Re: [Nolug] Fastest way to create a local mirror of a huge tree?

Why in God's name would I dd-over-ssh on a single machine?

On 09/07/2011 05:46 AM, B. Estrade wrote:
> I like the dd (over ssh) idea.
>
> B. Estrade<estrabd@gmail.com>
> On Sep 7, 2011 12:23 AM, "Jimmy Hess"<mysidia@gmail.com> wrote:
>> On Tue, Sep 6, 2011 at 10:21 PM, Ron Johnson<ron.l.johnson@cox.net>
> wrote:
>>> The mirror doesn't exist yet, so rsync's clever data-minimizing
> algorithms
>>> aren't valid. (Also, there are lots of symlinks that need be preserved.)
>>> 1. cp -av /data /mnt/backups/data
>>> 2. cd /data&& tar -cvf – . | (cd /mnt/backups/data&& tar -xpvf -)
>>> 3. rsync -avz --stats --progress /data /mnt/backups/data
>>>
>> Netcat + XZ or gzip + CPIO or tar.
>>
>> nc otherhost portnumber | xz -d | cpio -idm
>> find pathname -print | cpio -o -Hnewc | xz -1 | nc -l portnumber
>>
>> Then rsync to reconcile.
>>
>>
>> If on a dedicated partition, consider a block-based tool that won't
>> need to traverse the filesystem
>> directory structure and won't need to copy unused disk blocks, e.g.
> partimage.
>>

-- 
Supporting World Peace Through Nuclear Pacification
___________________
Nolug mailing list
nolug@nolug.org