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ZDNet Dictionary Definition
- MTBF
- Mean Time Between Failure The average time a component works without failure. It is the number of failures divided by the hours under observation.
- Full MTBF Definition >>
ZDNet Resources
- Mean Time Between Failure: Explanation and Standards
- "Mean time between failure" is a reliability term used loosely throughout many industries and has become widely abused in some. Over the years the original meaning of this term has been altered which has led to confusion and cynicism. MTBF is largely based on assumptions and definition of failure and...
- Tags: American Power Conversion Corp., Failure, Standards, MTBF, Quality, Strategy, Business Operations, Management
- White papers 2005-02-07
- Field MTBF Numbers: What Do They Really Mean?
- MTBF is an acronym for Mean Time Between Failures. In general, a higher MTBF number indicates a more reliable product. Beyond this simple definition, you’ll find a wide variety of special meanings. In the military/aerospace industries, MTBF is defined by a specific set of calculations. The formula for system longevity...
- Tags: Liebert Corp., MTBF, Strategy, Management
- White papers 2000-06-15
Additional Resources
- In-class computers vs. labs
- In-class computers vs. labswhat happened to the "teaching"Your article left out the teaching aspect. When teaching to a group, via a full lab, isn't attention span better or at least better managed? Isn't individual progress to an assigned task more measurable?Didn't Dell have a program where 2-3 clusters of computers...
- Tags: PRODUCTIVITY, computer, laptop computer
- Discussion threads 2008-06-27
- A visit to the Microsoft Newseum
- A visit to the Microsoft NewseumI AgreeWe all remember the Mac story!MS is all about packaging and marketing.Come on Paul...Microsoft has completely changed the landscape of IT FOREVER. I am in a constant upgrade cycle here. I have MCSEs and MCSDs working 365 days a year on upgrades. Our CFO...
- Tags: Operating systems, ROI/TCO, Microsoft Corp., Unix, Microsoft Newseum
- Discussion threads 2008-06-18
- High-end disks dead in 2 years
- Dave Donatelli, a senior exec at EMC - the largest data storage vendor - predicted that high-end flash drives will replace high-end hard drives in 2 years. Is this the beginning of the end for disk drives? What is a high-end hard drive? Unlike the...
- Tags: Notebook, Disk, USB Flash Drive, Chip, PC Board, Notebook Disk, Serial ATA, Storage, Hardware, Robin Harris
- Blog posts 2008-05-20
- Western Digital VelociRaptor hard drive
- Western Digital have started shipping the company's fastest drive yet - the VelociRaptor. The VelociRaptor, model WD3000GLFS, is a 10,000RPM, 300GB drive. It differs from the existing Raptor models not only in the capacity (the largest Raptor has only 150GB of storage) but also in fact that...
- Tags: Hard Drive, Western Digital Corp., Serial ATA, Games, Notebooks, Retail, Storage, Hardware, Personal Technology, Notebooks & Tablets, Adrian Kingsley-Hughes
- Blog posts 2008-04-22
- Notebook SSDs disappoint
- Notebook SSDs disappointEee PC - OS makes a differenceOne of the problems when using the Eee PC with XP is the logging, writes to the registry, page filing, etc. that XP normally does on a conventional hard drive. Of course you can reduce some of these writes like turning off...
- Tags: Notebooks, performance data, failure rate, SSD, Notebook SSD, Thanks Robin, notebook, Eee PC, hard drive, operating system
- Discussion threads 2008-03-19
- Does Apple's "Time Capsule" contain a server-grade hard drive? Does it matter?
- The Register points to a series of photos on Flickr by an individual calling themselves Nakedmac which allegedly shows that the hard drive inside Apple's Time Capsule storage device is a hard drive designed for desktop PCs and not for servers. That drive in...
- Tags: Hard Drive, Hitachi Ltd., Apple Inc., A7K1000, Storage, Hardware, Adrian Kingsley-Hughes
- Blog posts 2008-03-03
- The+SSD+failure+debate
- The+SSD+failure+debateMost SSD doom and gloom writers seem uninformedThey know one thing - that NAND and NOR have erase cycle endurance limitations. Then, they create a whole doom and gloom campaign around that one limitation. It's irresponsible technical journalism. Not only are SSD's super reliable, they are are future...
- Tags: Advertising & Promotion, Notebooks, Storage, SSD
- Discussion threads 2008-02-27
- The SSD failure debate
- To listen to some people talk about it, Solid State Drives SSDs – like the 64GM model from Samsung that you can get in the new MacBook Air – are doomed to fail. SSD is defined as "A disk drive that uses memory chips instead of rotating...
