High Availability
& Uptime
99.99% uptime is an engineering discipline, not a promise. We design systems where failure is anticipated, isolated, and recovered automatically — without you ever knowing it happened.
99.99% uptime means roughly 52 minutes of downtime per year, budgeted across every planned maintenance window, patch cycle, and unplanned failure combined. You don't get there by buying redundant hardware and hoping — you get there by designing every layer (compute, storage, network, and the application itself) to assume something WILL fail, and to keep running when it does.
We build failover architectures around a simple test: could any single component — a VM, a disk, an availability zone, a network path — go down right now without a human noticing before automated systems already rerouted around it? If the honest answer is no, that's the gap we close first. This is engineering discipline applied consistently, not a one-time project.
- 99.99% uptime SLA engineering with documented failover paths
- Active-active and active-passive failover cluster design
- Geo-redundant deployments across Azure regions
- Load balancing, health probes, and automatic traffic rerouting
- Private cloud and hybrid cloud high-availability designs
- Azure Availability Sets, Zones, and Scale Sets configuration
● ACTIVE
● STANDBY
The process for this engagement.
Failure-mode assessment
We walk your current architecture and identify every single point of failure — the one server, one disk, one network path that, if it goes down, takes something with it.
Redundancy design
A specific plan for each gap: active-active or active-passive clustering, geo-redundant deployment across Azure regions, load balancing with real health probes — sized to what your business actually needs, not maximum theoretical redundancy.
Implementation & failover testing
We build the redundancy and then actually trigger failovers in a controlled way to confirm they work — not just that the configuration looks correct on paper.
Ongoing monitoring
Automated health checks and alerting stay in place after go-live, so a developing problem gets caught and routed around before it becomes an outage.
About high availability.
Is 99.99% uptime realistic for a small or mid-sized business budget?
Yes, for the systems that actually need it — email, core line-of-business apps, customer-facing services. We help you triage which systems justify full HA investment and which don't, rather than over-engineering everything uniformly.
What's the difference between backup and high availability?
Backup protects you from data loss and lets you recover after an outage; high availability is designed to prevent the outage from being visible to users in the first place. Most businesses need both — see our backup & data protection service for the other half.
Do you test failover, or just design it?
We test it. A failover architecture nobody has actually triggered is a theory, not a system — we schedule real failover drills so you know it works before you're relying on it during an actual incident.
See it in practice.
The rest of the stack.
Cloud Migrations
Move email, file services, SQL, and full workloads to Azure — zero disruption to your operations.
Disaster Recovery
VMware Site Recovery, full DR testing, and orchestration — so recovery is fast and certain.
Backup & Data Protection
Veeam, EMC Avamar, CommVault. Your data is your business — we treat it like it is.
Microsoft Technologies
Deep expertise across Azure, Microsoft 365, Exchange Server, and Hyper-V — purpose-built for your environment.
Web Solutions
Custom websites, CMS platforms, CRM integrations, and workflow automation. André-built and engineered to perform.
Let's scope your high availability.
A free consultation, an honest assessment, and a clear plan — no obligation.