[CentOS] raid resync speed? - laptop drive-

[Les Mikesell]

On 5/21/2010 4:37 PM, Benjamin Franz wrote:
> On 05/21/2010 02:32 PM, Les Mikesell wrote:
> [..]
>> Disk /dev/sdh: 750.1 GB, 750156374016 bytes
>> 255 heads, 63 sectors/track, 91201 cylinders
>> Units = cylinders of 16065 * 512 = 8225280 bytes
>>
>> Device Boot  Start         End      Blocks   Id  System
>> /dev/sdh1      1       91201   732572001   fd  Linux raid autodetect
>>
>> These is a backuppc archive with millions of hardlinks that will take
>> forever to copy if I have to do a file-oriented copy onto a different
>> partition size.
>>
>>
>
> You can cheat. Remove partition 1 and use the *entire drive* as a RAID
> volume (no partition table at all).

But can I change the existing setup to do that without losing the 
contents?  (It's a 3-member raid1 where one member is only added long 
enough to sync, then removed).  And if you raid at the disk level, how 
do you tell it to reconnect at startup (the equivalent of the FD 
partition type)?

-- 
   Les Mikesell
    lesmikesell at gmail.com