Re: Archiving to vfat

Also, instead of -a use -rt.  Those are the only parts of -a that FAT 
even pretends to support.

On 1/21/24 16:42, Roland via rsync wrote:
> it's most likely because of vfat timestamp limitation
> 
> try
> 
> --modify-window
>                When comparing two timestamps, rsync treats the
> timestamps as being equal if they differ by no more than  the modify-window
>                value.   This  is  normally  0 (for an exact match), but
> you may find it useful to set this to a larger value in some situa-
>                tions.  In particular, when transferring to or from an MS
> Windows FAT filesystem (which represents  times  with  a 2-second
>                resolution), --modify-window=1 is useful (allowing times
> to differ by up to 1 second).
> 
> roland
> 
> Am 21.01.24 um 22:15 schrieb Ian Z via rsync:
>> I am trying to use rsync between two local directories on Linux.
>>
>> The source directory is on a normal ext4 partition, under my home
>> directory. The destination is an SD card that I insert into the card
>> reader on the computer, formatted with a vfat filesystem.
>>
>> The command line is like
>>
>>    rsync -avC --delete /home/itz/foo/ /media/itz/DEAD-BEEF/foo/
>>
>> This does not work as I expected: all files are always transferred,
>> even when I run this command 2 times with nothing in between. I
>> expected only new or changed files to be transferred. Is this
>>
>> - a user error
>> - a rsync bug
>> - a limitation of the vfat filesystem?
>>
>> In any case, what can I do, using rsync or possibly something else, to
>> do what I want? I note that the absolute timestamps on the files are
>> unimportant; I can change them to whatever. All that matters is that
>> new and changed files are copied every time I run this command, and
>> only those files.
>>
> 

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