by Robin Harris | Wednesday, May 19, 2010 | Disk, Enterprise, Future Tech |
Shouting at a disk drive will cause it to stop. But what about the constant nagging they get in busy data centers? That’s a bigger problem. Bad, bad, bad vibrations The use of consumer-grade SATA drives in the enterprise raises the concern. A 2005 study,...
by Robin Harris | Friday, March 5, 2010 | Architecture, Disk, Future Tech |
StorageMojo’s best paper of FAST ’10 is Understanding Latent Sector Errors and How to Protect Against Them (pdf) by Bianca Schroeder, Sotirios Damouras, and Phillipa Gill, University of Toronto. The paper builds on research and a dataset that StorageMojo...
by Robin Harris | Saturday, February 27, 2010 | Disk, Future Tech |
Late last year Sun engineer, DTrace co-inventor, flash architect and ZFS developer Adam Leventhal, analyzed RAID 6 as a viable data protection strategy. He lays it out in the Association of Computing Machinery’s Queue magazine, in the article Triple-Parity RAID...
by Robin Harris | Monday, December 21, 2009 | Disk |
WD has started shipping drives that drop the ancient 512 byte disk sector for a 4096 byte – 4k – sector, and the rest of industry isn’t far behind. For several decades disk sectors have been almost always been 512 bytes (NetApp tried 520 bytes...
by Robin Harris | Tuesday, December 1, 2009 | Disk, SOHO/SMB |
Geoff Barrall founded BlueArc at the high end of NAS performance. He then founded Data Robotics, maker of the Drobo low end arrays. A group of bloggers visited DR last month and a lucky few – not including me – took brand new Drobo2 units home. The idea...
by Robin Harris | Sunday, October 11, 2009 | Backup, Disk, Future Tech |
TDK recently demo’d an impressive technical achievement: a 10 layer optical disk with 320 GB capacity – using standard Blu-ray (BD) drive technology. Each layer has better than 90% light transmission and writing required no more than 20 mW of the 30 mW Blu-ray...
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