CentOS Server installed, the default host name is: Localhost.localdomain, in order to and management, we need to modify the server host name, this modification takes effect on two profiles/etc/sysconfig/network and etc /hosts, here's how to do it: [root@localhost ~]# vi/etc/sysconfig/network networking=yes Hostnam ...
Earlier, we were already running Hadoop on a single machine, but we know that Hadoop supports distributed, and its advantage is that it is distributed, so let's take a look at the environment. Here we use a strategy to simulate the environment. We use three Ubuntu machines, one for the master and the other two for the slaver. At the same time, this host, we use the first chapter to build a good environment. We use the steps similar to the first chapter to operate: 1, the operating environment to take ...
Domestic free virtualization OVM Compared with OpenStack, OpenStack as a global open source software, its design was first positioned for large and medium-sized enterprises, because these enterprises can send a rich and powerful technical team for in-depth development and maintenance, and For lack of software development and operation and maintenance capabilities of traditional enterprises and SMEs, Yi Siwei OVM is 100% better choice. OVM is a one-stop solution out of the box OpenStack open source software installation and deployment for many operation and maintenance personnel are no stranger to, most enterprises only provide installation package ...
Because of the need to be able to quickly add requests when computing resources, people have developed technologies that allow for the provision of resources, but do not need to know specifically what the resources are and where resources are located. This flexible environment, to provide the necessary resources supply technology, called cloud computing. One of the main reasons why we agree with this change in calculation method is the potential to use a large proportion of fast, large-scale resources in smaller, restricted environments. Due to the widespread adoption of virtual computing, this new computing paradigm is currently commercially viable. Just like virtual machine can build ...
"Sadie Network News" April 18, according to foreign media reports, Microsoft announced that Windows Azure to provide IAAS (infrastructure services) technical support. Microsoft also disclosed a number of new features for IaaS to enhance the company's cloud platform. The timing of Microsoft's announcement was interesting, as Amazon's AWS (Amazon Web Services) summit was held in New York in Thursday. According to Microsoft's Scott Gasri (Scott Guthrie), Windows Azure's IaaS technical support leads ...
For small and medium-sized enterprises, there are many free and open source router and firewall solutions, even as a business choice. Many of these products offer LAN services, such as VPN services, hotspot gateways, and the use of mandatory network portals to share wireless networks. Here, the editors find open source and free router projects that are suitable for businesses that include small businesses, midsize, and even the size of Cisco and Juniper. Gossip Less, we look at these seven open source and free Linux network operating system. &nb ...
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