发行版Red Hat Enterprise Linux 5.4

         Red Hat领导着Linux的开发、部署和经营，从嵌入式设备到安全网页服务器，它都是用开源软件作为Internet基础设施解决方案的领头羊。Red Hat由有远见的企业家Bob Young和Marc Ewing创建于1994年，它以源码开发作为营业模型的基础。它也代表了软件开发行业的一次根本转变。软件的原始代码对所有人都可以获得，使用该软件的开发人员可以自由地对其作改进。其结果是迅速的革新。Red Hat解决方案包括Red Hat Linux、开发人员和嵌入式技术，以及培训、管理和技术支持。这份开源革新通过称之为Red Hat Network的Internet平台传递给客户们。Red Hat的总部设在美国北卡罗莱纳州首府罗利。

        Red Hat has announced the release of Red Hat Enterprise Linux (RHEL) 5.4: "Red Hat is pleased to announce the availability of the latest update to Red Hat Enterprise Linux 5, release 5.4. New in Red Hat Enterprise Linux 5.4 is a reorganization of the release note material; now the release notes are a condensed set of major release highlights. The following list summarizes improvements in this release: hardware - 10 GigE drivers with GRO support, FCoE support on standard NICs, SR I/OV support; system - kernel tracepoints for systemtap use; per process I/O accounting, FIEMAP support; virtualization - hypervisor scalability to 192 CPUs, additional hypervisor - Kernel Based Virtual Machine (KVM)." Read the release announcement and release notes for further information. Red Hat Enterprise Linux 5.4 is available either via the usual update mechanism or as a set of ISO images for new installation (Red Hat Networks subscribers only). An unsupported 30-day evaluation edition can be requested here.