1’15 “Information is the oil of the 21st century, and analytics is the combustion engine,” Mr. Sondergaard said. Peter Sondergaard, senior vice president at Gartner and global head of Research Gartner Says Worldwide Enterprise IT Spending to Reach $2.7 Trillion in 2012 October 17, 2011 2) I D C P r e d i c t i o n s 2 0 1 1 : W e l c o m e t o t h e N e w M a i n s t r e a m 3.) Gartner Identifies 10 Key Actions to Reduce IT Infrastructure and Operations Costs by as Much as 25 Percent Compute, networking and storage capacity are all growing at annual double-digit rates, with storage growing the fastest by far. Gartner predicts that, by 2016, enterprises will install 850 percent more terabytes than they have installed in 2011. Throwing terabytes at the problem is no longer a viable solution. With capacity growth far outstripping cost declines, tighter control is required. Multiple approaches need to be adopted — including the use of storage virtualization, automated tiering and storage resource management (SRM) tools.

Como averiguar que una adolescente esta embarazada antes de que lo sepa su padre? http://www.forbes.com/sites/kashmirhill/2012/02/16/how-target-figured-out-a-teen-girl-was-pregnant-before-her-father-did/

SEMANA 12: Complementos Vitamínicos SEMANA 1: Cremas Hidratantes Semana 25 Embarazo ENVIO CUPONES SEMANA 17: Bolsas Algodones Jabón sin Olor

Facebook añade 12 TB Datos comprimidos cada día Facebook Tiene mas de 40PB de Datos Una DDBB de 1PB se considera “inmanejable” Mas de 40.000 Servidores Yahoo! Search Webmap Mas de 1.100 Servidores Friends you may know… 4

Volumen. Grandes cantidades de datos creciendo de forma continua Velocidad. con que los datos deben ser procesados para la toma de decisiones Variedad. Gran variedad de fatos en cuanto a su forma y/o estructura

Advanced Analytics Data Warehouse Web Server Log: 02:49:12 127.0.0.1 GET / 200 02:49:35 127.0.0.1 GET /index.html 200 03:01:06 127.0.0.1 GET /images/sponsered1.gif 304 03:52:36 127.0.0.1 GET /search.php 200 04:17:03 127.0.0.1 GET /admin/style.css 200 05:04:54 127.0.0.1 GET /favicon.ico 404 05:38:07 127.0.0.1 GET /js/ads.js 200 05:39:16 127.0.0.1 GET /images/sponsered2.gif 304 05:42:26 127.0.0.1 GET /search.php 200 05:47:03 127.0.0.1 GET /admin/style.css 200 05:51:04 127.0.0.1 GET /favicon.ico 404 05:58:07 127.0.0.1 GET /js/ads.js 200 Data Warehouse MARCEL Processed Web Server Log (pre-SQL): 03:01:06 127.0.0.1 GET /images/sponsered1.gif 304 05:39:16 127.0.0.1 GET /images/sponsered2.gif 304

Core Hadoop: HDFS 1 2 HDFS 3 2 1 1 2 1 4 4 5 3 3 3 5 5 2 4 5 4 HDFS Trocea los ficheros en bloques y los almacena de forma redundante en cada unos de los miembros del cluster

Core Hadoop: MapReduce 1 2 MP 3 2 1 1 2 1 4 4 5 3 3 3 5 5 2 4 5 4 Procesa las tareas en paralelo a traves de los nodos y combina los resultados

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