Red Hat Enterprise Linux 7 (RHEL 7) support. |
RHEL7 is the supported deployment OS.
- Libraries repackaged for use with RHEL 7 that alleviate
certain dependencies on obsoleted java libraries.
- Eucalyptus can now run confined by SELinux on RHEL 7.
For more information, see Upgrading Eucalyptus and the OS |
Security improvements. |
Notable security hardening measures have been implemented in 4.3.0:
- Eucalyptus can now run in confined mode on UFS and other eucalyptus-cloud-based processes.
- Usage of Jetty is removed along with the Jetty libraries and associated credential download functionality.
- Eucalyptus can now run confined by SELinux on RHEL 7
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Removed reverse DNS dependency of eucanetd in VPCMIDO mode. |
Allows administrators to register NCs to a back-end network instead
of a routable front-end network. This only affects VPCMIDO mode.
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EC2 API Compatibility: Instance termination protection. |
Instance termination protection is now supported; allowing you to
prevent accidental termination of your EC2 instances via Euca2ools,
or API. |
Switch multicast from globally scoped to locally scoped address range. |
The multicast addresses that the CLC uses for jgroups membership changed from
a globally-scoped multicast address range, to a configurable option and the default
be addresses that are in the administratively-scoped range. |
Support for IAM policy variables. |
The use of policy variables simplifies the writing of policies when exact names of
resources are unknown. |
Virtual Private Cloud (VPC) improvements. |
Notable improvements in VPC include:
- Internal ELB in VPC
- NAT Gateway
- Custom route table
- Multiple ENIs
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CloudFormation improvements. |
Update stack supported both in euca2ools and the Management Console. |
CloudWatch in the Management Console. |
The Management Console has improved alarms, metrics, and monitoring management. |
View scaling history added to Management Console. |
Added the ability to view scaling activity (history) to scaling group details page. |
Usability improvements. |
Notable improvements in the Management Console include:
- Left navigation bar
- Multi-select check boxes on resource landing pages
- Support for sortable tables on landing pages
- Tabbed pages display single help relevant to tab contents
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