Red Hat Enterprise Linux 6.6 Beta 發布
Red Hat Enterprise Linux（RHEL）是紅帽公司開發的Linux發行，它專攻商業市場。Red Hat Enterprise
Linux面向x86、x86_64、Itanium、PowerPC、IBM System
z架構發布服務器版本，以及面向x86和x86_64處理器的桌面版本。紅帽公司的所有正式支持和培訓，以及紅帽認證計劃，均圍繞Red Hat
Enterprise Linux平臺而開展。紅帽公司使用嚴格的商標規則來限制其正式支持的Red Hat Enterprise
Linux的版本被以免費的形式重新發布，但卻仍然免費提供其源代碼。第三方的派生版本可以在去除非免費組件后創建及重新發布。
We are pleased to announce the beta release of Red Hat Enterprise Linux 6.6, the latest version of our Red Hat Enterprise Linux 6 platform. Red Hat Enterprise Linux 6.6 Beta includes enhancements to both security and stability as well as:
* Increased system performance
- An improved system administration experience
- Enhancements to Red Hat Enterprise Linux as a virtual guest</pre>Red Hat Enterprise Linux 6 offers a stable, proven, and predictable platform, balancing the enterprise need to maintain a reliable and secure platform for mission critical workloads with the flexibility to adapt to changing business needs. Red Hat Enterprise Linux 6.6 Beta continues to answer this need, providing enhanced functionality that allows organizations to easily build and manage large, complex IT infrastructure for deployment across physical, virtual, and cloud environments.Red Hat Enterprise Linux 6.6 Beta delivers a variety of improvements that provide increased system performance across physical, virtual, and cloud environments. These optimizations and tuning improvements include: * Out-of-the-box support for Remote Direct Memory Access (RDMA) over Converged Ethernet (RoCE) to deliver low-latency, high bandwidth network connectivity * A new socket polling implementation that reduces network latency and jitter * Kernel locking improvements to allow for increased CPU utilization on large systems
* Support for additional 40GbE network adapters
Organizations that build large, complex environments will benefit from enhancements that provide a better system administration experience. These include:* Full support for load balancer technology like HAproxy and keepalived
* Improved manageability of resource lists in large, high availability configurations * The addition of Performance Co-Pilot (PCP), a framework and set of services supporting system level performance monitoring and management in distributed environmentsRed Hat Enterprise Linux 6.6 Beta also provides enhancements to running Red Hat Enterprise Linux 6 as a virtual guest, upholding Red Hat’s commitment to refining the overall virtualization experience. Virtualization updates in Red Hat Enterprise Linux 6.6 Beta include support for a host to feed randomness to a virtual machine, increasing security for cryptographic applications, multi-queue performance improvements for guest network and storage throughput when running Red Hat Enterprise Linux 6.6 Beta on a Red Hat Enterprise Linux 7 host, and more.For access to the documentation for Red Hat Enterprise Linux 6.6 Beta, including the release notes, please visit: https://access.redhat.com/knowledge/docs/Red_Hat_Enterprise_Linux/RED HAT ENTERPRISE LINUX 6.6 BETA AVAILABILITY
Red Hat Enterprise Linux 6.6 Beta is now available in the Red Hat Customer Portal to all customers with an active Red Hat Enterprise Linux subscription. To access and download Red Hat Enterprise Linux 6.6 beta, please visit: https://rhn.redhat.com/rhn/software/channels/Beta.doADDITIONAL RESOURCES To access documentation for Red Hat Enterprise Linux, visit:https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/
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