OpenStack offers both Block Storage (cinder) and Object Storage (swift). Each node requires a minimum Environments that support delivery of backend network services such as DNS, NTP, or SNMP. Infrastructure components need to also be highly available. Assess your average workload, and if need be, increase the number of instances that can run in the compute environment by adjusting the over-commit ratio. Big data applications that require a large amount of network resources include Hadoop, Cassandra, NuoDB, Riak, or other NoSQL and distributed databases. Ticketing system, or integration with a ticketing system, to track issues. When to choose Nova networking (nova-network), 2.4. Architecture Design Guide, In this example, Ceph provides a Swift-compatible REST interface, as well as block-level storage from a distributed storage cluster. OpenStack Legal Documents. Example environments include financial systems, credit card transaction applications, and trading systems. The NAT for floating IPs that is managed by OpenStack Networking resides in the hypervisor. Advanced OpenStack Networking Concepts, 2.4.2. The required port count affects the physical space that a network design requires. For information on creating architectures for specific Attribution 3.0 License, Networking Option 2: Self-service networks. In the database example, a portion of the SSD pool can act as a block device to the database server. If one site becomes unavailable, additional sites can serve the increased load until the original site returns to service. OpenStack provides an Infrastructure-as-a-Service (IaaS) solution • OpenStack Architecture An OpenStack® based cloud is now a common need by many organizations and Dell Technologies with Red Hat have worked together to build a jointly engineered and validated architecture that details software, hardware, and integration points of all solution components. Runs in the API cell and maintains a small set of Linux images, onto which orchestration tools can place applications. Workloads in a compute-focused OpenStack cloud generally do not require persistent block storage, except some uses of Hadoop with HDFS. Manages templates for instances and block storage volume. To ensure that the OpenStack infrastructure components are highly available, nodes use the Pacemaker add-on for Red Hat Enterprise Linux together with HAProxy. The following table describes common network-focused architectures. Next message: [OpenStack-docs] Usage of several services on one line Messages sorted by: Deployments can also be based on deployed infrastructure. The REST interface can also use the SSD cache systems as an inline cache. Long-lived workloads, such as a Hadoop cluster or an HPC cluster, typically receive large data sets, perform the computational work on those data sets, and then push the results to long-term storage. In applications such as Voice over IP (VoIP), differentiated service code points are usually required for continued operation. The web application instances run from local storage on each of the Compute nodes. Basic authentication and authorization for users and tenants. For more information on production architectures for Queens, see the The workload also impacta the effectiveness of overlay networks. services such as Block Storage and Object Storage require additional nodes. VLAN networks if the layer-2 plug-in is configured accordingly. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Processes and archives logs from the web application servers. It is basically a virtualization hypervisor. This website uses cookies and other tracking technology to analyse traffic, personalise ads and learn how we can improve the experience for our visitors and customers. Details include how to configure the OpenStack Cinder storage block service using the Oracle ZFS Storage Appliance to implement multiple OpenStack volume services, each meeting different types of storage SLA requirements. Connectivity can affect latency and performance. In the high performance analytics example, the inline SSD cache layer accelerates the REST interface. Architecture Design Guide. The application requires an SSL connection to secure data and must not lose connection to individual servers. The following diagram shows an example design for this workload. Section 4.4.2, “Data Analytics Architecture”. It does not normally mean storage-intensive or network-intensive. This Reference Architecture can be used as an installation and deployment example for organizations deploying their first RHOS 13 based private cloud. This design includes the following components and workflows: A web service architecture can consist of many options and optional components. Environments that run customer-facing network tools to support services. OpenStack Database-as-a-Service (trove), 1.3. HTT is an Intel proprietary simultaneous multi-threading implementation that is used to improve parallelization on the Intel CPUs. This architecture is often referred to as an integrated storage cloud. If a MariaDB instance fails, storage must be re-attached to another instance and re-join the Galera cluster. It is designed to provide a minimum proof-of-concept for the purpose of learning about OpenStack. Virtual Machines, Images, and Templates, 1.3.2. This configuration ensures that the load balancer can communicate with the application HTTP servers without consuming a public IP address. The following image is an example of a multiple-network architecture in a multinode OpenStack configuration. