問題導讀:
1.RDD HA的部署方案都有哪些?
2.什麼是A/A 方案?
3.網易 OpenStack 雲的 HA 方案是什麼?
3. 部分 OpenStack 方案提供者的 HA 方案
3.1 RDO HA
sql
Service | Process |
Mode
|
HA stragegy |
Support services | MariaDB - Galera |
A/A
|
HAProxy / app cluster |
Support services | RabbitMQ |
A/A
|
App cluster / service config |
Support services | HAProxy |
A/A
|
Keepalived |
Support services | MongoDB |
A/A
|
App cluster (ceilometer 和 heat 會使用) |
Support services | Memcached |
A/A
|
Service configuration |
Keystone | openstack-keystone |
A/A
|
HAProxy |
Glance | openstack-glance-api |
A/A
|
HAProxy |
Glance | openstack-glance-registry |
A/A
|
HAProxy (向 glance-api 提供 REST API) |
Nova | openstack-nova-api |
A/A
|
HAProxy |
Nova | openstack-nova-cert |
A/A
|
|
Nova | openstack-nova-compute |
A/A
|
參見 2.4 部分描述 |
Nova | openstack-nova-scheduler |
A/A
|
|
Nova | openstack-nova-conductor |
A/A
|
|
Nova | openstack-nova-novncproxy |
A/A
|
HAProxy |
Cinder | openstack-cinder-api |
A/A
|
HAProxy |
Cinder | openstack-cinder-scheduler |
A/A
|
|
Cinder | openstack-cinder-volume |
A/P
|
No HA (RH 不把 A/P HA 看成HA!)。參考這裏 |
Cinder | openstack-cinder-backup |
A/A
|
|
Neutron | neutron-server |
A/A
|
HAProxy |
Neutron | neutron-dhcp-agent |
A/A
|
Multiple DHCP agents |
Neutron | neutron-l3-agent |
A/A
|
L3 HA |
Neutron | neutron-metadata-agent |
A/A
|
|
Neutron | neutron-lbaas-agent |
A/P
|
目前的設計不容許 A/A |
Neutron | neutron-openvswitch-agent |
A/A
|
|
Neutron | neutron-metering-agent |
A/A
|
|
Horizon | httpd |
A/A
|
HAProxy |
Ceilometer | openstack-ceilometer-api |
A/A
|
HAProxy |
Ceilometer | openstack-ceilometer-central |
A/A
|
Workload partitioning: tooz + Redis |
Ceilometer | openstack-ceilometer-compute |
A/A
|
|
Ceilometer | openstack-ceilometer-alarm-notifier |
A/A
|
|
Ceilometer | openstack-ceilometer-evaluator |
A/A
|
|
Ceilometer | openstack-ceilometer-notification |
A/A
|
|
Heat | openstack-heat-api |
A/A
|
HAProxy |
3.2 Mirantis OpenStack 6.0 HA 方案:A/A 方案
數據庫
3.3 HP Helion 的 HA 方案:A/A方案
api
3.4 TCP Cloud OpenStack HA
服務器
3.5 Paypal OpenStack 生產系統 HA
網絡
3.6 Oracel OpenStack HA:A/P HA
app
3.7 網易 OpenStack 雲的 HA 方案
負載均衡
3.8 小結
性能
4. OpenStack DR
優化