Problem with --partial and rsync algorithm

[Matias Surdi]

John Van Essen wrote:
> On Sun, 12 Mar 2006, Matias Surdi <matiassurdi at gmail.com> wrote:
>> I'm running the following command for a remote host backup:
>>
>> /usr/local/bin/rsync -a --delete --delete-excluded -v --timeout=120 -z
>> --no-whole-file -partial --partial-dir .rsync-partial --exclude=/sys/*
> [ snip ]
> 
> BTW, you are using "-partial", not "--partial".
> 
> By using "-partial", you are invoking individual -p -a -r -t -i -a -l
> options.
> 
> But you don't want to use --partial, anyway, because --partial-dir is
> an alternative (not a supplement) to --partial.
> 
>> I've specified the --no-whole-file, -partial and --partial-dir.... ¿Why
>> rsync can't continue the transfer instead of deleting it and starting
>> again and again????
> 
> Quoting the 2.6.7 man page for --partial-dir:
> 
>   If the partial-dir value is not an absolute path, rsync will
>   add an exclude rule at the end of all your existing excludes.
>   This will prevent the sending of any partial-dir files that may
>   exist on the sending side, and will also prevent the untimely
>   deletion of partial-dir items on the receiving side. An example:
>   the above --partial-dir option would add the equivalent of
>   "--exclude=.rsync-partial/" at the end of any other filter rules.
> 
> Since you use --delete-excluded, you are running afoul of an unforseen
> consequence of this little kludge, and your .rsync_partial directory
> gets deleted despite rsync's efforts to protect it.
> 
> If the receiving side content is changed only by rsync, and you don't
> add additional --exclude arguments, then once you run a successful
> rsync with --delete-excluded, that argument is no longer needed since
> the receiving side will have had all the excluded content removed.
> So try running without --delete-excluded until a better fix for this
> problem can be developed.
> 
>    John
> 

Thanks for replying so fast.
I'm going to try it.

Thanks.