Red Hat Linux Versions List

Today's Hadoop is synonymous with big data, and Cloudera, MAPR and Hortonworks have formed a pillars, Cloudera aim at lucrative big orders, MAPR are committed to developing the next generation of powerful Hadoop, Hortonworks hopes to build on the strengths of open source communities and partners. Recently, Hortonworks and Red Hat together, the Hadoop and OpenStack technology integration, build a more powerful platform, Giga ...

MPICH2 provides a platform for parallel and distributed processing of large data under existing hardware and software architectures. This article will describe how to build a high-performance distributed parallel computing environment based on MPICH2 in Linux systems. MPI (Message passing Interface) is a messaging standard developed by the MPI Committee, which defines a series of programming interfaces for interprocess communication in a distributed environment, currently with MPI-1 and MPI-2 two versions. MPICH2 ...

"Editor's note" a few days ago in the circle of Friends Crazy biography of an article about OpenSSL, the story is very touching, although there is a soft text suspicion, but still let everyone see can not help to give OpenSSL donations. Moving stories are like beauties, and it's easy to ignore their authenticity, and most people seem to believe the article's author about open source software, the description of privacy security technology. This article is a rumor + popular Science article, not for the author of the article, but open source and security are IT technology hotspots, we should have a correct understanding of them. Of course the author of the end of the article on the media ...

Open source Hotspot Inventory 1984, Richard Stallman launched GNU and Free Softwarefoundation, which has been open source for more than 28 years. From the bottom of the operating system to advanced desktop applications, there are open source footprint. Linux, which is especially open source operating system, is a controversial issue and is subject to many commercial attacks. 　　Many people like to put open source and business together, to accuse Open source is how "irregular", "energy consumption", "instability" and so on, especially Microsoft. Talk about ...

If you want to create a private cloud, you need to use management software to create a virtual pool of computing resources, provide access to end users, and deal with security, resource allocation, tracking and billing issues. We tested five mainstream private cloud management products: Novell's Cloud Manager,eucalyptus Enterprise Edition, Opennebula,citrix Lab Manager and cloud.com cloudstack ...

In this chapter we will introduce the CentOS http://www.aliyun.com/zixun/aggregation/17117.html ">web server security settings, which is also a number of the most important security settings for Web services, As the administrator of the server we should develop a good system maintenance habits, regular patching, for the directory permission settings should have a very clear understanding of the user and user group management should also develop good habits, if you are just see this article ...

Moderator: The General Assembly into the next plate, Silicon Valley cloud world, please host. Joe Golden, a partner in broadband capital: I'm a partner in broadband capital, and I'm going to welcome this part of the discussion, which is called the cloud world of Silicon Valley. Or we can say that the guests of our invitation, are guests from all over the world, today dedicated to participate in the 2011 Cloud World Congress, we have about one hours, a brief introduction to our guests. They will then give each of them a brief introduction of their own company. Then there will be a topic discussion about the cloud. First of all, Jane ...

You will also learn how to access the collection using the underlying c++++ Streams operator. This article describes the 3 collection types currently available for Infosphere Streams 2.0 http://www.aliyun.com/zixun/aggregation/7155.html > developers. Set and mapped composite types are not only available for Streams version 2.0, but also provide flexibility for nesting of underlying and composite types. This article will use ...

In recent years, cloud computing has been a roaring and lively activity. However, the development of cloud computing has not been accomplished overnight, but it has undergone a gradual process, in which the 2007-2010 is the market introduction phase of cloud computing. At this stage, the concept of cloud computing is not clear enough, the user's understanding of cloud computing is still very low, cloud computing technology and business model is not mature, in addition to key manufacturers fragmented, the lack of a more uniform standard. 2011-2015 for the cloud computing market growth phase, this phase, the application of the rich gradually, users of the cloud meter ...