George Crump

November 9, 2026 by George Crump

How array controllers, vSAN overhead and NSX drive up the server count for a midsize enterprise, and how VergeOS runs the same workloads on fewer servers.

Converged infrastructure lets an organization amortize the cost of compute, memory, and storage across a fleet of servers. Every server contributes all three resources to a shared pool, and every workload draws from that pool. That amortization matters more now than at any point in the last decade. Data center inflation is hitting organizations of every size, with server DRAM prices nearly doubling since late 2025 and flash capacity costs more than tripling in a year. Every core and every gigabyte of RAM in the data center needs to earn its keep.

Key Takeaways

Modern array controllers are x86 servers, so a three-tier midsize enterprise runs eight servers before counting its network appliances.
Legacy vSAN removes the array but claims host CPU and RAM for storage, and networking still requires NSX.
VergeOS runs compute, storage and networking in one code base, so the same workloads run on five servers.
Inline deduplication and support for servers up to ten years old stretch the RAM, flash and hardware the organization already owns.

Where Consolidation Stopped

Server virtualization is the best-known example of this amortization. VMware built its business on server utilization and consolidation, running dozens of workloads on a host that once ran one. The consolidation stopped at the storage tier. vSAN arrived years after vSphere, and its post-launch limitations kept many customers away. Those customers instead adopted three-tier architectures with dedicated all-flash arrays.

A dedicated all-flash array is the exact inverse of efficient utilization. Its controllers use RAM as cache, but their CPUs sit mostly idle, and applications in a typical data center never push the array close to its maximum performance. All-flash array vendors claim to be software companies, and they are. They ship a pair of servers prebuilt to deliver storage services, and customers pay for processors and memory that spend most of the day waiting.

Data center inflation makes that idle capacity expensive. This is the wrong time to buy more hardware, and it is certainly the wrong time to buy three times as many servers as you need and watch most of them sit idle.

Counting the Servers in a Midsize Enterprise

Consider a midsize enterprise running a traditional three-tier architecture. The organization needs six physical servers to run its applications. Storage adds two more. Today’s array controllers are standard x86 servers running the vendor’s storage software, so a dual-controller array raises the server count to eight before anyone counts the shelves that hold the media. Networking adds a collection of appliances, each one a server underneath, running routing, firewall, and VPN services. That is three sets of servers, each sized for its own peak and each running far below it most of the day.

Switch the same organization to legacy vSAN and the storage controllers go away, but the virtualization hosts have to grow. vSAN is a set of separate software packages hidden behind a single GUI, and each package claims host CPU and RAM. Broadcom documents both the CPU overhead vSAN places on every host and a per-host memory footprint that grows with capacity. The cores and memory vSAN consumes are resources applications cannot use, so the cluster needs more servers, or larger ones, to run the same workloads.

Most vSAN deployments also have very limited networking capabilities. Routing, firewall, and microsegmentation require NSX, which is another purchase, another cluster of management VMs, and another claim on host resources. vSAN moves the storage tax off a dedicated array and onto the hypervisor hosts. The midsize enterprise still pays it, now in extra cores and DIMMs bought at today’s memory prices.

Key Terms

Three-tier architecture

A data center design with separate layers of hypervisor hosts, an external storage array and network appliances, each purchased and managed on its own.

Array controller

The server inside a storage array that runs the vendor’s storage software. Most arrays ship with two for redundancy.

vSAN overhead

The host CPU and RAM that vSAN reserves for its own storage services, which applications on those hosts cannot use.

NSX

VMware’s separately licensed network virtualization product, which runs its own cluster of management VMs.

Infrastructure operating system

A single operating system that runs virtualization, storage and networking in one code base on the same servers.

How VergeOS Changes the Math

VergeOS makes a single set of servers work harder by integrating virtualization, storage, and networking into a unified infrastructure operating system. All three run in one codebase, so no separate products compete for host resources, and no infrastructure VMs need feeding. The first VM you create is yours.

Run the same midsize enterprise on VergeOS and the server count drops from eight or more servers to five. A single operating system that runs compute, storage, and networking in one codebase spends far less CPU and RAM on itself than a stack of separate products, so the workloads that needed six application servers run on five, and those five servers run the entire data center. VergeFS pools the drives inside those servers into shared storage, so you can remove the array controllers and shelves. Routing, firewall, and VPN run inside VergeOS virtual networking, so you can remove the network appliances and avoid buying NSX. Global inline deduplication reduces the data written to disk and the data held in RAM, stretching the flash and memory the organization already owns.

