The -c option causes rsync to checksum EVERY file on both ends BEFORE rsync does anything else. It checksums files that are on only 1 end. It checksums files that are different sizes. It will not catch a hardware problem preventing rsync from writing a file correctly.
On 03/23/2017 03:12 PM, steven banville via rsync wrote: > > Hi > > > I am using "rsync" to send files from a source machine to a remote > machine as one typically does. I would like to clarify that the "-c" > option will cause the checksum on the receiving end to be created by > reading the already written file and NOT the data stream on the > receiving end. This would help in catching disk I/O errors if the > checksum is done on the file on disk. > > I understand if the size and (or date?) don't match, the checksum is not > needed on the receiving end. > > I may be missing something but it wasn't entirely clear to me that the > checksum is done based on the file on disk. > > Thanks, > -Steve > > > -- ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., Kevin Korb Phone: (407) 252-6853 Systems Administrator Internet: FutureQuest, Inc. ke...@futurequest.net (work) Orlando, Florida k...@sanitarium.net (personal) Web page: http://www.sanitarium.net/ PGP public key available on web site. ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,
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