Boost Array

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Hadoop-specific file types

In addition to the "normal" file, HDFs introduces a number of specific file types (such as Sequencefile, Mapfile, Setfile, Arrayfile, and bloommapfile) that provide richer functionality and typically simplify data processing. Sequencefile provides a persistent data structure for binary key/value pairs. Here, the different instances of the key and value must represent the same Java class, but the size can be different. Similar to other Hadoop files, Sequencefil ...

Cisco announces new technology to boost cloud computing efficiency and security

At Cisco's annual IT and Communications conference http://www.aliyun.com/zixun/aggregation/15069.html ">cisco Live, Cisco announced new technology to improve the efficiency and security of cloud networks." New members of Cisco's portfolio can meet three cloud computing requirements, including data center virtualization, network performance and security, and the ability to cover the entire cloud infrastructure from end users to branch offices, from the network to the data center. Cisco Unified Computing System ...

Performance Considerations in Storage Virtualization

Storage virtualization technology not only means storing the storage pool to the host, but also ensuring that the data passes through the virtual controller without impacting performance, so many users ask what is the IOPS value of the virtual storage vendor product? This is not an easy question to answer, at least for today there are no third-party agencies, such as SPC, that provide IOPS measurements for the overall solution of storage virtualization. The performance parameter values provided by each storage storage vendor are often not referenced, such as computing the front-end and back-end throughput of the virtual controller, regardless of the actual control ...

A group of companies with a high degree of concern HP brand rack and tower server

HP server with its high-quality http://www.aliyun.com/zixun/aggregation/9139.html "> Product quality and pre-sales after-sales service, in the mainstream server brand has been a household name." Whether it's a tower or a rack server, it's designed with a professional perspective, today I would like to introduce a group of HP brand rack and tower server, after the market survey of several products are enterprises of high interest in products, interested friends can follow me to understand ...

Dell teamed up to PAYG in the cloud storage market

Dell quietly released a message a few days ago, saying it was working with Nirvanix to launch a http://www.aliyun.com/zixun/aggregation/2900.html "> Cloud storage Service." But the news is only on Twitter, and there is no official video or news release. The extended URL link is directed to the Dell page (http://www.onlywire.com/r/100113920) PDF ...

Dell says it is partnering with Nirvanix to launch a cloud storage service

Dell quietly released a message a few days ago, saying it was working with Nirvanix to launch a cloud storage service. But the news is only on Twitter, and there is no official video or news release. Extended URL link-oriented Dell page (http://www.onlywire.com/r/100113920) This PDF is a formal service description, as described below: The Dell-Nirvanix cloud storage-public cloud service is a public, Multi-tenant Staas (S ...)

EMC: Redefining data protection in the big data age

"Software definition" has become the IT Hot word, software definition network, software definition data center, software definition storage, in short, software can define everything. In the large data age, the importance of data is not much to say, and the protection of data will be gradually upgraded.   EMC says that data backup will evolve in the direction of data protection, and over time data protection needs to move toward data management! In the April 9 communication meeting, EMC Dpad Division Greater China Director Chen and senior product manager Li Junpeng and we share the current EMC data ...

Guo: Internet marketing: Opening up a new world in a crisis

Since the 1990s, China's manufacturing-led economy has grown considerably, with China increasing its share of global manufacturing from 3% to 13.2% in 2007. Now, China's manufacturing industry has become the world's second-largest manufacturing country and has a reputation as a "world factory". After the subprime crisis and the financial crisis, the external demand of the manufacturing industry weakened, the competition intensified, the enterprise profit shrank sharply, many enterprises are struggling, their shoulders not only bear a business survival and development mission, but also related to the existence of a large number of dealers.

The small size tablet market will usher in a fierce competition

While the role of the Kindle tablet has always been a container for content delivery, the configuration is not a brilliant one. But this time, the new HDX configuration has reached its current highest level, including 1920x1080 resolution, 骁丽 8,004 core chip, and new feature software features.   Is that enough to keep the Kindle Fire competitive? Hardware Amazon continues to trim its Kindle Fire, and this time the HDX (7-inch WiFi version) looks really slim. This equipment ...

Industry insiders expect SSDs to be universal

Abstract: With fast reading, energy-saving as the main selling point SSD solid-state hard disk is not new on the PC. In the IDC Industry server field, the use of SSD solid-state hard disk deployment is not much, after all, IDC industry server areas for storage and cost control of higher requirements to read fast, energy-saving as the main selling point of SSD solid-state hard disk on the PC is not new. In the IDC Industry server area, the use of SSD solid-state hard disk deployment is not much, after all, the IDC industry server areas for storage and cost control requirements higher. However, there has been a domestic use of s ...

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