Instead of three sets of servers at a fraction of their capacity, the organization runs one smaller set of servers at high utilization, and every core and DIMM it paid for does work for its applications. VergeOS also supports almost any server built in the last ten years. Hosts coming out of vSAN service can stay in production, which removes hardware purchases from the exit plan, and the server freed by the consolidation becomes spare capacity for growth.

Server Count and vSAN Overhead at a Glance

	Three-Tier	Legacy vSAN	VergeOS
Application servers	Six	Six, plus added hosts or RAM for vSAN overhead	Five, running the entire data center
Storage	Two more servers acting as dual array controllers, plus media shelves	Runs on the hosts and consumes their CPU and RAM	VergeFS, in the same code base as the hypervisor
Networking	Separate routing, firewall and VPN appliances	NSX, purchased separately	Included in VergeOS
Total servers	Eight, plus the network appliances	Six or more, plus NSX management VMs	Five, about 20% fewer than the six application servers alone

Simpler Operations Follow the Economics

The unification into a single code base also delivers a step-function improvement in infrastructure management. Compute, storage and networking share one interface and one update cycle, which makes day-two operations simpler. IT generalists run the whole environment without separate storage and networking specialists, and a midsize team of three to five gets back the hours it used to spend coordinating separate compute, storage and network products.

Make the Servers You Own Do the Work

Data center inflation changes how a vSAN exit should be evaluated. The hypervisor license is the visible cost. The hidden cost is the CPU and memory consumed by storage and networking layers that each run as separate software on hosts you paid for, at a time when every DIMM costs nearly twice what it did a year ago. Moving to another architecture that splits the work across separate tiers repeats the same waste with a new vendor’s name on it. VergeOS puts compute, storage and networking on five servers, about 20% fewer than the six application servers alone, running at high utilization, and it lets the organization keep the hardware it already owns.

Live Webinar · Thursday, Nov 12 · 1:00 PM ET · TruthInIT

Leaving VMware Means Leaving vSAN: Your VMware Exit Is Really a Storage Decision

Dave Vincent and I will walk through the CPU, memory and server economics of each vSAN exit path, and close with a live look at VergeOS.

Frequently Asked Questions

How much CPU and RAM does vSAN consume?

Broadcom documents a per-host CPU overhead for vSAN and a per-host memory footprint that grows with capacity. Those cores and that memory are unavailable to the applications running on the host, so vSAN clusters need more or larger servers for the same workloads.

Why count storage array controllers as servers?

Modern array controllers are standard x86 servers running the storage vendor’s software. A dual-controller array adds two servers to the data center, plus the shelves that hold the media.

Does VergeOS require NSX or separate network appliances?

VergeOS includes routing, firewall and VPN services in its built-in virtual networking, so the organization retires those appliances and skips the NSX purchase.

Can VergeOS run on the servers our vSAN cluster uses today?

VergeOS supports almost any server built in the last ten years, so hosts coming out of vSAN service can stay in production and the exit plan avoids a hardware purchase.

How much CPU and RAM does vSAN consume?

Why count storage array controllers as servers?

Modern array controllers are standard x86 servers running the storage vendor’s software. A dual-controller array adds two servers to the data center, plus the shelves that hold the media.

Does VergeOS require NSX or separate network appliances?

VergeOS includes routing, firewall and VPN services in its built-in virtual networking, so the organization retires those appliances and skips the NSX purchase.

Can VergeOS run on the servers our vSAN cluster uses today?

VergeOS supports almost any server built in the last ten years, so hosts coming out of vSAN service can stay in production and the exit plan avoids a hardware purchase.

Filed Under: Storage, VMwareExit Tagged With: Deduplication, HCI, VMware, VMware exit, vSAN

November 5, 2026 by George Crump

A practical comparison of vSAN ESA and VergeFS across drive support, deduplication, disaster recovery, storage prerequisites and hardware reuse.

Organizations running vSAN today face a decision. They can pay the VMware price increase to move to VCF 9.x, or they can consider an alternative. Part of that consideration is understanding vSAN ESA and how it compares with what the alternative offers. This article doesn’t compare licensing costs in detail. It’s enough to know that VergeOS licenses per physical server, and that model costs substantially less than VMware’s per-core licensing.

Key Takeaways

vSAN ESA runs on certified NVMe only, with QLC limited to cyber recovery clusters. VergeFS places data on NVMe, SAS and SATA SSDs, QLC SSDs and hard drives.
vSAN ESA deduplicates after the data is written. VergeOS deduplicates inline, across the entire infrastructure.
VergeOS replicates a whole virtual data center, network configuration included, and includes replication in its core license.
VergeOS runs on almost any server built in the last ten years, and Formica plans to keep its European servers in service until 2034.

