Red Hat Enterprise Linux 7 Beta showcases hundreds of new features and enhancements, including:
Linux Containers- Enabling applications to be created and deployed in isolated environments with allocated resources and permissions.
Performance Management – Using built in tools, you can optimize performance out-of-the-box.
Physical and Hosted In-place Upgrades - In-place upgrades for common server deployment types are now supported. Additionally, virtual machine migration from a Red Hat Enterprise Linux 6 host to a Red Hat Enterprise Linux 7 host is possible, without virtual machine modification or downtime.
File Systems– File systems continue to be a major focus of development and innovation.
XFS is now the default file system, supporting file systems up to 500TB
ext4 file systems are now supported to 50TB and include block sizes up to 1MB
btrfs file systems are now available to test
Networking– Enhanced networking configuration and operation. Added support for some of the latest networking standards, including:
40Gb Ethernet support
Improved channel bonding
TCP performance improvements
Low latency socket poll support
Storage – Expanded support for enterprise level storage arrays. Improved scalable storage stack for deployments that are less disk intensive. Improved storage management for heterogeneous storage environments.
Windows Interoperability – Bridge Windows™ and Linux infrastructure by integrating SAMBA 4.1 with existing Microsoft Active Directory domains. Or, deploy Red Hat Enterprise Linux Identity Management in a parallel trust zone with Active Directory.
Subsystem Management – Simplified configuration and administration with uniform management tools for networking, storage, file systems, performance, identities and security. Leveraging the OpenLMI framework, enables use of scripts and APIs to automate management.