On Wed, Apr 22, 2015 at 9:15 AM, Kevin Korb <k...@sanitarium.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Normally, I would say that --checksum is actually slower than just > letting rsync re-copy everything
Depends on the network capacity and costs associated with that bandwidth :( >and therefore is almost always the > wrong thing to do. Nope, not when you are bandwidth and budget constraint ;) > However, in this case, you really don't want to > overwrite the running OS even with files that are essentially the > same. So, if the system is running from that storage then --checksum > might actually be useful. > > On 04/22/2015 01:59 AM, Hendrik Visage wrote: >> On Wed, Apr 22, 2015 at 1:03 AM, James Moe <ji...@sohnen-moe.com> >> wrote: Hello, opensuse 13.2 linux v3.16.7-7-desktop x86_64 rsync >> v3.1.1 >> >> I used rsync to copy /usr/ to another volume with these options: >> --recursive --one-file-system --links --stats --itemize-changes >> --quiet --delete --times After I had modified the system to use the >> new /usr volume, I realized I should have added: --perms --owner >> --group --executability >> >> So the target volume has everything set as "root root", and useful >> bits like the SetUID mode are missing. >> >> Is there a way to use rsync to restore only the >> permissions/owner/user and mode flags on the target volume from >> the source volume? >> >>> *If* their sizes and times match, then I believe rsync does only >>> the permissions/etc. changes with the -a option. However, I got >>> into the tendency when doing these type of things, to use the >>> -c/--checksum option, that way rsync makes sure the files haven't >>> changed and will copy/update/etc. >> >> >>> -- 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 > > iEYEARECAAYFAlU3Sn0ACgkQVKC1jlbQAQdzWACgqfSbexxajCMHwW9Uxu5KjWLS > 8BAAoJmil6glPCitr1NbUHVwspjtOxjN > =H/dh > -----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 -- 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