Which Drive Types Does the Platform Support?

vSAN ESA supports only NVMe SSDs. A year ago that was an acceptable trade, but times have changed. The cost of flash capacity has more than tripled in the last year, with 15.36 TB drives now costing more than $10,000. VCF 9.1 adds QLC support, but restricts it to cyber recovery clusters, so production capacity stays on TLC NVMe. ESA also lacks hard disk drive support, and HDDs now make more sense for workloads that aren’t performance-sensitive, like file servers and lightly used databases. You can buy a 24 TB production-quality hard drive for less than $1,200.

VergeFS requires NVMe drives for metadata, but you can place all other data on drives of almost any type, including SAS and SATA SSDs, QLC SSDs, and hard drives. VergeOS can also live migrate VMs between these tiers. IT can change its data placement strategy in seconds and switch back if performance problems appear. The key is that IT stays in control rather than relying on an auto-tiering algorithm, and auto-tiering caused hybrid storage to fail once before.

When Does Deduplication Happen?

vSAN ESA deduplicates after the write is already committed. Data sits at full size until post-processing reaches it, so you have to purchase the extra capacity up front. ESA deduplication is also a storage feature, and RAM and the network get no benefit. Finally, deduplication isn’t available for clusters smaller than three nodes. Which makes it less than ideal for small remote data centers and edge locations.

VergeIO’s global inline deduplication is integrated into the core of VergeOS. It benefits every aspect of the data center, not just VergeFS. There is also no minimum node count for deduplication to be active.

VergeOS’s global deduplication also supports many-to-one replication, which is common in branch office deployments like Topgolf’s. vSAN ESA can send delta changes to a recovery site, and VMware documents no check for whether that site already holds a data block sent from another location.

Key Terms

vSAN ESA

VMware’s Express Storage Architecture, the current vSAN design, built on a single pool of certified NVMe devices.

VergeFS

The distributed storage service inside VergeOS. It pools drives across servers into tiers that every VM in the environment can use.

Post-process deduplication

Deduplication that runs after data is written, so new data consumes full capacity until the background job reaches it.

Inline deduplication

Deduplication that removes duplicate blocks before they are written to disk.

Virtual data center (VDC)

A VergeOS object that holds a workload’s VMs, data, network configuration and storage policies as one unit that replicates and fails over together.

Advanced Cyber Compliance

The per-VM VMware add-on subscription required for remote vSAN replication. SRM is the other licensed option.

Is Disaster Recovery Included?

VergeOS uses its virtual data center (VDC) technology to simplify disaster recovery. A VDC encapsulates an entire workload: all of its VMs and data, all of its network configuration, and all of its storage settings and policies. The whole VDC replicates and fails over as one unit.

VCF builds protection groups from sets of VMs. It can’t protect tenants and virtual data center objects. Networks must be in place at the recovery site before replication starts, making network configuration protection a separate project. NSX configuration travels to the recovery site by backup, as a separate job in NSX Manager.

Licensing adds to the gap. vSAN ESA needs a per-VM Advanced Cyber Compliance or SRM subscription for remote replication, plus a vSAN ESA target. VergeOS includes replication in its core license at no extra charge.

What Prerequisites Does Storage Depend On?

In a VCF deployment, vSAN ESA requires the VCF management stack to be in place before storage is operational. That stack includes VMs for vCenter, a three-node NSX Manager cluster, SDDC Manager, and VCF Operations. The customer installs and owns them, makes them redundant, and maintains a separate DR strategy.

VergeOS is a single operating system. Everything installs at once, so storage and networking are ready as soon as you install VergeOS. There are no infrastructure VMs. The first VM you create is yours.

Will It Run on Your Hardware?

A customer with hardware three or more years old will more than likely need to replace some, if not all, of their servers to run vSAN ESA. Storage is the biggest issue. ESA rules out SAS and SATA drives entirely, and many servers from that era were built around them. VCF 9 has also put several recent CPU generations, including Intel Cascade Lake, in deprecated mode ahead of removal.