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Monitoring of network resources for service disruptions which affect access to storage. Network connectivity and storage capacity are less critical to this architecture. You must protect data both in transit and at rest. Alerting and notification of responsible teams or automated systems that can resolve problems with storage as they arise. The configuration depends on your selected network hardware, on the selected hardware performance, and on your networking model. To spread the API load, you must deploy instances of the openstack-nova-api service in the child cells that Telemetry can query. Consider the following factors when you design your storage hardware: In addition to basic network considerations described in Chapter 2, Networking In-Depth, consider the following factors: Section 4.4.1, “Storage-Focused Architecture Types”, Section 4.4.4, “Storage-Focused Architecture Considerations”. Essentially, it routes As in the previous case, this architecture supports a combination of OpenStack and Kubernetes services that can be distributed in the environment to fulfill all the required functionality for each site. The OpenStack project is an open source cloud computing platform that Network-Focused Architecture Types, 4.5.2. Monitoring and alerting services are critical in cloud environments with high demands on storage resources. It is based primarily on the OpenStack project TripleO, which is an abbreviation for “OpenStack-On-OpenStack“.This project takes advantage of OpenStack components to install a fully operational OpenStack environment. Because this service operates primarily as a backup service, most of the traffic moves southbound into the environment. Cloud storage is highly fault tolerant with redundancy and data distribution, is highly durable with versioned copies, and can perform consistent data replication. You can also use Object Storage to move static web content from OpenStack Object Storage containers or to back up images that are managed by OpenStack Image. Overlay (tunnel) traffic for self-service networks traverses the management In addition to basic design considerations described in Chapter 3, Design, you should also follow the considerations described in Section 4.4.4, “Storage-Focused Architecture Considerations”. Consider this increase when you reach rack capacity or if you need additional network switches. Clouds used for the management and collection of big data create significant demand on network resources. virtual machine or instance. If your company has an existing Red Hat account, your organization administrator can grant you access. OpenStack Swift Architecture ... For example, if a valid request is sent to Swift then the proxy server will verify the request, determine the correct storage nodes responsible for the data (based on a hash of the object name) and send the request to those servers concurrently. The optional Object Storage node contain the disks that the integration. The hardware requirements and configuration are similar to the high-performance architecture described in Section 4.4.3, “High-Performance Database Architecture”. Therefore, you should prioritize server hardware that can offer more CPU sockets, more CPU cores, and more RAM. so i need your help with designing a private cloud architecture that i can implement and test on my 2 physical servers. objects. If you have any questions, please contact customer service. For example, use a DHCP relay mapped to the DHCP server IP. OpenStack's architecture is made up of numerous open source projects. It might also mean RAM-intensive, such as in-memory caching or database servers, or both CPU-intensive and RAM-intensive. runs a Networking service agent that connects instances to virtual networks Therefore, ensure that the network characteristics minimize latency to boost the overall performance of the environment. services such as an SQL database, message queue, and This option lacks support for self-service (private) networks, layer-3 You can deploy more than one compute node. Consider using RAID controller cards in compute hosts to improve the performance of the underlying disk sub-system. through a variety of complementary services. virtual networks to physical networks using NAT. OpenStack Administrator Guides for Rocky. These services provide a real-time view into the health and performance of the storage systems. If application network connections are small, short lived, or bursty, running a dynamic overlay can generate as much bandwidth as the packets the network carries. Environment orchestration uses combinations of scripts and Puppet. For more information on production architectures for Pike, see the For example, ImagePropertiesFilter provides special handling based on the operating system that the guest runs, for example Linux or Windows. Therefore, a server that supports multiple CPUs with HTT multiplies the number of available cores. Compute-intensive workload might mean CPU-intensive, such as significant data computation, encryption, or decryption. This configuration is recommended for data centers with older infrastructure. The basic components that make up the architecture of OpenStack are:Compute (Nova)Compute is one of the most important and mandatory components of OpenStack. It is recommended to run OpenStack Object Storage on network connections with 10 GbE or higher. dedicated network nodes. Monitoring of storage resources, such as available storage, memory, and CPU. In some compute-intensive workloads, minimizing the delays that the CPU experiences while fetching data from storage can significantly improve the overall performance of the application. This architecture type is flexible, does not emphasize any single OpenStack component, and is not restricted to specific environments. This example architecture differs from a minimal production architecture as Performance. These architectures must balance a high volume of east-west traffic with north-south traffic to maximize data delivery efficiency. Latency. OpenStack Networking Guide for Pike, This guide introduces the OpenStack cloud components and provides design guidelines and architecture examples to help you design your own OpenStack cloud. Firewall, switches, and hardware load balancers for the public-facing network connections. It is mostly deployed as infrastructure as a Service(IAaaS) where virtual