block copy a disk or partition from one [removable] drive to another.</div><div><br></div><div>On my Mac, I am switching to an alternate boot drive so that I can copy my usual boot drive to a third drive using the dd command from the Terminal. However, I am encountering an IO error, and there are differences between the original and the copy as shown using FileMerge.</div><div><br></div><div>Carbon Copy Cloner failed to complete the task after encountering an IO error. At present, I can't get it to work at all.</div><div><br></div><div>On a Unix based system such as the Mac, should file level copies be adequate? This clearly did not work in Windoze - it seemed that hidden files wouldn't copy, and/or references in the target partition would still point to items in the source partition.</div><div><br></div><div>Any suggestions re how to make a clone of my boot drive would be appreciated.</div><div><br></div><div>-Dan</div><div><br></div><div>Dan Martin<br>GP Hospital Practitioner<br><a href="mailto:ummar143@shaw.ca">ummar143@shaw.ca</a><br>(204) 831-1746<br>answering machine always on<br></div></body></html>