-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 FWIW, the one time I had corruption in my backups the problem was a bad DIMM randomly flipping bits. I now insist on ECC RAM.
On 03/07/2016 03:51 PM, Henri Shustak wrote: > Just chiming in slightly off topic. > > As a first step if you are going to be backing up files to some > media with a computer it would be a really good idea to ensure, > that the hardware being used is not faulty. I am not saying that > your hardware is faulty. However, it would be worth checking this > somehow. Check the drive media for bad blocks, check that all the > cables are working well. Ensure the mother board of the system is > in good working order etc. > > As a second step if you are going to be performing backups (with a > file system based tool such as rsync) to any kind of file system in > future, I would strongly suggest checking the file system is in a > good state on a regular basis. File system corruption is capable of > cause all sorts of problems for backup systems which rely upon the > file system like rsync. > > Hope this helps. > > -------------------------------------------------------------------- > > This email is protected by LBackup, an open source backup solution > http://www.lbackup.org > > On 2/10/2015, at 9:48 AM, Ronald F. Guilmette > <r...@tristatelogic.com> wrote: > >> >> In message <560ce706....@sanitarium.net>, Kevin Korb >> <k...@sanitarium.net> wrote: >> >>> Yes, when it comes to local copies cp is significantly faster >>> than rsync. Without --link-dest there isn't much advantage to >>> using rsync for backups. The only thing you get beyond cp -au >>> is --delete. >> >> I just now remembered the (forehead slap) bloody obvious reason I >> decided to use rsync to make and maintain my backup drive(s). >> >> Yes, it theory I could have used something simpler... cp -R or >> else maybe cpio -p... but those just copy everything blindly. >> For my backups, I only need/want to have the NEW and/or MODIFIED >> files copied to the backup drive. (And also, of course, I need >> to have files that have been deleted on the main drive be deleted >> also on the backup drive.) >> >> Rsync does everything I want as far as making and maintaining >> backups. I could also have used FreeBSD backup & restore >> programs, but for reasons I can't really remember anymore, I >> concluded that rsync was the better option. >> >> >> Regards, rfg >> >> >> P.S. I have no idea what the -u option for cp is supposed to >> do. I guess that must be a Linux-ism. The FreeBSD man page for >> cp doesn't mention any such thing as a -u option. >> >> -- Please use reply-all for most replies to avoid omitting the >> mailing list. To unsubscribe or change options: >> https://lists.samba.org/mailman/listinfo/rsync Before posting, >> read: http://www.catb.org/~esr/faqs/smart-questions.html > > - -- ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., 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. ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEARECAAYFAlbeHlUACgkQVKC1jlbQAQdMAgCgzF9fT2juKqF+A0kkVr+Ofby/ s5gAnRS1LmJKiHqWVWCpArBBp8jymSuo =VoO/ -----END PGP SIGNATURE----- -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html
