Is there an alternative if you want an incremental backup? Obviously you could use tar-ed archives with unprivileged permissions. If you did, you would get a huge network overhead. thks Toni Mas GPG 3F42A21D84D7E950 Sent with ProtonMail Secure Email. ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ En dissabte 13 de febrer de 2021 a les 13:50, didier gaumet <didier.gaumet@gmail.com> va escriure: > Hello, > > Disclaimer: I do not use and am not familiar with Sinology hardware and > software and generally speaking, I am not knowledgeable in networking > > I would say that: > > - the owner:group names of a file on the PC you backup and the > owner:group names of the backup files on the synology files might be > different, even if you try to maintain ownership and rights. What really > counts here are owner:group identifiers (UID:GID). Bob_user:Bob_group on > your PC might equate to Alice_user:John_group on your NAS. Upon > restoration that would be reversed to Bob_user:Bob_group. > That would be typical without something like a LDAP server. > > - SSH root login seems to be discouraged for security reasons. Sinology > probably adhere to this principle and the appropriate way to do what you > want would probably be to access a shell on the Synology software to > issue a sudo or su -c command. > > - editing /etc/sudoers is generally done via the visudo command > - if that is of interest to you, there is a way to install Debian in > chroot on your NAS >
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