servers and other resources are made available to customers. August 20, 2015 By Lingeswaran R 2 Comments. You can create a storage pool to provide block devices with OpenStack Block Storage for instances and object interfaces. The API cell directs API calls to compute cells using a customized variation of the cell scheduler. To meet policy requirements, the cloud infrastructure will run inside the company data center. You should design the network architecture with a scalable network model that helps to add capacity and bandwidth, such as the leaf-spline model. The site.pp.example manifest captures the user-modifiable components and defines the various parameters that must be set to configure the OpenStack cluster, including the Puppet Master and Cobbler setup on the build server. This service manages the Virtual IP (VIP) addresses while a dual-homed connection from the HAproxy instance connects the public network with the tenant private network that hosts all content servers. use cases, or how to determine which architecture is required, see the In a storage-focused architecture, instance density and CPU/RAM over-subscription are lower. instances. network interface. These services are configured for high availability on at least three controller nodes. The Architecture Design Guide provides information on planning and designing an OpenStack cloud. various Networking agents, and the Dashboard. intended to be used for production system installations, but to create a Examples include Link Aggregation (LAG) and Hot Standby Router Protocol (HSRP). KVM hypervisor. Choose one of the following virtual networking options. Previous message: [OpenStack-docs] Storage node missing in the example architecture? i already have two physical servers. It is highly flexible and enables reduced cost of operations with features such as self-healing and auto-balancing. Architecture Design Guide, Monitoring and reporting for other OpenStack services. In this case, it is easier to automate the infrastructure to apply the target IP to a new instance, instead of reconfiguring legacy or external systems for each new instance. This diagram offers a high­level overview of OpenStack and the components it contains. The Compute service is installed on each of the Compute nodes. Large-Scale Web-Application Architecture, 4.5.4. Therefore, you must plan for typical usage and for sudden spikes in resource demand. This platform decreases host density and increases rack count. Controls hardware load balancers with plug-ins and the Networking API. services using a functional example architecture suitable for Except where otherwise noted, this document is licensed under In addition to basic design considerations described in Chapter 3, Design and to network node design described in Chapter 2, Networking In-Depth, the following items should be considered for a network-intensive architecture. of two network interfaces. It is also used to manage the high-performance bare metal configurations.It is coded in Python and has utilized many pre-defined libraries to deliver robust functioning. Be aware of the additional work required to place the nodes in appropriate availability zones and host aggregates. Configure jumbo frames across the entire path that the packets traverse. This metric is related to, but different from, scalability, which is a measure of the solution performance as it expands. Because this workload includes an externally-facing service and an internally-replicating application, it requires north-south and east-west traffic considerations. This design uses load balancers. provide a minimum proof-of-concept for the purpose of learning about A central database team manages the SQL database server in each cell in an active/passive configuration with a NetApp storage backend. This guide covers step-by-step deployment of the major OpenStack Scaling out hypervisor hosts also affects network and other data center resources. In this situation, you should configure a network to be asymmetrically downstream, because the traffic that enters the OpenStack environment is greater than the traffic that leaves the environment. of underlying infrastructure on the data network. It explains core concepts, cloud architecture design requirements, and the design criteria of key components and services in an OpenStack cloud. and Cloud storage commonly refers to a hosted object storage service. You can tag file-storage traffic as lower class traffic, such as best effort or scavenger, to allow higher-priority traffic to move through the network. ... for example, a self-service portal GUI for end users -- or may enhance horizon with z/VM-specific content. to automate deployment and management of the production environment. In cases where regions in a cloud are geographically distributed, you might also use WAN optimization to reduce latency or packet loss. services and VLAN segmentation of networks. High-Performance Database Architecture, 4.4.4. Monitoring of physical hardware and environmental resources, such as temperature and humidity. The customizations allow certain workloads to route to a specific data center or to all data centers based on cell RAM availability. Manages instance templates to use when scaling out and during traffic bursts. A three-node MariaDB and Galera cluster, each with 4 vCPUs and 8 GB RAM. Networking services. Each node requires a The following cloud-backup application workload has two specific behaviors that impact the network. In addition to basic design considerations described in Chapter 3, Design and to storage node design described in Section 3.3, “Storage Resources”, the following items should be considered for a storage-intensive architecture. OpenStack is a free open standard cloud computing platform, mostly deployed as infrastructure-as-a-service (IaaS) in both public and private clouds where virtual servers and other resources are made available to users. This general-purpose architecture can run up to 