http://www.dtidata.com/resourcecenter Hard drive recovery data recovery resource center with how to guides for windows RAID Snap server file system repair NTFS partition recovery tools tips and tricks to recover data Fri, 10 Feb 2012 20:13:35 +0000 en hourly 1 http://wordpress.org/?v=3.1.2 http://www.dtidata.com/resourcecenter/2011/02/18/determining-configuration-forraid-five-or-raid-zero/ http://www.dtidata.com/resourcecenter/2011/02/18/determining-configuration-forraid-five-or-raid-zero/#comments Fri, 18 Feb 2011 17:24:46 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1747 Reading the title makes it sound like something that should be easy. I should be able to just pull out the drives in the order they are presented in the hardware, mark them as 0 through whatever and be done with it. However it has been my experience that when determining the RAID configuration, there [...]

]]> http://www.dtidata.com/resourcecenter/2011/02/18/determining-configuration-forraid-five-or-raid-zero/feed/ 0 http://www.dtidata.com/resourcecenter/2011/02/15/dti-datas-many-options-for-raid-data-recovery/ http://www.dtidata.com/resourcecenter/2011/02/15/dti-datas-many-options-for-raid-data-recovery/#comments Tue, 15 Feb 2011 17:48:50 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1736 DTI Data has been in the RAID Data Recovery business for a long time. We focus on RAID 5 data recovery, which is still the prelevant system in storage devices such as DELL PowerEdge Servers. Many RAID systems such  RAID 50 is still built off of the basic RAID 5 configuration. A RAID 10 is [...]

]]> http://www.dtidata.com/resourcecenter/2011/02/15/dti-datas-many-options-for-raid-data-recovery/feed/ 2 http://www.dtidata.com/resourcecenter/2011/01/31/stale-drive-detection-for-windows-ntfs-raids/ http://www.dtidata.com/resourcecenter/2011/01/31/stale-drive-detection-for-windows-ntfs-raids/#comments Mon, 31 Jan 2011 19:33:00 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1718 Greetings and Salutations! My name is Richard Correa and I am a Software Engineer and data recovery specialist for DTI Data. Over the years I have written many tools to help the technician resolve several of the problems they may encounter during their daily endeavor to recover a clients data. One of the most complicated, [...]

]]> http://www.dtidata.com/resourcecenter/2011/01/31/stale-drive-detection-for-windows-ntfs-raids/feed/ 0 http://www.dtidata.com/resourcecenter/2011/01/26/disaster-planning-overview-creation/ http://www.dtidata.com/resourcecenter/2011/01/26/disaster-planning-overview-creation/#comments Wed, 26 Jan 2011 19:43:35 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1683 Most businesses these days depend heavily on technology and automation. Continued operations of a business/organization depend on being aware of potential disasters before they strike. Having a strategic disaster recovery plan to minimize disruptions and recover operations quickly is key. A smart disaster recovery plan should include a set of actions to be taken before, [...]

]]> http://www.dtidata.com/resourcecenter/2011/01/26/disaster-planning-overview-creation/feed/ 0 http://www.dtidata.com/resourcecenter/2011/01/12/san-and-nas-the-difference-from-a-user-perspective/ http://www.dtidata.com/resourcecenter/2011/01/12/san-and-nas-the-difference-from-a-user-perspective/#comments Wed, 12 Jan 2011 18:38:40 +0000 Jacqui Best http://www.dtidata.com/resourcecenter/?p=1658 So I was asked the other day by our SEO content writer what is the difference between SAN and NAS. Now, usually I pride myself in the ability to spout off random techno babble, in order to explain what would normally be a difficult concept easily to an end user.  Yet in this instance I was stumped. [...]

]]> http://www.dtidata.com/resourcecenter/2011/01/12/san-and-nas-the-difference-from-a-user-perspective/feed/ 0 http://www.dtidata.com/resourcecenter/2011/01/12/data-recovery-and-disaster-recovery-explained/ http://www.dtidata.com/resourcecenter/2011/01/12/data-recovery-and-disaster-recovery-explained/#comments Wed, 12 Jan 2011 17:58:42 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1646 Every company that uses computers to carry out their business, needs to have a solid disaster recovery plan. One item often left out is data recovery! Data Recovery is one of those services that no one thinks they will ever need until it is too late. The fact is, when disaster strikes, problems can occur [...]