VergeIO has never deprecated hardware. VergeOS supports almost any server built in the last ten years, along with a variety of media types and interfaces. The efficiency of a single-code-base infrastructure OS lets customers run their existing hardware longer, with more VMs per physical host. Our customer Formica said in a recent case study that VergeOS extended the life of its European data center servers to 15 years, keeping them in service until 2034.

vSAN ESA vs. VergeFS at a Glance

	vSAN ESA	VergeOS (VergeFS)
Supported media	Certified NVMe TLC. QLC for cyber recovery clusters only.	NVMe, SAS and SATA SSDs, QLC SSDs and hard drives
Deduplication	Post-process, after the write	Global and inline, before the write
DR unit	Protection groups of VMs	Entire virtual data center
Remote replication	Per-VM Advanced Cyber Compliance or SRM subscription	Included in the core license
Storage prerequisites	VCF management stack in a VCF deployment	None. Storage installs with VergeOS.
Hardware reuse	SAS and SATA drives ruled out	Almost any server from the last ten years

See the Comparison Live

TruthInIT Webinar · Nov 12 · 1:00 PM ET

Leaving VMware Means Leaving vSAN

Your VMware exit is really a storage decision. George Crump and Dave Vincent compare the exit paths open to vSAN customers, with a live look at VergeOS.

Dave Vincent and I will be covering this comparison in more depth, along with the other exit paths open to vSAN customers, in the TruthInIT webinar Leaving VMware Means Leaving vSAN: Your VMware Exit Is Really a Storage Decision. It airs Thursday, November 12, at 1:00 PM ET, and includes a live look at VergeOS.

Frequently Asked Questions

Does vSAN ESA support hard drives?

No. vSAN ESA supports NVMe SSDs only. VCF 9.1 adds QLC SSDs, and Broadcom limits them to cyber recovery clusters.

Can VergeOS run on the servers our vSAN cluster uses today?

VergeOS supports almost any server built in the last ten years and works with NVMe, SAS and SATA SSDs, QLC SSDs and hard drives. Formica repurposed its existing servers and plans to keep them in service until 2034.

When does vSAN ESA deduplicate data?

After the write. ESA deduplication is a post-process job, so new data consumes full capacity until the job reaches it. VergeOS deduplicates inline, before data is written.

Is replication an extra cost with VergeOS?

No. VergeOS includes replication in its core license. vSAN ESA needs a per-VM Advanced Cyber Compliance or SRM subscription for remote replication.

Filed Under: Storage

November 3, 2026 by George Crump

Infrastructure simplicity matters more to the midsize enterprise than to almost any other organization. A typical midsize IT department is three to five stretched-thin IT professionals who enjoy the challenge of managing multiple disciplines, including virtualization, storage, networking, data protection and disaster recovery. A larger enterprise often has at least one specialist for each of those disciplines. The midsize enterprise assigns all of them to the same few people. With Broadcom’s licensing changes forcing a platform decision, simplicity belongs near the top of the VMware alternative evaluation, right next to cost.

Key Takeaways

Midsize IT runs five infrastructure disciplines with three to five generalists, on hardware and software designed for teams of specialists.
Legacy three-tier and HCI both hide separate components behind a GUI, so Day 2 operations and automation stay complex.
VergeOS unifies virtualization, storage, networking, data protection and DR in one code base, and customers credit it with easier management, time back and simpler automation.

Built for Specialists, Run by Generalists

A larger enterprise staffs each island with a specialist. A midsize team of three hops between all five, and one alert puts the day on hold.

The problem is that the hardware and software in most data centers was designed for a team of specialists, and the midsize team is a team of generalists. Storage is separate from the hypervisor, which is separate from networking. Data protection and DR sit off on an island of infrastructure by themselves. The midsize IT team hops between these islands many times a day, and every hop means another console, another vocabulary and another vendor’s idea of how a task should work.

Matt Collier, Technology Architect at Formica, described the generalist reality in a single sentence:

“Formica cannot assign one person to the hypervisor and another to SQL. The team moves between systems and needs the environment to hold itself together.”

The cost shows up when something breaks. As we wrote in our last post, The Midsize Enterprise Needs Greater Resiliency, a failure in the resilience configuration creates data vulnerability for the organization, and the stack of tasks planned for that day goes on hold until the fire is out. On a team of three, the person who knows the storage console best is also the person on vacation the week a controller fails. Complexity makes the fire harder to find and slower to put out.

Key Terms

Infrastructure Operating System

A single piece of software that runs virtualization, storage, networking and data protection from one code base, one interface and one upgrade. VergeOS is an infrastructure operating system.

Day 2 Operations

The ongoing work of running infrastructure after installation, including patching, upgrades, failure recovery, capacity changes and automation.

Three-Tier Architecture

A data center design with separate servers, a separate storage array and a separate network, each managed with its own tools.