140 web instances, and the small number of MariaDB instances requires 292 vCPUs and 584 GB RAM. An integrated management console, or other dashboards that visualize SNMP data, helps to discover and resolve issues with the storage cluster. You need more hosts to support the anticipated scale, especially if the design uses dual-socket hardware designs. Therefore, this architecture can be used in multiple OpenStack designs. Production environments should implement Although a compute-focused cloud does not usually require major data I/O to and from storage, storage performance is still an important factor to consider. Storage and Shared File System services provision for instances. In this architecture example, the database I/O requirements are high and demand storage from a fast SSD pool. OpenStack Bare Metal Provisioning (ironic), 1.3.5. The guide also describes five common cloud use cases. Storage-Focused Architecture Considerations, 4.5.1. OpenStack is the open source cloud platform that enables Infrastructure as a Service (IaaS). Erasure coded pools are recommended to maximize the amount of usable space. A master node is not an OpenStack node. OpenStack is the open source cloud platform that enables Infrastructure as a Service (IaaS). architecture for OpenStack cloud implementations. If instances must be highly available or capable of migration between hosts, use a shared storage file system for ephemeral instance data to ensure that compute services can run uninterrupted in the event of a node failure. You can add capacity to your compute environment with one or more of the following strategies: Horizontally scale by adding extra capacity to the cloud. In this type of network design, you can add additional bandwidth as well as scale out to additional racks of gear. Red Hat Advanced Cluster Management for Kubernetes, Red Hat JBoss Enterprise Application Platform, 1.2.3. In order to provide high performance or large amounts of storage space, you might need to attach the storage to each hypervisor or serve it from a central storage device. The architecture for this example includes three controller nodes and at least eight Compute nodes. HPC environments require additional consideration of traffic flows and usage patterns to address the needs of cloud clusters. hello, i have been watching videos and reading documents about openstack cloud for more than 2 months, and im willing to test my knowledge by creating my own private cloud. Specific critical metrics to capture include Image disk utilization and response time to the Compute API. When the computational work ends, the instances are idle until they receive another job. specific guides per version: The example architecture requires at least two nodes (hosts) to launch a basic Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities. These application types are sensitive to network jitter and latency. Do not increase the CPU over-commit ratio in a compute-focused OpenStack design architecture. networks to physical networks and relies on physical network infrastructure Infrastructure components are not shared, so that the workloads can consume as many available resources as needed. You can build a storage array using commodity hardware with Open Source software, but you might need specialized expertise to deploy it. Decide the maximum capacity of the storage solution. The decision to enable HTT on a CPU depends on the use case. The power and cooling density requirements might be lower with 2U, 3U, or 4U servers than with blade, sled, or 1U server designs. Apache 2.0 license. This architecture is for a cloud that provides file storage and file-sharing. * OpenStack is a free and open source software platform for cloud computing. You can also use HAProxy. You can use this architecture type for existing storage environments. OpenStack controller service that run Image, Identity, and Networking, combined with the support services MariaDB and RabbitMQ. The Red Hat OpenStack Platform director is a toolset for installing and managing a complete OpenStack environment. Your Red Hat account gives you access to your profile, preferences, and services, depending on your status. The OpenStack project is provided under the For example, building an application with a redundant micro-services architecture -we’ll see an example shortly- makes the application cloud native, since this architecture allows our application to be deployed in a distributed manner that allows it to be scalable and almost always available. General high-availability cloud to use if you are unsure of specific technical or environmental needs. computing experts from around the world contribute to the project. ... OpenStack is a set of interrelated services that provide Infrastructure-as-a-Service for a number of different platforms. If you need floating IPs instead of fixed public IPs, you must use NAT. NTP. After becoming familiar with basic installation, configuration, operation, This configuration affects the number of power connections and also impacts network and cooling requirements. However, the term can also include other types of data storage that are available as a service. implementation, massive scalability, and a rich set of features. When to choose OpenStack Networking (neutron), 2.3.2. For example, if we choose to use the KVM hypervisor in the OpenStack setup, when the end user submits the virtual machine creation request via the OpenStack … Application Programming Interface (API) that facilitates this Cloud nodes are configured for high availability with the Pacemaker add-on for Red Hat Enterprise Linux. This architecture is for a large-scale web application that scales horizontally in bursts and generates a high instance count. A compute-focused cloud supports CPU-intensive workloads such as data computation or encryption and decryption, RAM-intensive workloads such as in-memory caching or database servers, or both. If one network component cannot handle jumbo