High Availability Clusters | RedSwitches

High Availability Clusters

We design high-availability clusters that eliminate single points of failure. Stay resilient with scalable, fault-tolerant high-availability hosting across global data centers.

  • Delivery in as Little as 10 Min, Custom Builds on Request
  • Automated Failover Protection
  • Redundant Power and Network Paths
  • Cluster-Wide Load Balancing
  • 99.99% Uptime Guarantee
  • Full Root Access Included
  • 24/7 Sales & Tech Support
  • Dedicated Account Manager for Enterprise Clients
Server StatusOperational
Failover
Automatic
Uptime
99.99%
Nodes
2 to 10+
Balancer
Cloud
Locations
20+ DCs
Support
24/7/365
Recent DeploysLive
  • FrankfurtEPYC 9554P · Node 1Ready · 7m
  • FrankfurtEPYC 9554P · Node 2Ready · 6m
  • AmsterdamXeon Gold 6130Deploying
  • SingaporeRyzen 9 9950XReady · 11m
All systems operational

Check Our High Availability Hosting Prices

Pre-architected cluster tiers, fully managed, with cloud load balancing, private networking, and automated backup. Our engineers size and quote the right build for your workload, with no setup fee.

Startup

2 Servers Cluster
CustomQuote
  • 1 - Web/App Server
  • 1 - Database Server
  • Cloud Load Balancer
  • Private Networking
  • Automated Backup
  • 24x7 Managed Support
  • 1 - Week System Admin Help
  • Option to Add more Servers*

Great for adding performance by separating off your database.

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Enterprise

10 Servers HA Cluster
CustomQuote
  • 6 - Web/App Servers
  • 4 - Database Servers
  • Cloud Load Balancer
  • Private Networking
  • Automated Backup
  • 24x7 Managed Support
  • 1 - Week System Admin Help
  • Managed File Replication
  • 2 Locations
  • Option to Add more Servers*

Adds redundancy while handling larger front end traffic volumes.

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What Sets RedSwitches' High-Availability Servers Apart

Heartbeat monitoring, automatic failover, and quorum logic on redundant network paths, with STONITH split-brain protection and enterprise-grade hardware across global data centers.

Heartbeat Monitoring System

Each node sends regular heartbeat signals over a dedicated link to advertise its health and status. If heartbeats are missed beyond a set threshold, the cluster automatically initiates failover, ensuring uptime and consistent high-availability server performance.

Automatic Failover Mechanism

Our high-availability clusters instantly transfer workloads from failed nodes to healthy ones without requiring manual intervention. This seamless failover reduces downtime to seconds, protecting services running in demanding environments that depend on constant uptime and responsiveness.

Quorum Management Logic

RedSwitches uses flexible quorum configurations to maintain cluster stability. Voting logic prevents split-brain scenarios by determining which nodes remain operational after a partial failure, thereby preserving data integrity and ensuring high availability cluster consistency across nodes and storage.

Network Redundancy Paths

Each RedSwitches cluster includes redundant network interfaces and monitoring. Even if one network link fails, node communication continues via secondary paths, maintaining consistent heartbeat exchange and preventing unnecessary failovers or outages.

Resource Control Engine

We utilize advanced cluster resource managers to manage services, storage, and IP addresses. Resources follow defined dependencies and failover policies, ensuring the correct sequence of execution and rapid recovery for all high-availability hosting configurations.

Split-Brain Protection

Our STONITH and quorum logic prevent conflicting node states. If a network partition occurs, only the surviving segment with the majority access remains active, protecting data from corruption and preserving high availability cluster integrity.

Enterprise-Grade Hardware & Network

All RedSwitches clusters are built on dedicated, enterprise-class hardware with redundant power, multi-path networking, and low-latency storage. You achieve high performance and infrastructure-level fault tolerance across your entire high-availability architecture.

24/7 Support

Our technical team monitors your high-availability servers around the clock, ensuring node health, heartbeat links, storage sync, and resource utilization stay optimal. We intervene proactively to prevent issues from impacting your uptime or SLAs.