Hyperconverged Infrastructure (HCI)

An architecture that runs compute and storage software on the same servers, usually as separate components managed behind a common console.

The Stack Is the Problem

Legacy three-tier architecture uses separate storage hardware, dedicated hosts for virtualization and appliances that each perform a single task on the network. Hyperconverged infrastructure (HCI) converges those hardware components into software running on the same servers. Neither approach simplifies Day 2 operations. Both try to hide complexity behind a GUI, a gap that has been characterized as why HCI fell short for midsize IT.

In both cases Day 1 is complex. IT has to install and configure at least three separate components for virtualization, storage and networking, and five if you count data protection and DR, which you should. The hidden silos then make Day 2 operations complex. Each component has its own way of interacting with it once you leave the main GUI, and each has its own API. Automation is the key to midsize IT sanity, and learning to automate across several APIs, object models and upgrade schedules is very difficult for a team that has no time to spare. The scripts also break each time one of those components changes underneath them.

One Infrastructure Operating System

VergeOS runs every service from one code base on the servers you already own, with one interface, one API and one upgrade.

At VergeIO, we made a specific architecture decision over 12 years ago to solve this problem. Instead of assembling a hypervisor, a storage product and a network product behind a management console, we unified virtualization, storage, networking, data protection and DR into an infrastructure operating system with a single code base. Those services share the same code, the same interface and the same upgrade.

That decision is what lets you run VergeOS on the servers you already own, mix vendors and CPU generations, and extend the service life of that hardware by years, which is one of the most direct ways a midsize team fights data center inflation. It makes the platform extensible, so it is ready to support AI workloads when your organization decides to bring AI in-house to reduce token costs and improve data sovereignty. Most importantly, it greatly simplifies infrastructure management and Day 2 operations. A VM, its network, its storage policy and its snapshot schedule live in the same interface, and the platform upgrades as one piece of software.

With the VergeOS integrated approach, things are more seamless. Our customers constantly praise its ease of use. They tell us they get more done and spend less time waiting for the interface to catch up with them. They also praise how easy it is to automate. One API and the vrg CLI cover the entire platform, so customers script repetitive tasks down to the click of a button.

Live Webinar · November 4, 2026

VMware Alternatives for Mid-Market IT: Who Solves Day 2?

Aaron Richman and Dave Vincent of VergeIO compare Nutanix, Hyper-V, Proxmox, Red Hat OpenShift Virtualization, Scale Computing and HPE VM Essentials on the Day 2 problems a team of three to five faces once licensing costs come down, then demo VergeOS live.

What Customers Say About Infrastructure Simplicity

Simplicity is easy to claim but hard to measure. Here are quotes from our customers to give you a positive set of proof points, starting with the teams closest to the midsize profile.

Easier to Learn and Manage

“VMware is so complex, you must be certified to have a chance of operating it. VergeOS, by comparison, is so easy to use you can figure out most tasks by clicking around in the GUI or going through the self-paced training on the VergeIO website. It is just one package instead of a never-ending list of add-ons.”
Mitch Matula, IT Manager, SkiBig3

“As a sysadmin, it needs to be easy and painless, and by and large it is. You’ve really got that right with the system.”
Matt Collier, Technology Architect, Formica

“We haven’t looked back since moving to VergeOS. Our environment is more stable, easier to manage, and far more resilient than what we had before.”
Matt Gilbert, Middle Township School District (ACSG, a SilverSky company)

“Moving to VergeOS simplified everything. Consolidating our environment gave us better performance and far fewer support issues.”
Steve Minchak, Hammonton Public Schools (ACSG, a SilverSky company)

“VergeIO is where simplicity and efficiency meet.”
Tom Rasmussen, IT Manager and one-person IT team, InterBel Telephone

Time Back for the Team

“VergeIO is so good at handling things behind the scenes that we can concentrate on improving and developing new solutions for our District.”
Tim Johnson, Senior Systems Administrator, Lancaster Central School District

“I can go days without having to look at the Verge cluster.”
Matt Collier, Technology Architect, Formica

“One of the things that shocked us was how responsive the interface was even in a large environment with dozens of virtual machines. Screen refreshes that can take minutes in our legacy hypervisor happen instantly in VergeOS.”
Chris Beard, Chief Operating Officer, CenterGrid

“We used to bounce between dozens of vCenter consoles. Now everything is centralized. It’s tenant-aware, API-driven, and fully auditable.”
Jason Sova, Architect for Enterprise Infrastructure, Topgolf

Automation That Works

“We spent 8 months trying to automate this on VxRail, and it failed to work reliably. With VergeOS, it took less than a month, and now it just works.”
Jason Sova, Architect for Enterprise Infrastructure, Topgolf

“Press a button, download, apply update, hands off the steering wheel.”
Andy Hawes, Service Delivery Manager for Europe, Formica

“Verge’s tenanting system is elegant, brilliant, even… Every customer now has the ability to service their own VMs, driving down our management costs.”
James Marsack, Senior Network Engineer, St. Clair County RESA

The Numbers Behind the Quotes

Several of these customers also measured the change. The figures below come from their published case studies.