]]> http://www.dtidata.com/resourcecenter/2011/01/12/data-recovery-and-disaster-recovery-explained/feed/ 1 http://www.dtidata.com/resourcecenter/2010/12/29/san-data-recovery-nas-repair/ http://www.dtidata.com/resourcecenter/2010/12/29/san-data-recovery-nas-repair/#comments Wed, 29 Dec 2010 19:46:47 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1628 When it comes to computers and networks, NAS devices were mainly used by large businesses.  Now that home users store huge amounts of data from music to videos, more and more people are turning to Network  Attached Storage (NAS) devices to store their data. A NAS device is located on a network and users can map [...]

]]> http://www.dtidata.com/resourcecenter/2010/12/29/san-data-recovery-nas-repair/feed/ 1 http://www.dtidata.com/resourcecenter/2010/12/21/disaster-planning-qualitative-and-quantitative-risk-analysis/ http://www.dtidata.com/resourcecenter/2010/12/21/disaster-planning-qualitative-and-quantitative-risk-analysis/#comments Tue, 21 Dec 2010 20:37:47 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1614 Risk Assessment or security risk analysis is key to the security of any business or organization. It’s crucial for making sure that controls are equal to the risks that the organization is exposed to. To figure out which security controls are commensurate and cost effective is often a complicated and subjective process. One of the [...]

]]> http://www.dtidata.com/resourcecenter/2010/12/21/disaster-planning-qualitative-and-quantitative-risk-analysis/feed/ 0 http://www.dtidata.com/resourcecenter/2010/12/14/first-response-in-disaster-recovery/ http://www.dtidata.com/resourcecenter/2010/12/14/first-response-in-disaster-recovery/#comments Tue, 14 Dec 2010 20:53:40 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1604 What Did the First Responders Really Do? A common occurrence that many consultants experience is a discrepancy between what first responders “claim” they did and what the analyst actually sees that happended upon examination. More often than not, the consultant is told that the first responders took the system offline but didn’t do anything else. Consultants often find that contrary to what is [...]

]]> http://www.dtidata.com/resourcecenter/2010/12/14/first-response-in-disaster-recovery/feed/ 0 http://www.dtidata.com/resourcecenter/2010/11/30/how-to-enable-remote-desktop-terminal-services-remotely/ http://www.dtidata.com/resourcecenter/2010/11/30/how-to-enable-remote-desktop-terminal-services-remotely/#comments Tue, 30 Nov 2010 16:24:16 +0000 John Best http://www.dtidata.com/resourcecenter/?p=1550 So, after delivering a new server to a client and getting it setup on the network, joining the domain and configuring the nightly backup, I decide to take off and finish the rest of  the tasks remotely. Not until I drive back to the office and attempt to log in do I realize I had forgotten to [...]

]]> http://www.dtidata.com/resourcecenter/2010/11/30/how-to-enable-remote-desktop-terminal-services-remotely/feed/ 0 http://www.dtidata.com/resourcecenter/2009/12/18/recovering-from-a-raid-controller-failure/ http://www.dtidata.com/resourcecenter/2009/12/18/recovering-from-a-raid-controller-failure/#comments Fri, 18 Dec 2009 16:36:16 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1213 There are many reasons why a RAID goes down.  A technician will normally assume that one or more of the drives have failed.  This is a common diagnosis as the diagnostic lights on each of the drives may be blinking, the lights may have gone amber, or in some cases the drive may not be [...]

]]> http://www.dtidata.com/resourcecenter/2009/12/18/recovering-from-a-raid-controller-failure/feed/ 3 http://www.dtidata.com/resourcecenter/2009/12/02/raid-5-stale-drive-detection/ http://www.dtidata.com/resourcecenter/2009/12/02/raid-5-stale-drive-detection/#comments Wed, 02 Dec 2009 19:26:56 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1192 Over the course of a week I receive several calls regarding the recovery of a RAID 5 array. In the course of the initial interrogation of a client I ask several questions regarding the state of the array, what has been done to recover the array and most importantly what happened to the array that [...]