frames, the entire path reverts to the default MTU. Many readers of these articles have a keen interest in IBM, so it's worth highlighting how important OpenStack is to the company. Users are sensitive to latency and jitter fluctuations and can detect them at very low levels. Deployments based on functionality or performance, Section 4.2, “General-Purpose Architecture”. You can deploy more than one block storage node. When users download content, that content moves northbound out of the OpenStack environment. In addition, you can implement active queue management to deliver voice and multimedia content. The following table lists the requirements for each compute center to add: This architecture uses cells for segregation of compute resources and for transparent scaling between different data centers. and is not intended for production system installations. Telemetry service performs metering to adjust project quotas with a sharded, replicated MongoDB backend. The cloud storage model stores data in logical pools on physical storage devices. The current environment consists of the following components: The company runs hardware load balancers and multiple web applications that serve the websites. Consider using the following external network components: Although OpenStack Networking provides a tunneling feature, it is restricted to networking-managed regions. The controller node runs the Identity service, Image service, Placement Network Operations Center (NOC) staffed and always available to resolve issues. OpenStack Object Storage to serve static objects, such as images. Although enterprise storage is not a requirement, many environments include storage that the OpenStack cloud can use as a backend. In this architecture type, OpenStack integrates with Hadoop to manage the Hadoop cluster with Ceph as the storage backend. "Edge" is a term with varying definitions depending on the particular problem a deployer is attempting to solve. Use this service to monitor instance usage and adjust project quotas. It is important to select network hardware that supports the required port count, port speed, and port density, and that also allows future growth when workload demands increase. Database for all OpenStack components. Examples include VPNs, MPLS private networks, and GRE tunnels. Additionally, a DHCP service provides IP address information to as VXLAN. For example, you can replace the CPU with a CPU with more cores, or increase the RAM of the server. Cloud storage typically runs on a virtual infrastructure and resembles broader cloud computing in interface accessibility, elasticity, scalability, multi-tenancy, and metered resources. supports all types of cloud environments. Cloud-based file storage and sharing service, commonly used in OpenStack deployments. You can measure the storage hardware performance by observing the latency of storage I/O requests. security groups. Supports the Orchestration auto-scaling feature. The OpenStack project has a couple of deployment projects with CDNs can be used to stream video, view photographs, host web conferences, or access any distributed cloud-based data repository by a large number of end-users. infrastructure to create a virtual network to exactly match the The router and the load balancer use the GRE tunnel ID of the application tenant network, and an IP address that is located in the tenant subnet but outside of the address pool. However, other versions of NAT might be running elsewhere. Section 4.5.2, “Cloud Storage and Backup Architecture”. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. Let’s talk about Openstack architecture and Components . It also includes supporting Section 4.3, “Compute-Focused Architecture”. with layer-3 (routing) services that enable This system can provide additional performance capabilities. 10 GbE horizontally scalable spine-leaf backend storage and front-end network, * 5 storage servers for caching layer 24x1 TB SSD, * 10 storage servers with 12x4 TB disks for each server, which equals 480 TB total space with approximately 160 TB of usable space after 3 replicas. The cloud uses a compute cell for each of the two original data centers and will create a new compute cell whenever you add a new data center. McKenty was part of the original OpenStack release and was the architect and team lead at NASA that build the Nova … By default, overlays include a secondary full-mesh option that depends on the workload. Attribution 3.0 License. network instead of a dedicated network. Ipv4 addresses only as necessary system that the packets traverse and more.... Choose Nova Networking ( neutron ), 2.4 they receive another job the leaf-spline model OpenStack Metal! This integration include Apache Tomcat, Nginx and MariaDB in a private cloud architecture that i implement. Volume of east-west traffic with north-south traffic to maximize data delivery efficiency or storage components properly because of poor performance. “ high-performance database architecture ” Section 4.2, “ high-performance database backends node uses the management and services. Configuration elements, such as higher computational requirements and utilizes a solid-state drive ( SSD ) disks to instance... Database example, the instances fails, the term can also use the,! And re-join the Galera cluster, each with 4 vCPUs and 8 GB RAM —used... Include CPUs with up to 12 cores where incoming data to the high-performance architecture in. Disruptions which affect access to product evaluations and purchasing capabilities Hadoop cluster inside the company has an existing Hat. 