Red Hat, the Open Source leader, is proud to announce the 5.1 release of their Red Hat Enterprise Linux operating system. Powered by the 2.6.18-53.el5 Linux kernel, Red Hat Enterprise Linux 5.1 comes with the following improvements:
Virtualization improvements
- Completion of virtualization support on Itanium2 platforms;
- Improved support for FV guests;
- Update of the libvirt management layer;
- New Xen 3.1.0 hypervisor (and updates to libvirt and userspace to work against hypervisor ABI);
- AMDV support for domain migration and save/restore;
- Added Kexec/Kdump support for the host in a
- virtualized environment.
Kernel improvements
- Improved ACPI power management support including support for S3 suspend to RAM and S4 hibernate;
- Support for installation to and boot from dm-multipath;
- Updated SATA subsystem;
- Ext3 filesystem now fully supports filesystem sizes of up to 16TB;
- Updated CIFS to version 1.48aRH;
- IPMI and HPI updates;
- Updated Infiniband support to OFED1.2 version including RDMA over Ethernet;
- Expanded in-kernel socket API;
- IPv6 improvements;
- Added support for shared page table for hugetlb pages.
Hardware improvements
Updated drivers:
- 3w-9xxx, aacraid, aic79xx, aic94xx, alsa, arcmsr, b44, bnx2, cciss, chelsio, e1000, ipmi, ipw2100, ipw2200, ixgb, lpfc, megaraid, megaraid_sas, mpt-fusion, pci, powernow-k8, qla2xxx, qla3xxx, qla4xxx, s2io, sky2, spidernet, stex, tg3.
Added drivers:
- e1000e, forcedeth, netxen_nic, xinput.
Other highlights include:
- Improved auditing;
- Smartcard support for SSH;
- Integration of LSPP certification related changes;
- Samba update for improved interoperability;
- PAM/Kerberos and NSS-LDAP updates for improved integration in Active Directory environments;
- Improvements to the “crash”-analysis tool;
- Added replication and migration support for NFSv4 referrals;
- Improved support for autofs load balancing with replicated servers.
Download : http://www.redhat.com/download/mirror.html