stevej-on-it.blogspot.com

SteveJ-on-IT

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJ CBR or stevej.cbr@gmail.com. RAID and Storage Pools: Leveraging GPT partitions for Asymmetric Media Logical Volumes. Pt 1. This is an exploration of addressing Storage problems posed by directly connected or (ethernet) networked drives, not. For SAN-connected managed disks served by Enterprise Storage Arrays. Links to this post. RAID and Storage Pages: We may be asking the wrong questions. Theres n...

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Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJ CBR or stevej.cbr@gmail.com. RAID and Storage Pools: Leveraging GPT partitions for Asymmetric Media Logical Volumes. Pt 1. This is an exploration of addressing Storage problems posed by directly connected or (ethernet) networked drives, not. For SAN-connected managed disks served by Enterprise Storage Arrays. Links to this post. RAID and Storage Pages: We may be asking the wrong questions. Theres n...

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SteveJ-on-IT | stevej-on-it.blogspot.com Reviews

https://stevej-on-it.blogspot.com

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJ CBR or stevej.cbr@gmail.com. RAID and Storage Pools: Leveraging GPT partitions for Asymmetric Media Logical Volumes. Pt 1. This is an exploration of addressing Storage problems posed by directly connected or (ethernet) networked drives, not. For SAN-connected managed disks served by Enterprise Storage Arrays. Links to this post. RAID and Storage Pages: We may be asking the wrong questions. Theres n...

INTERNAL PAGES

stevej-on-it.blogspot.com

1

SteveJ-on-IT: I.T. is NOT a Profession. There are NO consequences for Failure, It's Unprofessional to not Learn.

http://stevej-on-it.blogspot.com/2013/06/it-is-not-profession-there-are-no.html

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJCbr and stevej.cbr@gmail.com. IT is NOT a Profession. There are NO consequences for Failure, It's Unprofessional to not Learn. A response to a piece on Delimiter. Reporting QLD and VIC government project failures. Compare the local IT failures with these comments from Infoq. This is best illustrated by the findings from the US Department of Defense (the DoD).[10]. Not just the Public sector. No diff...

2

SteveJ-on-IT: The New Disruption in Computing

http://stevej-on-it.blogspot.com/2014/03/the-new-disruption-in-computing.html

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJCbr and stevej.cbr@gmail.com. The New Disruption in Computing. Since 2000, we've been progressively bumping into limits, or end-points, in all areas of silicon technologies. Some I've mentioned previously. The thesis of this piece is the Next Technology Disruption is No Disruption, No Revolution:. The list of Technology Roadblocks since 2000 is long and deep:. Sales of Intel and AMD. In 2010, Hard D...

3

SteveJ-on-IT: RAID++: Lessons from the 1990's market collapse for Large Expensive Disk Drives

http://stevej-on-it.blogspot.com/2014/05/raid-lessons-from-1990s-market-collapse.html

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJCbr and stevej.cbr@gmail.com. RAID : Lessons from the 1990's market collapse for Large Expensive Disk Drives. Following a previous post. This is an examination of the causes of the collapse in IBM's Mainframe DASD (Direct Access Storage Device) business, from an 80% share of an $11.B market in 1990, to 25% a decade later. ( Source. Mainframe market share 1991 – 1998: % total Terabytes shipped. EMC f...

4

SteveJ-on-IT: RAID and the collapse of IBM's mainframe storage business.

http://stevej-on-it.blogspot.com/2014/05/raid-and-collapse-of-ibms-mainframe.html

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJCbr and stevej.cbr@gmail.com. RAID and the collapse of IBM's mainframe storage business. What were the technical and non-technical aspects of the collapse in IBM's DASD (mainframe disk) business from 1990 to 1995, from $9B and 80% market share to $1.5B and 35%? Previously: a selected timeline. Of events, some Lessons on the causes of the collapse. Accounting for the formation, evolution, and death o...

5

SteveJ-on-IT: Recruiting FAIL: Update with ITCRA documents

http://stevej-on-it.blogspot.com/2014/06/recruiting-fail-update-with-itcra.html

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJCbr and stevej.cbr@gmail.com. Recruiting FAIL: Update with ITCRA documents. I was given an undertaking that a) ITCRA would write a Case Study from my complaint, in lieu of informing me of their determinations and actions taken, and b) I would be sent a copy. A year on, Dec 2013, I enquired after the Case Study. My guess from the delay is that it'd never been written, as promised in writing. This is ...