- Tags: Jason D. O\'Grady
- Blog posts 2008-02-27
- What your disk drive isn't telling you
- What your disk drive isn't telling youNo safe havenIt seems that our data simply have no safe place to reside anywhere. Hard disks are unsafe, DVD's are unsafe disk rot.....Come on, industry, give us a safe, reliable and enduring storage medium. How hard can it be?Greetz, Pjotr.Broken main page link,...
- Tags: Storage, HARD DISKS, disk, disk drive, SCSI, RAID, file system
- Discussion threads 2008-02-18
- The day my iPhone touch screen died
- The day my iPhone touch screen diedParts is Parts[url=http://www.intomobile.com/2007/08/10/analyst-apple-iphone-screen-problems-may-get-worse-the-dreaded-dead-strip.html]FYI[/url]The linked article speaks for itself.Touch Screen Gotcha. It can be argued......whether touch screens are great technology advancement.But, when it comes to failure, well you are dead in the water. I've had a couple of issues with my Nokia N95...
- Tags: Keyboards, Monitors & displays, touch screen, Apple Inc., Apple iPhone, Apple Store
- Discussion threads 2007-12-24
- Are SSDs ready for prime time?
- Are SSDs ready for prime time?what about...other metrics, both of which are nearand dear to most peoples' wallets?- capacity, in which HDDs have at least a 20:1advantage. 64 MB is not enough in the days of 160 GBiPods and 1 TB desktop HDDs.- $ for the device (not mentioned...
- Tags: USB flash drive, hard drive, SSD, Hours Shock Resistance SSD
- Discussion threads 2007-10-03
- Are SSDs ready for prime time?
- A couple of colleagues and I got to talking about Solid State Disks SSDs recently. It went something like this: I'm contemplating swapping out the hard drive on a new MBP with an SSD. Space isn't a big issue for me - I'm only using 31GB on my current...
- Tags: Hard Drive, Disk, Solid State Disk, Jason D. O\'Grady
- Blog posts 2007-10-03
- Weekend Project - Building two quad-core PCs
- Weekend Project - Building two quad-core PCsWith the 10k HDD instead of a 7.2KI wonder what the performance advantage is these days for running your OS and applications on the faster drive. Will you get the chance to run some comparative benchmarks on this machine by loading your OS...
- Tags: Corporate communications, Desktops, Performance management, Operating systems, Raptor, quad-core, ATI Technologies Inc., desktop, operating system
- Discussion threads 2007-08-31
- Xbox repair process leaves gamers in a fix
- Xbox repair process leaves gamers in a fixComes with...trying to be everything for everyone. It was a mistake for Microsoft to get into the gaming console market. That's only one of many mistakes they've made as a company over the past several years. Microsoft is a classic...
- Tags: Game players, Games, Microsoft Xbox, Microsoft Corp., Coleco
- Discussion threads 2007-08-03
- Why RAID 5 stops working in 2009
- Why RAID 5 stops working in 2009Been doing this for 15 yearsand never have I seen this unless the drive is about ready to take a dump.I've been in the server arena for quite some time and our file servers (which as of late have approached 1-2TB) have never encountered...
- Tags: RAID, disk, RAID 5, failure rate, URE
- Discussion threads 2007-07-18
- Next-Generation Switch/Router Diagnostics and Debugging
- The goal for a next-generation diagnostics and debugging system for switch/routers is to improve system uptime and availability by preventing the occurrence of certain types of hard errors increasing system MTBF and by improving fault isolation and resolution time reducing MTTR. These improvements can be realized by augmenting traditional reactive...
- Tags: Force10 Networks Inc., Diagnostics
- White papers 2007-07-01
- MTBF Calculator (exe)
- Mean time between failures MTBF is the mean average time between failures of a system, the reciprocal of the failure rate in the special case when the failure rate is constant. Calculations of MTBF assume that a system is "renewed", i.e. fixed, after each failure, and then returned to service...
- Tags: Failure, Telecom & Utilities
- Software downloads 2007-04-16
- Desktop RAID is a bad idea
- Desktop RAID is a bad ideaRAID is a bad idea?It's facinating that you should come up just as I was planning a RAID setup myself. I have setup a 320Gb outside drive on my little Dell E310 and formatted it NTFS. Then I backed up my entire system...
- Tags: Storage, Desktops, RAID, backup, desktop
- Discussion threads 2007-04-04
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