]]> http://www.dtidata.com/resourcecenter/2009/12/02/raid-5-stale-drive-detection/feed/ 3 http://www.dtidata.com/resourcecenter/2009/11/24/network-attached-storage-nas-recovery/ http://www.dtidata.com/resourcecenter/2009/11/24/network-attached-storage-nas-recovery/#comments Tue, 24 Nov 2009 20:37:28 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1180 Network Attached Storage (NAS) devices have been a boon for storage technology.  What a great windfall for the industry.  Grab yourself an Open Source operating system, stick it on a prom, get yourself an inexpensive motherboard, some hard drives and presto chango, abbrakadabbra you got yourself a $1000.00 4 terabyte storage device that will mount [...]

]]> http://www.dtidata.com/resourcecenter/2009/11/24/network-attached-storage-nas-recovery/feed/ 2 http://www.dtidata.com/resourcecenter/2009/11/24/pst-raid5-recovery/ http://www.dtidata.com/resourcecenter/2009/11/24/pst-raid5-recovery/#comments Tue, 24 Nov 2009 20:27:06 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1176 Welcome back!  As before, we still have the problem where chkdsk was run on a RAID with a stale drive.  We have had a brief explanation of how NTFS 5 works and how the data is stored on the volume.  Lets take a much more detailed look as to how the data is stored in [...]

]]> http://www.dtidata.com/resourcecenter/2009/11/24/pst-raid5-recovery/feed/ 4 http://www.dtidata.com/resourcecenter/2009/08/11/raid-partition-repair-recovery-freeware/ http://www.dtidata.com/resourcecenter/2009/08/11/raid-partition-repair-recovery-freeware/#comments Tue, 11 Aug 2009 18:10:06 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1081 Below is a video to help users with our RAID partition repair tool. RAID data recovery is serious business and should be left to professionals, but that being said, so many people have RAID configurations in their home computers that we decided to give you all some help.

]]> http://www.dtidata.com/resourcecenter/2009/08/11/raid-partition-repair-recovery-freeware/feed/ 2 http://www.dtidata.com/resourcecenter/2009/07/09/raid-explained-in-simple-terms/ http://www.dtidata.com/resourcecenter/2009/07/09/raid-explained-in-simple-terms/#comments Thu, 09 Jul 2009 16:46:20 +0000 Jacqui Best http://www.dtidata.com/resourcecenter/?p=1061 I find that “RAID” is such a scary term to a lot of my end users or business clients who are not Network Admin’s. A RAID is in it’s simplest form more then one “physical” (physical means the actual device you would hold in you hand) hard drive put together to make one physical array. [...]

]]> http://www.dtidata.com/resourcecenter/2009/07/09/raid-explained-in-simple-terms/feed/ 3 http://www.dtidata.com/resourcecenter/2009/06/15/raid-1-data-recovery-freeware-full-version-raid-software/ http://www.dtidata.com/resourcecenter/2009/06/15/raid-1-data-recovery-freeware-full-version-raid-software/#comments Mon, 15 Jun 2009 17:46:35 +0000 DTI Data Recovery http://www.dtidata.com/resourcecenter/?p=1037 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 computers with RAID hard drives [...]

]]> http://www.dtidata.com/resourcecenter/2009/06/15/raid-1-data-recovery-freeware-full-version-raid-software/feed/ 4 http://www.dtidata.com/resourcecenter/2009/06/08/converting-raid-1-to-single-drive/ http://www.dtidata.com/resourcecenter/2009/06/08/converting-raid-1-to-single-drive/#comments Mon, 08 Jun 2009 19:06:44 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1025 RAID 1, also known as a mirrored set, would seem to be a perfect way to keep your critical data safe. The concept being that you have redundant drives. Whatever gets written to one drive will get written to the other drive. In other words, the drives are mirrored and look exactly the same. Stands [...]

