Configuration Management Software Comparison

With the start of Apache Hadoop, the primary issue facing the growth of cloud customers is how to choose the right hardware for their new Hadoop cluster. Although Hadoop is designed to run on industry-standard hardware, it is as easy to come up with an ideal cluster configuration that does not want to provide a list of hardware specifications. Choosing the hardware to provide the best balance of performance and economy for a given load is the need to test and verify its effectiveness. (For example, IO dense ...

Virtualization has injected unprecedented energy into Hadoop, from the point of view of IT production management as follows: • Hadoop and other applications consuming different types of resources together deploy shared data centers to increase overall resource utilization; • Flexible virtual machines Operations allow users to dynamically create and extend their own Hadoop clusters based on data center resources, as well as shrink the current cluster and free resources to support other applications if needed.

Privacy is a big problem, everyone has it, mobile phone is the same, text messages, photos, that was stolen, eavesdropping, candid camera, it is too hateful too terrible, for this, the app market also shelves a lot of professional privacy protection applications, mainly to help users manage the use of app permissions, hold mobile privacy, however, In the face of a variety of applications, those are more worthy of choice? Small knitting today to do a comprehensive comparison. This time we compare the application, including 360 mobile phone guards, QQ mobile phone butler, these two applications to take the all-inclusive route, the rights management functions included in its main products ...

Editor's note: Management is an important guarantee for IT system benign operation, different IT equipment has its own management system. In particular, large-scale data centers, must be centralized management system to run the management of computing, storage, network and other equipment to be able to quickly respond to and deal with data center business changes, abnormal events, continuous optimization. In the "IP Navigator" to the period of the article has focused on "data center management", but most of the focus on "network-centric" management, this article will be magnified to the entire cloud computing environment in the data center, the three kinds of operation and management model of the comparative analysis. Traditional number ...

May 27 Afternoon News, the Ministry of Transport today drafted a request for advice, the notice for the "on the promotion of mobile phone software to call cars and other taxi call service orderly development Notice (draft)" (hereinafter referred to as "notice"). The draft notice has a total of 8 provisions: further promote the coordinated and orderly development of all kinds of taxi call services, speed up the realization of taxi service management information sharing, the strict driver terminal software distribution and use management, the gradual realization of taxi call service unified access management;

As an important form of cloud computing, IaaS services have a wide range of open source and commercial cloud platform scenarios. This article is based on the use of open source IaaS cloud platform to develop public and private cloud management platform perspective, introduced and compared eucalyptus, Opennebula, Cloudstack and OpenStack, such as open source IaaS cloud platform. The characteristics of the successful cloud platform from AWS AWS is the most successful cloud computing platform, the most important feature of the system architecture is to open the data and function through the Web service interface.

One, the charm of the management of cloud computing is that users can start using their ID card and credit card, but that's the problem. Such a simple service is bound to bring many challenges to the unprepared IT department. 　　We've been through this many times before: the benefits of a technology that are easy to use end up being an unexpected management challenge, such as virtualization, which causes virtual machines to become fragmented, new security risks to smartphones, and instant messaging that triggers corporate governance problems. This article is intended to show IT managers how to maximize cloud computing ...

Simply put, a cluster (cluster) is a group of computers that provide users with a set of network resources as a whole. These individual computer systems are the nodes (node) of the cluster. An ideal cluster is that the user never realizes the nodes at the bottom of the cluster system, in their view, the cluster is a system, not multiple computer systems.     And the administrators of the cluster system can add and revise the nodes of the cluster system at will. Below on the server commonly used three cluster software to do a comparative analysis of the introduction: 1 ...

Hadoop is a software framework that enables distributed processing of large amounts of data. The Hadoop distribution provides its own commercial version in addition to Apache hadoop, cloudera, hortonworks, mapR, Huawei, and DShadoop.

If you analyze the 1U servers of the three manufacturers, it is really very exciting, first of all, Dell, the price of affordable is not said, the entry-level configuration of the economic products let you buy, the mainstream configuration of the dual products and set a variety of high specifications and excellent internal structure design in one, cost-effective very prominent , while IBM's X-series server is a good pedigree with IBM minicomputer technology, the reliability of the design to be impeccable, it represents the brand server and assembly server in Http://www.aliyun.com/zixun/aggregat ...