Guest: Margaret Hoagland
Company: SIOS Technology
Show: Mission Critical
Topic: High Availability

The high availability (HA) market is crowded with solutions, but most treat HA as a feature attached to operating systems. SIOS Technology has spent 25 years focused exclusively on availability for the world’s most complex enterprise environments. That singular focus, combined with a vision for empowering IT admins through observability and control, sets SIOS LifeKeeper v10 apart.

The OS Afterthought Problem

Margaret Hoagland, VP of Global Sales & Marketing at SIOS Technology, identifies the fundamental difference between SIOS and most competitors.

“Most HA software is sort of attached to an operating system. I don’t want to say it’s an afterthought, but the providers of those systems are focused on the operating system,” she explains.

Operating system vendors naturally prioritize OS development—performance, security, compatibility, and new features. High availability capabilities exist to make the OS more attractive, but they are not the core focus. This shows in how OS-attached HA solutions handle edge cases, complex configurations, and specialized application requirements.

“We are focused on high availability,” Hoagland says simply. That’s not marketing rhetoric—it’s a strategic choice that shapes product development, customer engagement, and company expertise.

Complexity Requires Specialized Focus

SIOS’s focus on HA positions it differently in the market. “We deal with the largest organizations with the most complex environments,” Hoagland notes. These aren’t simple two-node clusters running standard workloads. They are multi-tier applications with complex dependencies, diverse infrastructure, regulatory requirements, and zero tolerance for downtime.

Complex environments reveal whether HA solutions were designed as core capabilities or bolted on. Application-aware failover, cross-platform consistency, hybrid cloud support, and sophisticated dependency management require deep expertise and sustained development focus.

Partnership Over Transactions

SIOS’s approach to customer engagement reflects its specialized focus. “When we interact with a customer, we provide a tremendous amount of guidance and presales support. We support them throughout the process, and we’ve been doing this for 25 years,” Hoagland explains.

This isn’t typical enterprise software sales. SIOS invests in understanding each customer’s specific environment, application requirements, infrastructure constraints, and availability goals before recommending solutions. That guidance continues through implementation, testing, optimization, and ongoing operations.

“We work very closely on developing relationships with the companies we work with, so we’re not about selling software licenses. We’re about ensuring high availability for our customers,” Hoagland says.

This relationship-focused approach makes sense for mission-critical HA. Organizations aren’t buying features they might use—they’re buying protection for applications that directly impact business operations. If HA fails when needed, the software license price becomes irrelevant compared to downtime costs.

25 Years of HA Expertise

SIOS’s quarter-century focus on high availability represents accumulated expertise competitors can’t easily replicate. “We’ve been doing this for 25 years,” Hoagland notes. That’s 25 years of edge cases, unique configurations, application-specific requirements, and lessons learned from the largest, most demanding enterprise environments.

This experience informs LifeKeeper’s development. When SIOS encounters a new application that requires specialized failover handling, that expertise gets embedded in application-aware modules. When customers identify gaps in observability or control, those insights shape product roadmap decisions.

The Future: Observability and Predictive Control

Looking ahead, Hoagland sees a growing shift in IT responsibilities. “Companies bring in IT experts and architects to design and set up a system, and then they leave, handing day-to-day operations over to IT admins,” she says.

This creates a gap. Architects design for availability, but generalist admins must maintain it. “That’s a good short-term solution, but what we really need is for IT admins themselves to have a level of observability and control to anticipate problems and fix them before they happen,” Hoagland explains.

The future of HA management is predictive, not just reactive. When failover occurs successfully, admins need to understand why it happened. “Why did that failover happen? What steps do they need to take to make sure there isn’t a problem in the future?” These questions require observability tools that surface root causes, not just symptoms.

Empowerment Without Overwhelm

SIOS is positioning LifeKeeper to deliver this future. “How can we empower them at a level that isn’t overwhelming, doesn’t require training, doesn’t require a lot of extra effort, but still enables them to handle these complex environments with confidence?” Hoagland asks.

This is the admin-centric vision made concrete: observability that explains what’s happening and why; control that lets non-experts manage expert-level complexity; automation that handles routine decisions while surfacing important ones; and interfaces that make complex infrastructure understandable at a glance.

The emerging AI workloads and other new technologies Hoagland mentions will require HA solutions that adapt quickly. SIOS’s 25-year focus positions it to understand these workloads’ availability requirements and build appropriate protection—something OS vendors treating HA as an afterthought can’t match.

Why Focus Matters for Mission-Critical Workloads

For enterprises protecting mission-critical workloads across hybrid environments, SIOS’s specialized focus delivers tangible advantages. OS-attached HA solutions work adequately for simple configurations, but complex environments reveal their limitations.

SIOS LifeKeeper v10 represents both current capability and future direction. The unified console, simplified pricing, and application-aware intelligence serve today’s needs. The architectural foundation enables the observability and predictive control that tomorrow’s IT admins will require.

Organizations evaluating HA solutions should consider whether they want availability features from an OS vendor or availability expertise from a company that has focused on nothing else for 25 years. For workloads where downtime isn’t acceptable, that focus matters.