Global Datacenters

Deploy high-availability clusters across our strategically located global data centers. Whether you need regional failover, geo-distribution, or compliance-specific hosting, RedSwitches enables resilient infrastructure with localized high availability hosting across continents.

Real-World Use Cases

From core banking and healthcare records to telecom OSS/BSS, database clusters, and ERP, see where zero-downtime HA clusters keep mission-critical systems online.

Banking Systems

Our high-availability clusters power core banking, ATM networks, and real-time transactions. With instant failover and shared storage, financial operations remain uninterrupted, even under peak loads, ensuring customer trust, regulatory compliance, and zero tolerance for downtime.

Healthcare Platforms

RedSwitches clusters keep Electronic Health Records (EHR), patient monitoring, and imaging systems continuously available. Hospitals rely on our infrastructure for 24/7 accessibility, supporting critical care decisions and uninterrupted medical workflows with maximum fault tolerance.

Telecom Infrastructure

Telecom firms run billing, provisioning, and network control systems on RedSwitches HA clusters. We ensure that OSS/BSS systems remain operational across distributed nodes, which is critical for subscriber management, fault diagnostics, and continuous voice and data service delivery.

Manufacturing Systems

Manufacturers utilize our high-availability clusters for MES and SCADA systems. Even if one node fails, production continues without disruption. Redundant nodes and storage prevent costly downtime and ensure consistent control of factory operations.

Database Clusters

Our clusters support Microsoft SQL, MySQL, and Oracle RAC. With real-time replication and failover logic, we keep transactional databases always available, making them ideal for financial services, enterprise applications, and backend systems that require high integrity and uptime.

Data Analytics Engines

Analytics platforms process live data across clustered nodes to deliver insights without delay. Our clusters maintain availability for real-time dashboards, reporting engines, and large-scale user data processing in business intelligence environments.

API Gateways

High-availability API clusters route traffic consistently, even under backend failure. RedSwitches ensures every API request reaches the correct service. If one node fails, another takes over, essential for mobile apps, fintech, and ride-sharing platforms.

Virtualization Stacks

Our clusters run VMware, Proxmox, or KVM environments with automated VM restart. If a physical server fails, virtual machines migrate instantly. RedSwitches delivers high-availability server infrastructure optimized for cloud-native and enterprise virtualization.

ERP Applications

Companies run SAP, Oracle, or Microsoft Dynamics on RedSwitches HA clusters. Failover and resource balancing ensure that operations such as finance, HR, and logistics remain online. This supports business continuity in global operations and mission-critical workflows.

Bare Metal // Standard Equipment

All Bare Metal Plans Include

Every server ships fully dedicated: no shared resources, no usage meters, no surprises.

Setup Cost
Free
Provisioning
Instant & Automated
Access
KVM, IPMI, Root
Protection
DDoS Shield Included
Cores
Up to 128 (Dual Socket)
Memory
Up to 2TB RAM
Storage
Enterprise NVMe & SSD
Support
24/7/365 Human Engineers
OS & Panels
  • Ubuntu
  • Debian
  • AlmaLinux
  • Rocky Linux
  • CentOS
  • Windows Server
  • cPanel
  • Plesk
  • Proxmox
  • Docker

* Select your OS and panel at checkout

Trusted by Enterprise Teams Worldwide

  • Check Point
  • Deutscher Fussball-Bund
  • Mubi
  • Pluxee
  • Zeeve
  • University of Malta
  • mSpy
  • RevX
  • Turbo VPN
  • Athos Commerce
  • Neebal
  • Heckyl
  • GenXAI
  • WLVPN
  • FMS
  • Contaque
  • Monotek
  • EasyGo VPN
  • Neopool
  • InfyGlobe Technologies
  • ALFA University College
  • Stief Group
  • SSH Invest Holding
  • Rhysley

Trusted in Production

Real reviews from Trustpilot, HostAdvice, Cryptwerk, and Google.

