Hadoop MapReduce: A way for data scientists to explore

"The key is not in what methods, but in being able to really solve problems using any available tool or method," said Forrester analyst James Kobielus in a blog about Big data. "In recent years, with the urgent sense of solving big data problems, many organizations have started to explore the data architects."   In short, traditional databases and business intelligence tools that they typically use to analyze enterprise data are no longer competent for large data-processing tasks. To understand this challenge, we must go back to 10 years ago: There were very few t ...

Who is the high energy-consuming hulk in the data center?

The energy crisis has grown louder and energy has become scarcer and more expensive. Power shortage, the engine room due to overheating equipment and frequent downtime, data center equals Barroth, rising energy costs, has become a huge burden on enterprises. Whether from the point of view of national Twelve-Five planning or the reduction of operational cost, data center energy saving has become a trend of future data center development. Data show that in 2011, China's data center total power consumption of 70 billion-kilowatt, has accounted for the whole society's electricity consumption of 1.5%, the equivalent of the 2011 Tianjin total consumption. ...

Twitter explains global downtime: Two data centers shut down at the same time

http://www.aliyun.com/zixun/aggregation/17197.html "> Beijing time July 27 news, according to foreign media reports, Beijing time July 115.html" > Late 26th (Pacific Time 26th morning), Twitter again has a global downtime. Twitter executives later explained that two backup data centers were having problems at the same time. 8:20 local time, Twitter ...

CIOs say developing bi and data analysis to fit the needs of the company

TJX The firm's robust earnings for the quarter in the context of the rapid economic slowdown, indicating that the company is developing 8084.html ">". TJX has T.J Maxx and marshalls discount chains. The total sales in 2011 was 23.2 billion yuan, with a 6% rise last year. But when it comes to business intelligence (BI) and data analysis, Jon Geggatt, vice president of the information Architecture and Business Intelligence department, says the retailer still has a long way to go. Jon in ...

Microsoft responds to monitoring SkyDrive user data

Last week, the Dutch user "Wingsoffury" to the media, said he had uploaded 9GB private folders in SkyDrive, and then found that the number was sealed. Microsoft offers skydrivehttp://www.aliyun.com/zixun/aggregation/2900.html "> Cloud storage Services to more than 100 countries and regions worldwide, with more than 60 million users at present, The report immediately raised concerns about privacy for SkyDrive users. Microsoft yesterday ...

Bing consolidates Foursquare data to help users find locations

July 19 News, according to foreign http://www.aliyun.com/zixun/aggregation/31646.html "> Media reports, Microsoft announced today that the Foursquare data has been integrated into the Bing sidebar. When a user searches for any location on Bing, the sidebar displays a list of friends who have signed in to the location. According to Microsoft, the integration of Foursquare data, Bing will be based on people on the Foursquare to share information, help users find ...

"Spray method": Facebook's newest data center launches new cooling system

In http://www.aliyun.com/zixun/aggregation/1560.html ">facebook's newly established Oregon data center, a huge, multiple-room" duplex "cooling system was used, and the new technology was spray. Facebook has released some of the latest elements of the system: it is learnt that the multi-compartment "duplex" cooling system is based on lessons learned from operating Oregon Prineville data centers. Although the change is not big, but ...

Analysis of common methods of energy saving and consumption reduction in data center

Effective data center Energy saving can save 40% or more energy expenditure. Imagine a data center that consumes 10 times to 100 times times as much energy per square foot as an office building, and in some cases the highest energy consumption, or even 40% of the company's greenhouse gas emissions, is clear about how important it is for the data center to conserve power and reduce consumption. Data center executives often do not have comprehensive management tools to monitor energy consumption. Therefore, the lack of the energy strategy of the system analysis to determine the data center energy-saving can bring great benefits is what or high-energy consumption will bring great risks to the operation of the enterprise. ...

Facebook plans to launch mobile phone chips in data center

Beijing Time July 6 news, according to foreign media reports, social network Facebook announced plans to use the so-called "mobile chip" in its future data centers, the result of a stone stirred the waves, people began to talk. Frank Frankovsky, vice president of infrastructure for Facebook, said the social network plans to test such chips Frankowski and next year, in 2014. "We're testing these chips and we have confidence in them," he said. According to early test results, Unit cost ...

Key energy efficiency issues in today's data centers

I have mentioned that after the energy efficiency problem is resolved, the http://www.aliyun.com/zixun/aggregation/17815.html "> Renewable Energy" Motion will be implemented. The reason is that energy efficiency is solved and can be sustained to pay itself, and the return on investment (ROI) is measured in weeks or months, not years. In addition, the fact that data centers use less energy as a whole means that fewer renewables are needed to sustain your power supply. In this column ...

