[CentOS] Software RAID resync

[John R Pierce]

Rajagopal Swaminathan wrote:
> A critical question repeated as I can't have this going on over the weekend and
> have to get the system up before next 18 hours
>
>
>   
>> Q2. If I bring down the system, will the array reconstruction start from
>>     beginning or from where it left off before reboot?
>>     


it resumes from where it left off.  it keeps track of the checkpoint 
locations via the metadata it stores  in the last track of the partition 
(I think thats where it is)