  • 4.8/525Gbps Bare Metal
    Port speeds on cloud were capped and shady. With RS I actually get the 25Gbps they say. No throttle bs.
    Felix MartinsenDenmark
  • 5.0/5VPN Operations
    Network has been rock solid. They’ve got Tier 1 carriers like Arelion, GTT, and TATA… We just ping them on Telegram and they sort things out quickly.
    TomasNetherlands
  • 4.8/5Validators
    Set up multiple Solana + Avalanche validators through them. Hardware was clean, latency was low (especially in Europe), and uptime’s been 100% so far.
    Peppe TerranovaSouth Korea
  • 5.0/5Full Root Access
    As a sysadmin, I care more about control than flashy dashboards. RedSwitches gives me root access, IPMI, and actual hardware specs I can configure. Good for serious users.
    Eun-Woo GimSouth Korea
  • 5.0/5Enterprise Uptime
    We were searching for a truly reliable and stable hosting provider with maximum uptime and a powerful network infrastructure to ensure the lowest possible latency. RedSwitches not only met but exceeded our expectations.
    AppsLabGermany
  • 5.0/5Cloud Exit
    RedSwitches gave us full control over our infrastructure without the vendor lock-in we kept running into with cloud hosts. Customizable builds, fast provisioning, and actual humans handling support tickets. It’s refreshing.
    Princeton OttUnited States
  • 5.0/599.99% Uptime
    My website works smoothly, thanks to their 99.99% uptime guarantee. The support team is another plus for me, as I always have been able to get help whenever I needed it in just 5 minutes on average.
  • 5.0/5ETH & BTC Nodes
    Deployed a few Ethereum and Bitcoin nodes here. Uptime’s been flawless, and sync speed was great thanks to their storage config.
    Ervin KaruGermany
  • 5.0/510Gbps RPC
    They provide what they promise, I got no throttling while running my RPC Nodes. I got server in a Amsterdam for the best price.
    Atri MukherjeeIndia
  • 5.0/5Streaming
    I am using their 10gbps streaming server for last 6 months and I have no complaints. Extremely quick live chat support and I love that they accept crypto.
    Tarun GhoshIndia
  • 5.0/5Bare Metal
    A really great hosting provider - what stands out the most is the stability of the network connection and the wide selection of bare metal servers. We’re very satisfied, and RedSwitches covers all of our needs.
    Борис ВербицкийPoland
  • 5.0/5AI Workloads
    Pros: Extremely reliable hardware, low-latency network, transparent billing… Great choice if you need raw power without cloud complexity. Works well for our dev environment and some AI workloads.
    Henry HarrisonUnited States
  • 5.0/5Switched Provider
    I have worked with OVH and Contabo in the past, but RedSwitches hit a better balance of price vs. support. Not the cheapest, but I get better performance and faster help.
    Samual SuttonUnited Kingdom
  • 5.0/5Game Servers
    Been using RedSwitches for 6 months now for my small game server biz. Uptime has been great, and I haven’t run into any hidden charges.
    Jerold PerkinsUnited States
  • 5.0/5AI Storage
    Using the storage servers to archive logs and snapshots from our AI pipeline… I also love that I could pick the datacenter closest to our team.
    Eino KoppelEstonia
  • 4.8/5Support
    Support is super responsive. I had an issue with an OS reinstall and they jumped in within 10 minutes… Transparent pricing = win.
    Boniface LeandreUnited States
  • 5.0/5Instant Delivery
    They have an instant delivery section… they delivered it within 120 mins with all my requirements fulfilled (OS/RAID/Software configured etc).
    Daniel StuartSri Lanka
  • 5.0/5Fast Provisioning
    A dedicated server has been installed within 30 minutes. Thirty minutes. It takes DAYS for some famous providers out there, but these guys do their work right.
    Ярослав СавенковNetherlands
  • 5.0/55+ Years
    I have been using their services for over 5+ years… Uptime: 10/10, Network: 10/10, Hardware Quality: 10/10, Customer Support: 20/10 (No, That’s Not A Typo).
  • 5.0/51 to 14 Servers
    They offer top quality hardware, excellent uptime and very responsive support… They helped us scale our business exponentially and we went from 1 server to 14 dedicated servers in less than a year.
    Sandip PanditIndia
  • 5.0/5Reliability
    Great hardware, non congested network and excellent service. Already using them for over a year and would definitely recommend Redswitches if you are looking for a reliable hosting provider.
    CandiceUnited States
  • 4.8/5Global Locations
    With servers available in numerous strategic locations, RedSwitches offers exceptional versatility and performance for our company’s diverse hosting needs. Plus, their no setup fee policy really helps keep costs down.
    Tiberiu RomanUnited States
  • 5.0/5Exam Platform
    "Your server is ready" - I read this message within 30 mins of starting the chat with their Sales Team… Excellent DELL Hardware and 100% Uptime.
    Mridul MehtaIndia
  • 5.0/5Bare Metal Cloud
    The dedicated server I got from RedSwitches has been incredibly reliable and fast. Their bare metal cloud solutions offer excellent performance, and the cloud VPS options are perfect for scaling. Highly recommended!
  • 5.0/5Zero Downtime
    I have been using their dedicated server from 9 months now. Starting from pre-sales till today I have not experienced downtime or lack of support.
    Amit BhatiaIndia
  • 5.0/524/7 Support
    First of all, all services work as expected - secondly - support is outstanding, no matter when you start the conversation with colleagues at support they have knowledge to help you out.
    LukaSlovenia
  • 5.0/5Since 2021
    We have been using Red Switches for several years since 2021. I have never experienced such fast customer service.
    Eitan WaisgerberIsrael
  • 5.0/5Easy Onboarding
    Absolutely delighted with RedSwitches! The setup was quick and free, and the fact that they accept all major payment gateways made the process seamless.
    Birk SpillumNorway
  • 5.0/5Bare Metal
    Very good experience using their bare metal servers. Their customer service is one of the finest I have experienced - always prompt at resolving troubles. Highly recommend.

