Re: [Clonezilla-live] drives with 4k sectors?

[Steven S. <st...@nc...>]

On 2010年06月02日 03:23, Les Mikesell wrote:
> On 5/27/2010 6:00 AM, Steven Shiau wrote:
>    
>>      
>>>> I think this depends on the library we used in partclone, and it should
>>>> be updated enough.
>>>> Do you have any problem with that?
>>>>
>>>>          
>>> I haven't tried it yet, but what I really want to do is copy the data
>>> from a raid mirror on Seagate 750G drives to a WD 'scorpio blue' 2.5"
>>> drive that claims to have the same capacity - and does in terms of 512
>>> byte sectors.  I'd like to do it by adding it into the raid, letting it
>>> sync, then removing it, but that is about 10x slower than doing it with
>>> a desktop drive and not practical.   So, I'm looking for any other way
>>> to accomplish this copy to have an offsite backup of this data (which
>>> happens to be a backuppc archive with millions of hardlinks that make
>>> techniques other than image copies very slow).
>>>
>>> I suspect that even if clonezilla does try to adjust the alignment, it
>>> will shift the initial offset from 63 to 64 (there's one big partition)
>>> which will leave the partition space too small to match the original -
>>> but I can try it to see what happens.
>>>
>>>
>>>        
>> Yes, please let us know the results if you try that.
>>      
>
> Using clonezilla-live-20100521-lucid.iso it goes through the same
> motions as it would with a 512 byte sector disk, duplicating the initial
> offset of 63.  I don't think there is any way for it to tell the
> difference, since the drive reports 512 byte sectors - but is slow
> unless you write 8 at once on the right boundaries.
>    
Could you please more info about this "512 byte sector disk"?
> But, something seems to be wrong with partclone's (v0.2.9) math. Right
> now it is saying:
> Elapsed   03:11:52
> Remaining 01:47:25
> Rate      235.94 MB/min
>
> But the progress bar says it is 6% done (which is probably about right).
>    
What's the partition size? What's the used block space?
Could you please post more info on the screen, something like here:
http://clonezilla.org/clonezilla-live/doc/01_Save_disk_image/images/ocs-11-save-progress-2.png
?

Steven.

-- 
Steven Shiau<steven _at_ nchc org tw>  <steven _at_ stevenshiau org>
National Center for High-performance Computing, Taiwan.
http://www.nchc.org.tw
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