RedHat and Mirantis OpenStack product version and feature summary and comparison (continuous update)

Mirantis and Red Hat are two of the leading companies in the field of OpenStack commercialization, and have a significant presence in the industry. Therefore, it is important to study the release cycle of product release and the supported functions for the development of OpenStack product version and functional planning.

1. The basic situation of the version

OpenStack version	OpenStack GA Date	RedHat OpenStack Platform Version	Mirantis OpenStack
Juno	2014-10-16	6 (Feb 9, 2015)	6.0 (12/25/2014) 6.1 (6/23/2015)
Kilo	2015-04-30	7 (August 5, 2015)	7.0 (9/30/2015)
Liberty	2015-10-15	8 (April 20, 2016)	8.0 (2/29/2016)
Mitaka	2016-04-07	9 (August 24, 2016)	9.0 (7/12/2016) 9.1 (10/13/2016)
Newton	2016-10-06

Release cycle:

• Basically, the new version of Red Hat OpenStack was launched 4 months after the launch of the Community edition.
• Basically, the new version of Mirantis OpenStack is available in both front and back of the Community edition.
• The version number of the OpenStack product of the two companies is actually kept in sync, it's a good friend.

Data Source:

• https://releases.openstack.org/
• https://access.redhat.com/support/policy/updates/openstack/platform/
• https://www.mirantis.com/software/mirantis-openstack/releases/

