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Oracle Enterprise Linux

Oracle Linux brings the latest Linux innovations to market, delivering extreme performance, advanced scalability, and reliability for enterprise applications and systems along with worldwide, enterprise-class, low-cost support. Optimized for enterprise workloads, Oracle Linux is the only operating system to offer zero-downtime updates.

Why Oracle?

Oracle is the only vendor in the industry that offers a complete Linux-based solution stack—applications, middleware, database, management tools, operating system and hardware, along with a single point of support. Oracle invests significantly in testing Oracle Linux and releasing critical bug fixes faster, enabling enterprises to deploy with confidence. And Oracle Linux Support provides industry-leading global support for the Linux operating system at dramatically lower cost.

Operating System

Oracle Linux is an open-source operating system available under the GNU General Public License. The only operating system to offer zero-downtime patching, Oracle Linux is optimized for Oracle hardware and software and provides enterprises with the benefits of the latest Linux innovations including rigorous testing with real-world workloads.

Support

The Oracle Linux Support program delivers enterprise-class support for Linux with premier backports, comprehensive management, cluster software, indemnification, testing and more, all at significantly lower cost. Oracle is committed to delivering high quality, comprehensive, and integrated support solutions to help ensure that organizations succeed with the Linux operating system.

Oracle Enterprise Linux Infrastructure

Oracle Linux is an open source operating system available under the GNU General Public License (GPL) and other open source licenses. It is available for free download . Oracle offers 24×7, global support for Oracle Linux through a paid subscription.

Oracle Linux includes two kernels:

  • Unbreakable Enterprise Kernel, tracks mainline Linux kernel closely, and offers the latest features and tested performance and stability
  • The Red Hat Compatible Kernel, compiled directly from Red Hat Enterprise Linux sources

What is Oracle’s Unbreakable Enterprise Kernel for Linux?

Unbreakable Enterprise Kernel the default kernel for Oracle Linux, a fast, modern, reliable Linux kernel, is optimized for enterprise software and hardware. Oracle Linux combined with Oracle’s new Unbreakable Enterprise Kernel brings the latest Linux innovations to market delivering extreme performance, advanced scalability and reliability for enterprise applications. Existing applications run unchanged with this kernel in place because all system libraries remain unchanged.

Oracle Unbreakable Enterprise Kernel is the default kernel starting with Oracle Linux 5.6 and Oracle Linux 6. The latest version Unbreakable Enterprise Kernel Release 2 is based on the mainline Linux kernel 3.0.16 and boasts a wide range of new features and improvements relevant for enterprise workloads.

The Unbreakable Enterprise Kernel is the only Linux kernel Oracle recommends for use with not only Oracle software for all enterprise applications running on Linux.

Unbreakable Enterprise Kernel is available for x86 (32bit) and x86-64 (64 bit) servers.

Oracle Enterprise Linux Clustering

Oracle Clusterware is a portable cluster software that allows clustering of single servers so that they cooperate as a single system. Oracle Clusterware also provides the required infrastructure for Oracle Real Application Clusters (RAC). In addition Oracle Clusterware enables the protection of any Oracle application or any other kind of application within a cluster.
 

Oracle is committed to making Linux more scalable, available and overall a better enterprise platform. Oracle Clusterware provides high availability for all applications. With the increased acceptance of the Linux operating system in enterprises and data centers of all sizes, there is also an increased demand for higher availability of the applications running on these Linux systems. Servers that might be running a web server such as Apache, or an application server such as Oracle Application Server, or applications such as Oracle E-Business Suite, Peoplesoft or Siebel need to be monitored and managed for high availability.

Oracle recommends using Oracle Clusterware as the underlying clustering solution for Linux systems whenever clustering is required to ensure high availability for applications of any kind. Customers who have a Basic or Premier Oracle Linux Support agreement with Oracle are entitled to use Oracle Clusterware at no additional charge. A single point of contact for the entire software infrastructure stack along with Oracle’s top-to-bottom software compatibility, results in improved responsiveness, reduced system downtime and increased system reliability.