rsync question

R Kimber richardkimber at btinternet.com
Thu Dec 12 15:53:50 UTC 2013


On Thu, 12 Dec 2013 10:13:31 -0500
Rashkae wrote:

> The last modified time stamps were different.  When copying over a 
> network protocol, (rsync or rsync through ssh), rsync would compare each 
> affected file and only transfer over the data needed to for any 
> differences/discrepencies.  However, when synching between locally 
> mounted filesystems, if the file timestamps are different, the file is 
> simply copied over, (presumably, copying the file doesn't require any 
> more disc activity than comparing both byte for byte.)
> 
> Renaming or moving folders should not have changed any timestamps... did 
> you end up copying directories/files instead while you were re-organizing?

I mostly renamed and moved folders.  There was very little copying. I used
drag and drop in nautilus to do almost everything. A small handful of files
was renamed from the command line.

> 5 hours for 500GB, roughly 30MB/s... drive connected by USB? (Offtopic, 
> but I thought 5 hours sounded too slow, until I did the math.)

They're USB drives.

- Richard.
-- 
Richard Kimber





More information about the ubuntu-users mailing list