Customer	Task	Before VergeOS	With VergeOS
Topgolf	Fleet-wide platform upgrade	Two to three months	Three weeks
Topgolf	Power-loss handling per venue	30 to 45 minutes of manual work	Automated shutdown in under 15 minutes
Alinsco Insurance	Platform upgrade	Scheduled pre-flight meetings and constant monitoring	Half a day with minimal intervention
InterBel Telephone	Adding a node to the cluster	Time-consuming configuration	Fifteen minutes
St. Clair County RESA	Initial deployment	Not reported	Operational within 20 minutes

Simplicity Is a Day 2 Problem

Almost any VMware alternative swaps the hypervisor and cuts the licensing bill. Stopping there is the hypervisor swap trap. The midsize team keeps the separate storage, networking and protection products, along with their consoles, APIs and upgrade cycles, and two years later it is back where it started. Each of the Day 2 advantages our customers describe traces back to the design decision VergeIO made at the start, building VergeOS as an infrastructure operating system with a single code base. The result is Day 2 operational simplicity and efficiency that lets a team of three to five run the entire platform and get back to the work it planned.

Aaron Richman and Dave Vincent of VergeIO compare the leading VMware alternatives on these Day 2 problems in the live webinar VMware Alternatives for Mid-Market IT: Who Solves Day 2? on Wednesday, November 4, 2026. Register for the webinar here.

Frequently Asked Questions

Why does infrastructure simplicity matter more to midsize IT?

A midsize team of three to five generalists runs every infrastructure discipline itself. Each separate product adds a console, an API and an upgrade cycle that the same few people have to learn and maintain.

Doesn’t HCI already simplify infrastructure?

HCI moves storage into software on the servers, but the hypervisor, storage, networking and data protection usually remain separate components with their own interfaces and APIs. The GUI hides those silos on Day 1, and they reappear on Day 2.

How does VergeOS make automation easier?

VergeOS runs every infrastructure service from one code base, so one API and the vrg CLI cover the entire platform. Customers such as Topgolf and CenterGrid automate tasks that were unreliable or impractical on their previous platforms.

Can VergeOS run on the servers we already own?

Yes. VergeOS runs on bare metal on existing servers, mixes vendors and CPU generations in the same instance, and extends the service life of that hardware.

Why does infrastructure simplicity matter more to midsize IT?

Doesn’t HCI already simplify infrastructure?

How does VergeOS make automation easier?

Can VergeOS run on the servers we already own?

Yes. VergeOS runs on bare metal on existing servers, mixes vendors and CPU generations in the same instance, and extends the service life of that hardware.

Filed Under: VMwareExit

October 28, 2026 by George Crump

Infrastructure vendors point to their resiliency features as proof that their platforms are enterprise-class. Midsize enterprise organizations need resiliency as much as large enterprises do, and in practice, they need it more. A small IT team already has a full plate. An outage, or even a potential outage, immediately becomes the top priority, and the team’s planned work for the day gets delayed or canceled. Those delays ripple outward, disrupting the organization in other ways. With Broadcom’s licensing changes forcing a platform decision, resiliency for the midsize enterprise needs to be a critical part of the VMware alternative evaluation.

Key Takeaways

A small IT team pays for every hardware failure twice, once in the outage and again in the planned work it pushes out.
Backups protect data, but the infrastructure itself has to absorb drive and server failures without pulling the team off its schedule.
VergeOS combines automatic redundancy, ioGuardian, independent immutable snapshots, and Virtual Data Centers so failures and Patch Tuesday stop derailing the week.

Backups Alone Won’t Keep the Day on Track

A restore pulls the team off its planned work while data copies back across the network.

Midsize IT teams are constantly told to have good backups, and backups are important. Backups alone won’t help these teams handle a hardware failure without disrupting their day and triggering a chain reaction that pushes tasks weeks or months into the future. A restore requires the team to stop what it is doing, identify what needs restoring, find that data, and then monitor it as it moves across the network from the backup storage device to the destination host.