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stevej-on-nbn-er.blogspot.com

SteveJ on NBN: ER-edition: NBN: Debunking Turnbull with Alan Jones. - I

http://stevej-on-nbn-er.blogspot.com/2013/08/nbn-debunking-turnbull-with-alan-jones-i.html

SteveJ on NBN: ER-edition. NBN Issues ER-Edition, Commentary and Opinion. 30 yrs in I.T. and Telecomms @SteveJ CBR or stevej.cbr@gmail.com. Monday, 26 August 2013. NBN: Debunking Turnbull with Alan Jones. - I. Commenting on: Turnbull to Alan Jones, 15-Jul-2013. Well what I mean by optionality is that when you’re in a time of rapid technological change, you don’t want to put all your eggs into one technological basket any earlier than you need to. Reframing: "its a time of rapid technological change".

stevej-on-nbn-er.blogspot.com

SteveJ on NBN: ER-edition: NBN: Debunking Turnbull with Alan Jones - V

http://stevej-on-nbn-er.blogspot.com/2013/08/nbn-debunking-turnbull-with-alan-jones-v.html

SteveJ on NBN: ER-edition. NBN Issues ER-Edition, Commentary and Opinion. 30 yrs in I.T. and Telecomms @SteveJ CBR or stevej.cbr@gmail.com. Monday, 26 August 2013. NBN: Debunking Turnbull with Alan Jones - V. Commenting on: Turnbull to Alan Jones, 15-Jul-2013. But the point is when you are making decisions. In times of uncertainty. As you are particularly with technology,. You have to preserve as much flexibility and options – and hence,. 8211; and that’s what business people do. They open up the options...

stevej-on-nbn-er.blogspot.com

SteveJ on NBN: ER-edition: July 2013

http://stevej-on-nbn-er.blogspot.com/2013_07_01_archive.html

SteveJ on NBN: ER-edition. NBN Issues ER-Edition, Commentary and Opinion. 30 yrs in I.T. and Telecomms @SteveJ CBR or stevej.cbr@gmail.com. Wednesday, 31 July 2013. NBN: Predicting access rate from Download volume. The Sandvine exponential traffic distribution (1% uses 10%, 50% use 6.4%) suggests that for a mean of 30GB, the top 1% download 300Gb/month. That's around 90% utilisation of 1Mbps. "Theoretically", achievable on all NBN plans. My thesis is that time. Mostly daytime, 5-days per week. 300GB Time...

perfdynamics.blogspot.com

The Pith of Performance: Hockey Elbow and Other Response Time Injuries

http://perfdynamics.blogspot.com/2015/07/hockey-elbow-and-other-response-time.html

The Pith of Performance. Possibly pithy insights into computer performance analysis and capacity planning based on the Guerrilla series of books. Provided by Performance Dynamics Company. Wednesday, July 29, 2015. Hockey Elbow and Other Response Time Injuries. You've heard of tennis elbow. Well, there's a non-sports, performance injury that I like to call hockey elbow. Figure 1. injured response time performance. Figure 1 is seriously flawed for two reasons:. Performance metrics is generally nonlinear.

stevej-on-nbn-er.blogspot.com

SteveJ on NBN: ER-edition: NBN: Debunking Turnbull with Alan Jones - III

http://stevej-on-nbn-er.blogspot.com/2013/08/nbn-debunking-turnbull-with-alan-jones_26.html

SteveJ on NBN: ER-edition. NBN Issues ER-Edition, Commentary and Opinion. 30 yrs in I.T. and Telecomms @SteveJ CBR or stevej.cbr@gmail.com. Monday, 26 August 2013. NBN: Debunking Turnbull with Alan Jones - III. Comment on: Turnbull to Alan Jones, 15-Jul-2013. Well Malcolm that may be good for today and the next 10 years but what about 20 years’ or 30 years’ time? These two outrageous statements by Turnbull need addressing:. 1 We don’t know what. 2 pseudo-financial babble, a. Corruption of Net Present Val...

stevej-on-nbn-er.blogspot.com

SteveJ on NBN: ER-edition: NBN: Debunking Turnbull with Alan Jones - II

http://stevej-on-nbn-er.blogspot.com/2013/08/nbn-debunking-turnbull-with-alan-jones.html

SteveJ on NBN: ER-edition. NBN Issues ER-Edition, Commentary and Opinion. 30 yrs in I.T. and Telecomms @SteveJ CBR or stevej.cbr@gmail.com. Monday, 26 August 2013. NBN: Debunking Turnbull with Alan Jones - II. Commenting on: Turnbull to Alan Jones, 15-Jul-2013. Which is not taking fibre into every house and not disturbing. Everybody’s garden and not drilling holes in everybody’s walls but. Taking the fibre further into the field so that it’s within a couple of. Hundred metres from everybody’s home. C Get...

