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Re: rsync
From: |
Ole Tange |
Subject: |
Re: rsync |
Date: |
Thu, 12 May 2011 22:15:20 +0200 |
On Thu, May 12, 2011 at 4:10 PM, Matt Oates (Home) <mattoates@gmail.com> wrote:
> On 12 May 2011 14:57, guerrier <guerrier@gmail.com> wrote:
>> On Thu, May 12, 2011 at 9:48 AM, Matt Oates (Home) <mattoates@gmail.com>
>> wrote:
>>> Is parallel a great idea here?
>>
>> That's my real question. I have a failing hdd, from which i would
>> like to move as much data as possible as fast possible.
>
> If it was me I'd chuck in a blank USB disk and use the 'dd' command to
> just verbatim copy the partition/disk over, this is about as quick as
> you are going to get.
Use:
dd conv=noerror if=/dev/disk1 of=/dev/disk2
or look at dd_rescue and ddrescue. These programs are made for your
task. And after that: fsck of the copy.
GNU Parallel would only make matters worse in this case as it will
make the disk arms thrash (which is likely to kill a sick disk).
/Ole
- rsync, guerrier, 2011/05/12