The midsize IT team needs an infrastructure platform that responds to hardware failures as they happen. The backup then becomes the last line of defense, not the first response to every failed drive. Resiliency is a Day 2 operations problem, and the platform should carry that load, not the three people running it.

Key Terms

N+1 Redundancy

The VergeOS default, which stores two copies of every block on different servers so the instance survives a single drive or server failure.

N+2 Redundancy

A VergeOS option that stores three copies of every block and survives two simultaneous server or drive failures.

ioGuardian

A separate VergeOS server that holds a copy of the instance’s data and delivers missing blocks inline to running VMs when failures exceed the instance’s redundancy.

Immutable Snapshot

A locked VergeOS system snapshot that no one, including administrators, can delete until a delayed unlock completes.

Virtual Data Center (VDC)

A self-contained environment of VMs, networks and storage that VergeOS snapshots, copies and moves as a single unit.

How VergeOS Delivers Midsize Resiliency

When a drive fails, VMs keep running on the redundant copy while VergeOS rebuilds redundancy in the background.

Each of these Day 2 advantages traces back to a design decision VergeIO made at the start. Instead of assembling a hypervisor, a storage product and a network product behind a management console, VergeIO built VergeOS as an infrastructure operating system with a single code base. Virtualization, storage, networking and data protection share the same code, the same interface and the same upgrade, which is why a failure, a recovery or a patch test is one workflow instead of a hand-off between products.

When a Drive Fails

By default, VergeOS stores every block of data twice on different servers. VergeIO calls this redundancy level N+1. When a drive fails, the VergeOS storage layer detects it and redirects reads and writes to the surviving copy, so VMs keep running with no downtime. A rebuild starts immediately in the background, copying the affected blocks to healthy drives on other servers until full redundancy returns. The team replaces the drive on the schedule, not the moment the alert arrives. No one opens a separate storage console to start the rebuild or calls a second vendor to diagnose it.

When a Server Fails

A server failure follows the same pattern. Every block that server held also exists on another server in the instance, so no data is lost. VergeOS automatically restarts the VMs that were running on the failed server on the surviving servers, and the rebuild restores full redundancy in the background. Users see a brief interruption as those VMs restart, and the IT team diagnoses the failed hardware on its own timeline. The same interface the team uses to create VMs shows the failed server, the restarted workloads and the rebuild status.

When Multiple Drives or Servers Fail

Midsize IT teams that want protection beyond a single failure have two options. The first is N+2, which keeps three copies of every block and survives two simultaneous server failures, drive failures on two servers, or a combination of both. The second is ioGuardian, a separate server outside the VergeOS instance that holds its own copy of the data. When failures exceed the instance’s redundancy, ioGuardian steps in line and delivers the missing blocks to the running VMs as they request them. Workloads keep running, and the team avoids rolling back to a snapshot or restoring from backup mid-day.

Live Webinar · November 4, 2026

VMware Alternatives for Mid-Market IT: Who Solves Day 2?

Snapshots Built for Recovery

Thousands of snapshots, immutable locks against ransomware, and file restores into a running VM.

Snapshots are the second layer of VergeOS resiliency, and they work differently from the snapshots most IT teams have learned to distrust. Legacy snapshot designs have long been described as a weak foundation for data protection. Each VergeOS snapshot is an independent, full point-in-time copy of the data. Global inline deduplication means the snapshot references blocks already stored instead of copying them, so it uses almost no extra capacity and doesn’t rely on a chain of deltas that must be consolidated later.

That design lets IT keep thousands of snapshots with almost no impact on VM performance, so the team can schedule them frequently and always have a recent recovery point. System snapshots can also be locked as immutable. Once locked, no one can delete them, including administrators and VergeIO support, protecting recovery points from ransomware and compromised admin accounts. Unlocking starts a waiting period of up to seven days, giving IT time to notice and stop an attack. Snapshot schedules and locks live in the same interface as the VMs, so protection is part of running the platform instead of another product to license, patch and monitor.

Recovering a single file doesn’t require a full restore either. IT clones the drive from a snapshot, hot-plugs it into the running VM, copies the file back, and removes the drive. The VM stays online the entire time, and the user who lost the file has it back in minutes.

Another Interruption: Patch Tuesday

Patch a copy of the Virtual Data Center, test it, then promote it to production.

Patch Tuesday is the other recurring interruption on a small team’s calendar. Every month the team weighs the risk of applying patches that break an application against the risk of leaving systems unpatched for ransomware to exploit, and the safe path usually means late nights and weekend maintenance windows.

