DATAHUB logo
Service

Cluster systems

HA clusters for critical services with failover testing and documentation.

Outcomes

  • Higher availability for critical services
  • Tested failover scenarios
  • Documented architecture

What it is

We build clusters around critical services: design the architecture, test failover, and document operational procedures.

Scope

What is included

  • HA architecture design
  • Cluster and network configuration
  • Failover and recovery
  • Resilience testing
  • Operational handover

What is not included

  • Hardware and license procurement (we can help with selection)
  • Application development
  • Work outside agreed windows and operating procedures
  • Support without contract and SLA

Deliverables

What you receive

We document results to support operations and audits.

  • Architecture diagrams and regulations
  • Failover scenarios and test results
  • Operations documentation

Artifact examples

What the deliverables look like

  • HLD/LLD, diagrams, and architecture notes
  • Runbooks and operating procedures
  • Rollback plan and change control

Process

How we work

01

Discovery

Requirements gathering, inventory, and risk audit.

02

Design

Architecture, HLD/LLD, and migration plan.

03

Delivery

Implementation, testing, rollback plan.

04

Operate

Monitoring, backups, regulations, support.

Typical timeline: 3–6 weeks plus test windows.

From the client

What we need from you

  • Critical service list and RTO/RPO
  • Windows for failover testing

FAQ

Frequently asked questions

Which clusters do you support?

We select the stack based on requirements: Proxmox, VMware, Linux clusters.

CTA

Request consultation

Tell us about the task and we will prepare scope and estimate.

📍 Almaty, Kazakhstan
✉️ hello@datahub.kz
☎️ +7(708) 348-27-28
We respond within 1 business day.