Data Center five Trends-Asia data Center unusually hot

Uptime Cato released a 2012 data center industry survey that I found 5 interesting cases in the new survey. 1. The public cloud is large and the private cloud is bigger this year, 25% of respondents said they were using the http://www.aliyun.com/zixun/aggregation/13743.html "> Public cloud Service, 16% over the same period last year." Private cloud deployments grew from 35% last year to 49 this year ...

Breaking it barriers and improving data center efficiency

Virtualization is a challenge for the IT department of the Enterprise. In fact, I've come to realize that the division of it divisions within the enterprise--such as networks, storage, and server management groups--actually lowers productivity and data center efficiencies, contrary to the original business vision. However, virtualization can improve data center efficiency and operational capabilities and reduce overall management costs if appropriate policies and approaches are in use. Division of IT organizations is a legacy of the physical architecture system. The first wave of virtualization is not a significant challenge for traditional IT departments. But as more companies turn to the cloud, many CIOs are considering this ...

Five issues affecting data center efficiency

Weighing variables and achieving energy cost savings, you need to know what's wrong with the efficiency of your data center. This article has five tips on determining the efficiency of your data center and how to make it maximum energy efficient. Issues that affect the efficiency of your data center: 1. Get to know your data center Neil Rasmussen said: "First of all, a dedicated person should evaluate the energy efficiency of the datacenter." "Neil Rasmussen is a supplier of power and cooling equipment for data centers in the U.S.-http://www.al of the American Power conversion company APC ...

Data center refrigeration model CRAC six elements

Data center air-conditioning systems generally do not fail in the depths of winter-Murphy's law once again proves that such failures often occur in hot summers. No matter when the cooling system is interrupted, the data center will experience a warming up process that may threaten the server and other devices. You are walking on a crisis path if the cooling capacity is critical enough to shut down one of the single room Air conditioning units (CRAC) for maintenance. This chapter describes some of the best practices for maintaining CRAC. Before we go into this article, please note that all types of room air conditioners are called Crac, but from the dedicated ...

William Lansing, chief executive of FICO: data is inherently not equivalent.

A few weeks ago, when William Lansing, chief executive of FICO, attended Stanford University's Big Data conference, he found that the industry's heated discussion of big data had increased from three "V" to four "V", that is, volume (data volume), produced (data type) , velocity (processing speed), and value (data values). and the fourth "V" means that the industry is starting to focus on data insights, emphasizing how to get the value of large data. "The value of tapping data is exactly the more than 50 years since FICO was founded ...

How much data can be produced in a minute?

In real life, a minute may be insignificant, not even enough time to brew a pot of tea. But if you change this minute to the Internet, there will be a "day in the sky, a year" feeling. In one minute of the Internet, email users can send 204,166,677 emails, and consumers spend 272,070 dollars on the internet! The so-called http://www.aliyun.com/zixun/aggregation/14294.html "> large data, is also in this data ...

insight into data center hidden danger Fire Hazard eliminate intangible

With the cloud computing, large data centers and other high-end business more and more attention, data center of the computer room of the auxiliary system has been put forward higher requirements. As a systematic project, the data center must coordinate the sub system properly to play its role. In the fire protection system, as the security subsystem of the computer room, the whole function of the computer room needs the support of the system, and the supporting function of fire protection needs the coordination support of other subsystems of the computer room. At the same time, in the increasingly high degree of automation control in the data center room, the day-to-day state of operation and maintenance personnel directly contact the equipment frequency is actually in decline ...

Intel He Jingxiang: Micro-server to do massive data operations difficult to mainstream

June 15 ~ 17th in Dalian, the tenth session of the soft rendezvous, the Intel Asia-Pacific Research and Development Center General manager, Software and Services Division of China general manager He Jingxiang published a "All-round cooperative innovation" keynote speech, sharing Intel's innovative genes and the Internet era ecosystem strategy. In addition, Intel has hosted large data best Practices (Intel Expressway for Big Data), optimized Android support for Intel architecture, Tizen operating system, open source community building, Yunping Intelligent node power management ...

The document database of the technical characteristics of NoSQL database

Today, cloud computing practitioners are not unfamiliar with the word nosql, although many technicians have long been engaged in http://www.aliyun.com/zixun/aggregation/22.html "> relational database work, But now they are full of anticipation for NoSQL technology. The transition from relational to NoSQL databases is definitely a big change to be considered for businesses. This involves not only the changes in software, but also the conceptual changes in data storage. Co ...

NoSQL Movement: Database Architecture Choice

Guide: Mike Loukides is the vice president of the content strategy of O ' Reilly Media, and he is very interested in programming languages and UNIX system management, with system configured tuning and UNIX power Tools. In this article, Mike Loukides put forward his insightful insights into nosql and thought deeply about all aspects of modern database architecture. In a conversation last year, Basho, CTO of the company, Justin Sheehy, recognized ...

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