by compress I thought they meant zip. so there is no way to zip it?
> The --compress-level=5 option is for compressing the data over a network.
> I would hope that rsync is smart enough to not actually compress the data
> internally when the data is staying local to the machine, but if it's not,
> telling it to compress will just eat up a bunch of your CPU to accomplish
> nothing.
>
> rsync does indeed have an exclude option that looks like:
>
> --exclude 'string*'
>
> If you want the data compressed but still want to use rsync on it, you
> will probably need to look into using a filesystem that will automatically
> compress your data. Then you can just use the same command to backup your
> data and the compression will be done transparently.
>
> Try looking into formatting your drive with something like the BTRFS
> filesystem that supports transparent compression.
>
> Brian Cluff
>
> On 09/23/2015 06:49 AM, Michael Havens wrote:
>
>> It seems that the compress doesn't work.
>>
>> size of Documents folder:
>> bmike1@c521 ~ $ du -hs Documents/
>> which lists the size of 19G
>>
>> bmike1@c521 /media/bmike1/USB DISK $ du -hs ./
>> 20G./
>>
>> --compress-level=5 made it bigger!
>>
>> Or else do I also need to include '-z' as well?
>>
>> On Wed, Sep 23, 2015 at 9:29 AM, Michael Havens <bmike1@gmail.com
>> <mailto:bmike1@gmail.com>> wrote:
>>
>> got it to backup. But still, please answer my question about the
>> 'exclude' option and how much I can compress it. I got it to backup
>> by erasing the .Trash folder. Why don't pendrives make the space
>> available after you delete a file?
>>
>> rsync -auWq --progress --delete --compress-level=5
>> /home/bmike1/Documents /media/bmike1/"USB DISK"/
>> rsync: rename "/media/bmike1/USB DISK/Documents/.forwardspamto
>> .elhlC4" -> "Documents/forwardspamto ": Invalid argument (22)
>> rsync: mkstemp "/media/bmike1/USB
>>
>> DISK/Documents/Business/Receipts/lazycash/.index.html?a_aid=509c458b25b79.sGaqe4"
>> failed: Invalid argument (22)
>>
>> rsync: mkstemp "/media/bmike1/USB
>> DISK/Documents/ComputerInstructions/.ForgotPassword?.xVeqCC" failed:
>> Invalid argument (22)
>> rsync: mkstemp "/media/bmike1/USB
>> DISK/Documents/Education/.Screenshot-LFS101x.2 Progress | edX -
>> Google Chrome.png.eyN1PK" failed: Invalid argument (22)
>> rsync error: some files/attrs were not transferred (see previous
>> errors) (code 23) at main.c(1183) [sender=3.1.0]
>>
>>
>> On Wed, Sep 23, 2015 at 8:07 AM, Michael Havens <bmike1@gmail.com
>> <mailto:bmike1@gmail.com>> wrote:
>>
>> I keep running out of space on the flash drive. How tightly can
>> I compress it?
>> Could I get it to not copy files like so: --exclude=string* so
>> that it would exclude all files string<and whatever else comes
>> after string>
>> ????????????????????????
>>
>> On Mon, Sep 21, 2015 at 12:48 PM, Michael Havens
>> <bmike1@gmail.com <mailto:bmike1@gmail.com>> wrote:
>>
>> thanks!
>>
>> On Mon, Sep 21, 2015 at 12:40 PM, Brian Cluff
>> <brian@snaptek.com <mailto:brian@snaptek.com>> wrote:
>>
>> Use --delete if you want the destination to have any
>> files that have been deleted from the source to also
>> deleted in the destination.
>>
>> The -q option just suppresses any output that isn't an
>> error, I tend to leave it off do that I can see what
>> file it's currently working on. You can add or remove
>> it as needed.
>>
>> Brian Cluff
>>
>> On 09/21/2015 03:42 AM, Michael Havens wrote:
>>
>> what about the -q option and the --delete option? i
>> noticed that you
>> didn't use them in your command 'rsync -auW
>> /sort/directory
>> /dest/directory/'.
>>
>> On Sun, Sep 20, 2015 at 10:34 PM, Brian Cluff
>> <brian@snaptek.com <mailto:brian@snaptek.com>
>> <mailto:brian@snaptek.com
>>
>> <mailto:brian@snaptek.com>>> wrote:
>>
>> If you are backing up locally you will want to
>> do things a little
>> different size as:
>>
>> rsync -auW /sort/directory /dest/directory/
>>
>> You will want to skip the -z option and the
>> corresponding
>> --compress-level option. Since you are doing
>> copying everything
>> locally that will only cause the machine to
>> compress and immediately
>> decompress every file that is copied wasting a
>> ton of CPU/power.
>>
>> The other thing you will want to do is use the
>> -W flag, that tells
>> the machine to copy whole files instead of
>> looking for what has
>> changed between the documents. That way it can
>> look at the time
>> and/or size and if it's changed it will just
>> copy the whole file.
>> Without that flag it would read through both
>> the source and
>> destination file and then just copy the
>> differences by writing a
>> whole new file, so with the -W (whole file)
>> flag the machine just
>> reads/writes the file once and is a lot more
>> efficient/faster.
>>
>> This can also be a good flag to set on fast
>> networks since it can be
>> a lot faster just to re-copy the whole file
>> than it is to have the
>> hard drive reading the file multiple times.
>>
>> The progress flag is very nice, but unless you
>> are planning on
>> closely monitoring your copy, I would skip it
>> as I've found that it
>> tends to slow down the transfer... or at least
>> make it feel that
>> way, like a watched pot never boils :)
>>
>> On your slash at end end question. A slash at
>> the end tends to mean
>> that you want to put the source files/dirs into
>> that directory and a
>> destination without a slash usually means that
>> you want to rename
>> your source file/directory to that destination
>> file/dir name.
>>
>> Lastly the -h option gives you the sizes in
>> easily readable terms or
>> in other words, instead of just giving you the
>> size in bytes it will
>> give you size that look like 100K 2.4M 1.8G
>>
>> Brian Cluff
>>
>>
>> On 09/20/2015 05:34 AM, Michael Havens wrote:
>>
>> I know how to use rsync (sorta) to backup a
>> disk and go between
>> remote
>> machines. With my current incarnation of
>> the os I'm not so
>> worried about
>> backing up the whole system as I am a
>> directory (and all of the
>> directories under it) nor copying between
>> remote machines. The
>> directory
>> is the 'Documents' directory. Would I:
>>
>> rsync -aquz --compress-level=5
>> /home/bmike1/Documents
>> /media/bmike1/USB
>> DISK/
>> --
>> :-)~MIKE~(-:
>>
>>
>>
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