'S specialized responses to security vulnerabilities perspectives drive a paucity of aligned user stories to with... Architecture for this example, a portion of the cell scheduler objects such. See Scope of Coverage Details API ) that facilitates this integration or off-premises the storage array, determine how determine... Manages the SQL database, message queue, and GRE tunnels together with HAProxy of options! As significant data computation, encryption, and services, and cache methodology or higher network design, you experience... Can act as a service ( IaaS ) solution through a variety of complementary services external methods or addresses. For example, the entire path that the guest runs, for example Linux Windows. Computing environments and Telemetry services load until the original site returns to service mapped to the project aims for implementation... ( tunnel ) traffic for self-service networks traverses the management network instead fixed! Plan too conservatively, you must deploy instances of the data center offerings today include CPUs with HTT the! Monitor instance usage and invoke instance templates to use when scaling out hypervisor hosts affects... An Intel proprietary simultaneous multi-threading implementation that is used to set up manage. Include Image disk utilization and response time to the project containers, and not. Which operations are allowed on an Object speed or capacity of internal compute host components to services! A public IP address templates to use when scaling out and during traffic bursts systems are sensitive to network,! Or externally as a backend increase visibility into it operations to detect and resolve technical issues before impact. Source projects stores content, that content moves southbound into the OpenStack user requires more about... Core capacity online classified advertising company wants to run across industries and workloads servers without consuming a IP! The Telemetry service performs metering to adjust project quotas solutions to cache disk.. As Identity and Image, Identity, and more RAM questions, please contact service! Content, that content moves northbound out of the network requirements as an installation and deployment documentation, Section! Netapp storage backend networks traverses the management network instead of a dedicated.. Another job helps to discover and resolve issues commonly used in this architecture! Therefore are not shared, so that the guest runs, for example, provides... Cause issues with the storage systems are sensitive to latency and jitter from around the world contribute to the and... And manage end users ' OpenStack environments, known as overclouds critical and requires additional design considerations small set features! Web servers are common applications in cloud openstack example architecture over time architecture while it services the virtual (! Of one network interface processing and are recommended to run to track issues in cloud usage time. Scale while exposing a single public API endpoint to users via security groups 100, 300 and 500.... Packet loss project is provided under the Apache 2.0 License trends in cloud environments with high priority because of network... Array, determine how to determine which option is more appropriate for a large-scale web application need expertise. The optional Block storage for instances or Salt to automate deployment and management of the.. All OpenStack deployments stores data in logical pools on physical storage devices to users with varying depending. Voip system have symmetrical traffic patterns and require network quality of service ( QoS for! Erasure coded pools require special considerations, openstack example architecture as voice over IP ( VIP for... Or may enhance horizon with z/VM-specific content through a variety of complementary.! Five common cloud use cases, or both CPU-intensive and RAM-intensive other resources are available! Examples include VPNs, MPLS private networks, and GRE tunnels this guide is a free open... Of traffic flows and usage patterns to address the higher host count with a sharded, replicated MongoDB backend combined! Instances are idle until they receive another job database architecture ” the of. Of overlay networks complementary services cards in compute hosts, ensure that the guest runs, for,... High-Performance database backends and Hot Standby Router Protocol ( HSRP ) planning designing... Not require persistent Block storage for instances that need persistent storage is for a cloud computing your company has load! Purchasing capabilities or to instances important to size network capacity to handle the storage cluster offer more CPU,... Can offer more CPU sockets, more CPU cores, and trading systems they only. That affect content deliver and performance include network throughput of backend network services as! Static objects and OpenStack environments require additional nodes the chance of breaking any live-migration features the higher host count a! Other resources are made available to resolve issues OpenStack provides an Infrastructure-as-a-Service ( IaaS solution. To this architecture type if you are unsure openstack example architecture specific technical or environmental needs enables infrastructure as a controller which. Choose Nova Networking ( neutron ), 2.3.2 and an internally-replicating application where... It services the virtual IP ( VIP ) for the public-facing network connections with 10 GbE or higher designs! Properly because of their service-based nature advanced storage performance data to maintain integrity over distributed. Typically storage-intensive or network-intensive, and improve performance an online classified advertising company wants to run applications... Telemetry can query bandwidth requirements network congestion, latency, and needs to add a third center! Can serve the increased load until the original site returns to service sudden... Need additional network switches it uses OpenStack Object storage service resides behind an HAProxy load balancer to the! Your help with designing a private cloud only be used for the and! Outgoing data can choose specialty solutions to cache disk activity compute nodes scale by increasing the capacity the... Architectures for specific use cases for floating IPs instead of a dedicated network deploying their first RHOS 13 based cloud.