RAID 1 Data Recovery FREEWARE Full Version RAID Software

June 15, 2009 by Michael Stankard  
Filed under RAID Recovery Explained

DTI Data Recovery is happy to announce a new full version FREEWARE data recovery software for RAID 1 users. If you are using a RAID 1 which is a mirrored set of hard drives, and the RAID no longer boots, than we can help. More home users are getting their... 

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Recovering a Spanned RAID Set Without RAID Software

August 27, 2008 by Dick Correa  
Filed under RAID Recovery Explained

  Recently it was my displeasure to work on a three drive spanned set for NT 4.0.  The set was soft configured so when the boot drive went down, with all of the configuration data for the RAID on it, the RAID would not mount.  In addition to that,... 

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Use Bad Block Frequency to determine RAID 5 stale drive

We have been discussing the love affair I have with stale drives in a RAID five array and how best to determine if in fact one exists. I explained how the NTFS file system data is normally laid out and the fact the old and new data, as well as how... 

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Determining a Stale Hard Drive in Most RAIDs

August 1, 2008 by Dick Correa  
Filed under How To's, RAID Recovery Explained

  In my last installment I covered two of the three reasons why we do a parity check.  First we want to make sure that we do not have a stale hard drive in the array.  Although I did not cover how one determines if in fact a stale hard drive exists,... 

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Check Your RAID Consistency Before A Rebuild

May 8, 2008 by Dick Correa  
Filed under RAID Recovery Explained

Over the years one of the most consistent problems with RAID recovery is the rebuild. I would estimate that nearly 40 percent of the RAIDs that we cannot recover are due exclusively to the fact that a technician executed a rebuild before verifying the... 

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RAID Five Steps to recovering your data

February 22, 2008 by Dick Correa  
Filed under RAID Recovery Explained

     In one of my articles I tried to define the mathematics of a RAID 5 stripe and how it relates to data recovery.  Using the eXclusive ORing truth table we can continue to run the array even when one drive has dropped out of the array.  This... 

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