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A deployment diagram [1] "specifies constructs that can be used to define the execution architecture of systems and the assignment of software artifacts to system elements." [1] To describe a web site, for example, a deployment diagram would show what hardware components ("nodes") exist (e.g., a web server, an application server, and a database server), what software components ("artifacts ...
OS-level virtualization is an operating system (OS) virtualization paradigm in which the kernel allows the existence of multiple isolated user space instances, including containers (LXC, Solaris Containers, AIX WPARs, HP-UX SRP Containers, Docker, Podman), zones (Solaris Containers), virtual private servers (), partitions, virtual environments (VEs), virtual kernels (DragonFly BSD), and jails ...
In software engineering, containerization is operating-system–level virtualization or application-level virtualization over multiple network resources so that software applications can run in isolated user spaces called containers in any cloud or non-cloud environment, regardless of type or vendor. [1]
Docker is a set of platform as a service (PaaS) products that use OS-level virtualization to deliver software in packages called containers. [5] The service has both free and premium tiers. The software that hosts the containers is called Docker Engine. [6] It was first released in 2013 and is developed by Docker, Inc. [7]
systemctl is a command to introspect and control the state of the systemd system and service manager. Not to be confused with sysctl. systemd-analyze may be used to determine system boot-up performance statistics and retrieve other state and tracing information from the system and service manager.
Baby Food. Homemade baby food is far cheaper than commercial baby food — and you know exactly what's in it. You don't need a gadget designed specifically for making baby food.Just boil or steam ...
Kroger’s $25 billion proposed takeover of rival Albertsons ultimately failed because two judges – one federal and the other from the state of Washington – didn’t buy the competitive vision ...
On August 20, 2008, Amazon added Elastic Block Store (EBS) [9] This provides persistent storage, a feature that had been lacking since the service was introduced. Amazon EC2 went into full production when it dropped the beta label on October 23, 2008. On the same day, Amazon announced the following features: [10] a service level agreement for EC2,