can I preserve UIDs/GIDs when transferring with rsync?

Tomasz Chmielewski mangoo at
Fri Jun 24 07:40:55 GMT 2005

Craig Barratt schrieb:
> Tomasz Chmielewski writes:
>>I noticed that rsync can preserve most of the file's characteristics 
>>when it is used with "-a" option (it includes -o and -g flags for 
>>preserving owners and groups).
>>However, when I transfer data between systems, it affects my UIDs/GIDs, 
>>making the data hard to recover.
>>Is it possible to transfer files with rsync, and to preserve the *exact* 
>>UIDs and GIDs, rather than usernames/groupnames (which in turn point to 
>>invalid UIDs and GIDs)?
> rsync --numeric-ids

thanks, I guess I need a better magnifying glass when I search through a 
manpage :))


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