SAN Data Recovery – iSCSI RAID 6 Issue

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Serial attached SCSI devices have been a high speed blessing to the SAN, NAS, and Enterprise Storage Array class of systems. These devices offer a clear solution for any storage requirement due to capacity and configuration. Whether it is Fiber … [Read more...]

NTFS Master File Table Fixup

MFT-Fixup

Recently DTI Data received an interesting question about the values stored in the Master File Table. The question referenced the value following the magic value of ‘FILE’ in the record. Some of the time the data is an asterisk ‘*’ and other time the … [Read more...]

Toshiba Recovery – Crashed Hard Drive

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Common Toshiba Hard Drive Failures All mechanical devices will fail sooner or later. Hard drives fail for various reasons. We will describe what we find to be the most common cause of failure with Toshiba hard drives. In the last decade, the … [Read more...]

Lost File System Recovered

Master File Table Entry

The Mysterious Case of the Missing File System Sometimes there is just no way to ascertain the events leading up to the loss of an entire file system index. The client may have no idea what happened. When looking at the file system as a whole … [Read more...]

RAID 5 Sybase Data File Diagnostic Software

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Recently I received a set of drives that were originally in a RAID 5 (stripe set) configuration. These drives were old Seagate forty gigabyte Parallel ATA (PATA) drives. The client explained that they had rebooted the server and when it came up again … [Read more...]

Troubleshooting Basic Hard Drive Problems: You Need to Format the Disk

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A common hard drive fault that I think most of us have run in to at one time or another is : “You Need to Format the Disk in Drive:”. This problem seems to be even more prevalent with the popularity of portable external hard drives like the Seagate … [Read more...]

Troubleshooting Basic Hard Drive Problems: Does Not Show Up In My Computer

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Hard Drive Problem #1: The hard drive is not showing up in “My Computer” or in Windows Explorer (not to be confused with internet explorer). Generally, I get phone calls where the customer states that the computer is no longer seeing their hard … [Read more...]