Frequently Asked Questions

Common questions about HA cluster groups, clustering vs availability, downtime, load balancers, and scaling, answered by the engineers who run the hardware.

What is a high availability group?

A high-availability cluster group connects multiple servers to function as a single system. If one node goes down, another instantly takes over. At RedSwitches, we design and build high-availability cluster setups to keep your applications, databases, and services online 24/7. This setup reduces downtime, balances workloads, and protects against system failures. You get reliability, faster recovery, and business continuity with every deployment.

What is the difference between clustering and high availability?

Clustering is the method of linking servers together. High availability is the goal, ensuring services run continuously without interruption. At RedSwitches, we design high-availability clusters that combine both. You get failover, load distribution, and shared storage, all working to eliminate service outages and keep your infrastructure running smoothly, even under stress.

How do HA clusters minimize downtime?

RedSwitches high availability clusters use automatic failover, heartbeat monitoring, and shared storage to detect failures in real time. If a node fails, services are restarted on another instantly, no manual input needed. This ensures near-zero downtime, even in the event of hardware or network issues.

What role does a load balancer play in HA clusters?

A load balancer distributes incoming traffic across multiple nodes in the cluster. At RedSwitches, we use them to prevent overloading any single server. If one node fails, traffic is rerouted to the healthy ones. This improves performance, boosts resilience, and supports high availability hosting with zero disruption.

Are there challenges in scaling HA clusters?

Yes, scaling large high-availability clusters can get complex. Issues include maintaining quorum, avoiding split-brain scenarios, and synchronizing data across multiple nodes. At RedSwitches, we handle these challenges for you. Our HA architecture scales reliably, using optimized heartbeat systems, fencing, and resource control to ensure smooth growth.

Not Sure Exactly What You Need

No problem. Our talented engineers will consult, architect, migrate, manage, and do whatever it takes to help your business grow and succeed.