stevej-on-nbn-er.blogspot.com

SteveJ on NBN: ER-edition: NBN: summary reasons for Full Fibre

http://stevej-on-nbn-er.blogspot.com/2013/08/nbn-summary-reasons-for-full-fibre.html

SteveJ on NBN: ER-edition. NBN Issues ER-Edition, Commentary and Opinion. 30 yrs in I.T. and Telecomms @SteveJ CBR or stevej.cbr@gmail.com. Wednesday, 7 August 2013. NBN: summary reasons for Full Fibre. The full Fibre NBN redefines the Internet in Australia and already shows signs of running far, far ahead of the conservation forecasts in the NBN Co Plan. It's a bonanza to business and consumers alike. It's necessary to underpin continued Productivity Growth and national competitiveness here. Turnbull ha...

perfdynamics.blogspot.com

The Pith of Performance: Moore's Law II: More or Less?

http://perfdynamics.blogspot.com/2007/02/moores-law-is-45-nm-more-or-less.html

The Pith of Performance. Possibly pithy insights into computer performance analysis and capacity planning based on the Guerrilla series of books. Provided by Performance Dynamics Company. Tuesday, February 27, 2007. Moore's Law II: More or Less? For the past few years, Intel, AMD, IBM, Sun, et al., have been promoting the concept of multicores. Ie, no more single CPUs. A month ago, however, Intel and IBM made a joint announcement. Computing at the Speed of Heat. Prescott) can generate on the order of 100...

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OTHER SITES

stevej-on-bband.blogspot.com

SteveJ on Broadband: pre-election NBN posts

SteveJ on Broadband: pre-election NBN posts. NBN Issues, Commentary and Opinion. 30 yrs in I.T. and Telecomms. Friday, 27 September 2013. Copper cheaper than Fibre? Only if you cook the books radically! Comparing costs is only half the picture, profits. Are what drives business. Turnbull has omitted anything to do with revenue, charges or profits from. If you include payments to Telstra, Copper is always more expensive than Fibre. If you use the actual. A claim he's not refuted in nearly six months.

stevej-on-healthcare.blogspot.com

Stevej on Healthcare

Comments on Healthcare, Healthcare Reform, Quality of Care, Patient Safety. Thursday, May 30, 2013. I2P: Rolling Pharmacies into the Digital Age. The Digital Age won't be more of the same, but faster, for Pharmacies. There are three big Disruptions coming your way, necessary to address ballooning healthcare costs. There's an App for that", including sensors. Dr Topol on RockCentre. CSIRO have a major Telehealth project. NBN are running a $5MM trial. From CEBIT, a tweet from the ABC. Identity bracelets an...

stevej-on-it.blogspot.com

SteveJ-on-IT

Thirty Years in I.T. Theories, Ideas, Opinions. Leveraging knowledge of the past to understand now. @SteveJ CBR or stevej.cbr@gmail.com. RAID and Storage Pools: Leveraging GPT partitions for Asymmetric Media Logical Volumes. Pt 1. This is an exploration of addressing Storage problems posed by directly connected or (ethernet) networked drives, not. For SAN-connected managed disks served by Enterprise Storage Arrays. Links to this post. RAID and Storage Pages: We may be asking the wrong questions. Theres n...

stevej-on-mbesi.blogspot.com

stevej on Mgt, Biz, Ed + Social Issues

Stevej on Mgt, Biz, Ed Social Issues. Comments on Management, Business, Education and Social Issues. Friday, March 6, 2015. IGR-2015: Australia on-course to become the Cheap White Trash of Asia. Amanda Vanstone succinctly summarised. The LNP worldview being pushed by Hockeys IGR. 160;“The Rich aren’t to blame for being Rich, It’s Policy (stupid). The Treasury keeps tabs. 45B/yr is spent of Capital Gains exemptions on main residence. The USA doesnt do this, why do we? According to the Government:. Yet the...

stevej-on-misc.blogspot.com

SteveJ's Miscellancy

Thoughts and discussions on items that don't fit elsewhere. Reasons to be Skeptical. Questions for NSW Association Y0133609, "Australian Skeptics Inc". Wednesday, July 9, 2014. Another part of the puzzle: Why the 'new editor' left in 2009. The timing, especially in relation to being Deregistered, would be interesting to know. Stollznow seems to have a history of questionable behaviour. Links to this post. Monday, May 21, 2012. In Their Own Words: What the magazine says. On-line, from 1990 #1 until 2011 #1.