Mount Clone

I believe you have seen in many places "Docker based on Mamespace, Cgroups, chroot and other technologies to build containers," but have you ever wondered why the construction of containers requires these technologies? 　　Why not a simple system call? The reason is that the Linux kernel does not have the concept of "Linux container", the container is a user state concept. Docker software engineer Michael Crosby will write some blog posts and dive into Docke ...

Opennebula:what ' snewin5.4 Chinese version. Opennebula 5.4 (this version, named Medusa, the ogre in Ancient Greek mythology) is the third version of the Opennebula 5 series. As we maintain a high level of attention to the needs of the community, we also devote a great deal of effort to enhancing the key functional points described in the 5.2 continuity plan. In general, almost every Opennebula component is focused on usability and functionality enhancements, and reduces API changes to a micro ...

Editor's note: The last period of time reproduced in the "5 minutes to understand docker! "Very popular, a short 1500 words, let everyone quickly understand the Docker." Today, I saw the author make a new novel, and immediately turned over. The reason to call this code reading as a fantasy trip is because the author Liu Mengxin (@oilbeater) in the process of reading Docker source, found a few interesting things: from the code point of view Docker did not start a new development mechanism, but the existing tested isolation security mechanism to use the full use, Including Cgroups,c ...

Clonezilla Live is a http://www.aliyun.com/zixun/aggregation/10608.html "> hard disk Partitioning and cloning tool similar to the Symantec Ghost, It is also a bootable CD-ROM tool based on Debian. Used to save and restore the file system on the hard drive that is stopped, and for unsupported file systems, DD can be used instead. Using Clonezilla, users can get around 10 points ...

Editor's note: With Docker, we can deploy Web applications more easily without having to worry about project dependencies, environment variables, and configuration issues, Docker can quickly and efficiently handle all of this. This is also the main purpose of this tutorial. Here's the author: first we'll learn to run a Python Dewar application using the Docker container, and then step through a cooler development process that covers the continuous integration and release of applications. The process completes the application code on the local functional branch. In the Gith ...

Windows message hooks are generally familiar. It's a lot of useful, familiar to have-use the keyboard hook to get the target process keyboard input, so that all kinds of passwords to achieve unspeakable purposes. Friends want to let his software is not the global hook monitoring, there is no way to achieve it? The answer is yes, but there are flaws. Start with a simple look at how the global hook is injected into another process. The message hook is provided by the WIN32 subsystem, and its core part is provided by the Ntusersetwindowshookex for the user to set the message hook ...

Phpvirtualbox is an open source Ajax implementation of the VirtualBox user interface. It allows you to access and control remote VirtualBox instances. An open source, AJAX implementation to the VirtualBox user interface written in PHP. As a Xiandai web interface, it allows to a ...