2. Function Summary and comparison

Function	RedHat ( Red Hat OpenStack Platform 9, Updated September)	Mirantis	Note
OpenStack version	Mitaka	Mitaka
Basic facilities	QEMU 2.3 RabbitMQ 3.6.3 Open VSwitch 2.4.0 MongoDB 2.6.11 Puppet 3.6.2 Novnc 0.6.1	Libvirt 1.2.9 QEMU2.3 Open vSwitch2.4.0 Ceph0.94.6 Hammer Cobbler2.6.9 Corosync2.3.4 Galera25.3.10 HA Proxy updated1.6.3 MCollective2.3.3 MongoDB2.6.10 MySQL5.6.23 Pacemaker1.1.14 Puppet3.8.5 RabbitMQ updated3.6.5
Most massive	Maximum number of logical networks when using VLANs: 4,094 Maximum number of logical networks when using Nvgre/vxlan: 16,000,000 Maximum number of networks on each compute node when using OvS: 4,094 Maximum number of networks that a single network node can support when using OVS: 4,094 Number of virtual machines on each KVM node: limited by maximum number of operating system processes and number of open files Maximum memory per KVM node: 6TB Maximum number of Vcpus per virtual machine: 240 Maximum memory per virtual machine: 4000GB Maximum virtual network cards per virtual machine: 28 Maximum number of remote connections per virtual machine: Unlimited, but pay attention to performance impact Max serial port per virtual machine: 2 Maximum number of virtual machines: Unlimited, the size of the environment, including the number of control nodes, will affect the size Maximum number of hosts: Unlimited, but the size of the environment, including the number of control nodes, can affect the size
Operating system	node: Red Hat Enterprise Virtualization Hypervisor Version 5.6.7 client red Hat Enterprise Linux 3 ~ 7 microsoft Windows Server (x86), R2 (recommended to install Virtio-win) Microsoft Windows Server 2012, r2  (recommended to install Virtio-win) microsoft Windows 7,8,8. 1,10  (recommended installation Virtio-win) suse Linux Enterprise Server 10,11,12 https://access.redhat.com/articles/973163	node: Fuel node: CentOS 7.2 OpenStack node: Ubuntu 14.04
Ceilometer	Fully supported (supported since rhel-osp-4) Mongodb Gnocchi	Support Use MongoDB by default
Cinder	Fully supported (supported since RHEL-OSP 3) DEFAULT:LVM Software ISCSI Driver Recommend:cinder Plug-in Provider Supported: Red Hat Ceph Storage Dell,emc,huawei,netapp,hds,hp,ibm,infinidat,solidfire,tintri,mellanox,fujitsu,violin Memory	Support
Designate	Technology Preview (introduced in Rhel-osp 7) Supports Powerdns and BIND9
Director	Fully supported (supported since rhel-osp-7)
Fuel	Not supported	Support
Glance	Fully supported (supported since RHEL-OSP 3)	Support Support for back-end storage using Swift,ceph RBD and local storage
Gnocchi	Tech Preview (introduced in Rhel-osp 7)
Heat	Fully supported (supported since rhel-osp-4)	Support
Horizon	Fully supported (supported since RHEL-OSP 3)	Support
Ironic	Fully supported (supported since RHEL-OSP 7)	Support
Keystone	Fully supported (supported since rhel-osp-3)	Support
Manila	Technology Preview (introduced in Rhel-osp 7)
Middleware	Not supported	Support
Murano	Not supported	Support
Neutron	Fully supported (supported since rhel-osp-4) Open VSwitch (OVS): Supported Linux bridge:supported L2 Population (L2POP): Supported SR-Iov Networking (Sriovnicswitch): Supported HAProxy LBaaS driver:supported L3 HA (VRRP): Supported Iptables FWaaS Driver:tech Preview Libreswan Vpnaas Driver:tech Preview Distributed Virtual Routing (DVR): Tech preview Big Switch networks,brocade,cisco,cplane networks,juniper Networks Contrail, F5 IP OpenStack Neutron lbaas,citrix Net Scaler LBaaS	Support Juniper Contrail Networking Community version Vpn-as-a-service (Vpnaas) Calico Layer 3 SDN Midonet VMware NSXV PLUMgrid ONS Community version iptables FWaaS driver: Support Support DVR
Nova	Fully supported (supported since rhel-osp-3) Plugin-in: LIBVIRT/KVM (x86_64): Supported ironic:supported vcenter:supported Hyper-V: Unsupported xenserver:unsupported libvirt/lxc:unsupported libvirt/qemu:unsupported Features: openstack Compute v1/v2 API live migration:supported affinity and Anti-affinity groups:supported direct PCI passthrough:supported sr-iov VF passthrough:supported cpu pinning:supported evacuate w/o target host:supported< /span> huge Pages (2M, 1G): Supported virtio multiqueue:supported cells V1:tech Preview	Support KVM, QEMU, and VMware VCenter are supported by default, others need to be supported through the Mirantis service Xen CPU pinning Numa Huge Pages SR-Iov DPDK
Rally	Technology Preview
Sahara	Fully supported (supported since rhel-osp-6) Cloudera Cloudera Distribution of Hadoop (CDH) Hortonworks hortonworks Data Platform (HDP) Apache Hadoop	Support
Stacklight	Not supported	Support
Swift	Fully supported (supported since RHEL-OSP 3) Ec:tech Preview At-rest Encryption:tech Preview	Support
Tempest	Fully supported (supported since RHEL OSP 7)
Trove	Technology Preview (introduced in Rhel-osp 6)

3. Simple conclusion

• RedHat biased, mirantis more radical.
• Mirantis's documentation is very good, but RedHat's documentation is better, comprehensive and detailed, perfect.
• RedHat the OpenStack function as "supported" and "Tech Preview", and has a more powerful choice.
• Mirantis's ecology is more comprehensive than RedHat.
• For domestic start-up companies, RedHat information is more reference value.

Note: This article collects more information from the author and keeps up to date after two vendors release the new version.

Data Source:

• https://access.redhat.com/articles/1535373
• Https://content.mirantis.com/rs/451-RBY-185/images/Mirantis-OpenStack-9_brochure.pdf
• Https://docs.mirantis.com/openstack/fuel/fuel-9.1/release-notes/components-versions.html
• https://access.redhat.com/documentation/en/red-hat-openstack-platform/9/single/release-notes/
• Https://access.redhat.com/documentation/en/red-hat-openstack-platform/9/paged/release-notes/210-technology-previews
• https://access.redhat.com/documentation/en/red-hat-openstack-platform/9/paged/package-manifest/ Chapter-3-red-hat-openstack-platform-90

RedHat and Mirantis OpenStack product version and feature summary and comparison (continuous update)