]]> http://www.dtidata.com/resourcecenter/2009/06/08/converting-raid-1-to-single-drive/feed/ 1 http://www.dtidata.com/resourcecenter/2009/05/29/end-user-raid-zero-array-crash/ http://www.dtidata.com/resourcecenter/2009/05/29/end-user-raid-zero-array-crash/#comments Fri, 29 May 2009 16:52:59 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=1013 I had a client call me the other day and tell me that her two year old two terabyte drive had crashed and all of her pictures of her children, as well as her wedding were on the drive. She did not have a backup and was very upset. I knew that there was a [...]

]]> http://www.dtidata.com/resourcecenter/2009/05/29/end-user-raid-zero-array-crash/feed/ 0 http://www.dtidata.com/resourcecenter/2008/09/22/partition-types-in-a-soft-spanned-set/ http://www.dtidata.com/resourcecenter/2008/09/22/partition-types-in-a-soft-spanned-set/#comments Mon, 22 Sep 2008 19:58:33 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=280   Last time I explained the basic premise of a spanned set.  I used the example of a clients RAID that contained 3 36 GB SCSI drives. In a standard set each one of the drives would use one partiton for the entire drive and then the set would be mounted contiguously.  The particular spanned [...]

]]> http://www.dtidata.com/resourcecenter/2008/09/22/partition-types-in-a-soft-spanned-set/feed/ 1 http://www.dtidata.com/resourcecenter/2008/09/19/when-good-raids-go-bad-a-technicians-worst-nightmare/ http://www.dtidata.com/resourcecenter/2008/09/19/when-good-raids-go-bad-a-technicians-worst-nightmare/#comments Fri, 19 Sep 2008 17:49:08 +0000 Jacqui Best http://www.dtidata.com/resourcecenter/?p=241 The next machine with a bad hard drive was my server. This server has been running as a server in our home for about 8 years. HAH! Now that is not to say that we haven’t done upgrades, because we have. We have always kept the “data” area of the drive separate and even though [...]

]]> http://www.dtidata.com/resourcecenter/2008/09/19/when-good-raids-go-bad-a-technicians-worst-nightmare/feed/ 1 http://www.dtidata.com/resourcecenter/2008/08/27/recovering-a-spanned-raid-set-without-raid-software-span-1/ http://www.dtidata.com/resourcecenter/2008/08/27/recovering-a-spanned-raid-set-without-raid-software-span-1/#comments Wed, 27 Aug 2008 19:47:21 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=261   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, this was a multi volume set.  [...]

]]> http://www.dtidata.com/resourcecenter/2008/08/27/recovering-a-spanned-raid-set-without-raid-software-span-1/feed/ 1 http://www.dtidata.com/resourcecenter/2008/08/11/use-bad-block-frequency-to-determine-raid-5-stale-drive/ http://www.dtidata.com/resourcecenter/2008/08/11/use-bad-block-frequency-to-determine-raid-5-stale-drive/#comments Mon, 11 Aug 2008 19:05:45 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=266 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 that the old and new data, as well as how long the drive [...]

]]> http://www.dtidata.com/resourcecenter/2008/08/11/use-bad-block-frequency-to-determine-raid-5-stale-drive/feed/ 0 http://www.dtidata.com/resourcecenter/2008/08/01/determining-a-stale-drive-in-most-raids/ http://www.dtidata.com/resourcecenter/2008/08/01/determining-a-stale-drive-in-most-raids/#comments Fri, 01 Aug 2008 19:48:15 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=253   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, I will mention it now.  [...]

]]> http://www.dtidata.com/resourcecenter/2008/08/01/determining-a-stale-drive-in-most-raids/feed/ 5 http://www.dtidata.com/resourcecenter/2008/07/23/analyzing-raid-parity/ http://www.dtidata.com/resourcecenter/2008/07/23/analyzing-raid-parity/#comments Wed, 23 Jul 2008 17:38:25 +0000 Dick Correa http://www.dtidata.com/resourcecenter/?p=244 Last time I discussed how to find the RAID data offset for a SNAP OS 4.x RAID handler. To put it briefly it was just a simple matter of finding Cylinder Group zero on the first drive in the array and back tracking 48 sectors. Once the RAID data offset is established we can plug [...]

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