April 2012 Archives

A few signs of optimism in the IT jobs market

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February 2012 vacancies.jpg
There are some signs of optimism in the IT jobs market, the latest figures from Computer People suggest. Compared to this time last year, permanent vacancies are up 6% in retail, 7% in telecoms and 12% in media. Vacancies in the public sector are up by a huge 30%, but that's from a very low base.

The contract market is less healthy. Not only is the pool of vacancies small, but overall demand for freelance IT staff has yet to show any signs of growth. In particular the number of contractor vacancies in the public sector is down 10% year on year.


Supercomputer manufacturers - then and now.

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A decade ago, Cray Research was the undisputed leader in supercomputers with over 40% of the market for top performing machines. Today, that honour belongs to IBM (44%) closely followed by Hewlett Packard (28%).

Some of the early leaders have not kept pace. Fujitsu, for example, which claimed 69 of the fastest performing supercomputers in 1993 could only boast 4 top performing machines in 2011.

And many of the early pioneers did not survive the downturn in the supercomputer market in the mid 1990s. Thinking Machines, which had 10% of the market, filed for bankruptcy, while Kendall Square Research, was delisted from the stock exchange.  MasPar, ceased production of hardware to focus on data mining software, while nCube was acquired by another company in 2005. Parsytec, and Meiko Scientific, well known in their day, have also disappeared from the scene.


Source: Professor Hans Werner Meuer








Europe's supercomputers country by country

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Supercomptuers by country.jpgThe UK is the fourth largest user of supercomputers worldwide, with 27 of the fastest performing machines from the Top 500 list. The USA has the largest installed base, with 263 of the top 500 fastest machines. China has 74, and Japan 30. The UK is followed by France with 23 of the top 500 machines, and Germany 20.

Supercomputers are seen as a strategically important resource. Although the USA has the greatest number of high performance computers. Japan owns the most powerful machines.
The Japanese K computer, for example, has a capacity of 10.51 Petaflops, over 5 times the performance of the fastest US computer, the Jaguar, which has a speed of 1.8 Petaflops.

(One Petaflop is equivalent to 1,000 trillion floating point calculations a second.)


Source: Professor Hans Werner Meuer






High perfomance computing: supplier's market share

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Market_Share.jpg


IBM has the lions share of high performance computing market, accounting for 45% of the supercomputers in the top 500 list of high performing machines. It is followed by HP, which has 140 high speed computers in the list. Cray has 27 machines, equivalent to 5% of the top 500 fastest machines.

Source: Professor Hans Werner Meuer




Supercomputers will reach exascale speeds within 7 years

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Supercomputer Chart.jpg




The speed of high performance computers is growing at an exponential rate. Within the next 7 years, the fast performing computers will reach exascale level, capable of processing a million trillion calculations per second. These computers will be powerful enough to simulate the human brain, predicts Professor Hans Werner Meuer, co-founder of the Top500 list of supercomputer, who compiled the chart.

The data shows that supercomputers double in speed every 13.2 months. The technology trickles down into rapidly into consumer devices. The IPAD II, has as almost much computing power as the first supercomputer, but is a tiny fraction of the cost. And today's notebook computers match the computing power of supercomputers produced in 1994.






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