VergeOS packages an application environment, including its VMs, networks, and storage, as a Virtual Data Center (VDC). Before applying patches, IT snapshots the VDC and creates a copy of it from that snapshot. The team applies the patches to the copy and tests the application there, with production untouched. If the patches work, IT promotes the patched VDC to production, and the old production VDC stays in place just in case. If the patches fail, IT discards the copy, and production never knew the test happened. Patch testing moves from a weekend maintenance window to a weekday task.

Resiliency Is a Day 2 Problem

Separate products each bring a console and an upgrade cycle. VergeOS runs them as one code base.

Almost any VMware alternative replaces the hypervisor and cuts the licensing bill. Stopping there is the hypervisor swap trap, and resiliency is one of the places it shows up first. A platform that hands drive failures, server failures and patch testing back to a team of three to five turns every incident into a lost day. VergeOS absorbs those events inside one code base. That is the payoff of the work VergeIO put into building an infrastructure operating system instead of integrating separate products, and it keeps the midsize IT team on the work it planned.

Frequently Asked Questions

Do VMs go down when a drive fails in VergeOS?

No. VergeOS redirects reads and writes to the redundant copy of the data, keeps the VMs running, and rebuilds redundancy in the background.

What happens to VMs when a VergeOS server fails?

VergeOS automatically restarts them on the surviving servers in the instance. The data they need already exists on those servers.

Do VergeOS snapshots slow down VMs or fill up storage?

No. Snapshots reference deduplicated blocks already on disk, so IT keeps thousands of them with almost no performance impact and very little added capacity.

How does VergeOS make patch testing safer?

IT snapshots the Virtual Data Center, patches and tests a copy, then promotes the copy to production once the application checks out, keeping the original as a fallback.

Filed Under: VMwareExit

October 26, 2026 by George Crump

Edge disaster recovery means stores, venues and restaurants stay open through a failed drive, a ransomware attack or the loss of the local server. VergeOS 26.2 handles all of them.

Edge disaster recovery becomes urgent when the remote location serves customers directly. Entertainment venues, restaurants, retail stores, and customer service centers all share the same goal. Nobody standing at the counter should hear, “I’m sorry, our system is down,” or “the internet is out.” That sentence frustrates the customer and makes your brand look bad. VergeIO customers like Topgolf and Saratoga Casino run exactly these kinds of locations. In our on-demand webinar, VergeOS 26.2: Finish the VMware Exit, Dave Vincent showed how VergeOS keeps them serving customers through two very different kinds of failure: problems inside the site, and the loss of the site itself.

Key Takeaways

VergeOS runs a remote site on as few as one server, new in VergeOS 26.2, or on a small two-node HA cluster, with data protection built in so no local IT staff is required.
Drive failures, deleted files, corruption, and ransomware recover locally from VergeOS snapshots, and ioGuardian pulls missing blocks from the core when failures exceed the protection level.
Each site runs as a Virtual Data Center that replicates to the core on your schedule, so the core can run the entire site if the local servers go offline.

Edge Disaster Recovery Starts With Running Local

The main reason to keep servers at a remote location is to serve customers and keep operations running when the site is disconnected. If you are at Topgolf having fun, you want the fun to keep going when the internet connection drops. The problem with running local is that you probably can’t afford IT staff at each location. That means the infrastructure must be managed remotely, rely on automation, and provide local data protection and resiliency.

VergeOS meets this demand by running on as few as one server at a remote site, new in our 26.2 release. For local high availability, a small two-node HA cluster does the job. With no IT staff on site, these systems are exposed directly to the people using them, so VergeOS builds data protection and resiliency into the platform to guard against drive failures and accidental data deletion.

Drive Failures

When a drive fails, VergeOS redirects reads and writes to the surviving redundant drives and the site keeps running. If the number of failed drives exceeds your protection level, for example two drives failing, VergeOS uses ioGuardian to transfer the needed blocks from the core data center to the venue or store. The only expense is the latency of moving those blocks across the wire. Customers keep checking out, and IT replaces the drives on its own schedule.

Deleted Files, Corruption and Ransomware

If a user deletes a file or an application suffers corruption, VergeOS snapshots let you restore an individual file by mounting a snapshot as a drive to a virtual machine. Severe corruption or a ransomware attack calls for a bigger response, since ransomware is an infrastructure problem that reaches the VMs, the network and the configuration along with the data. VergeOS system snapshots restore the entire site locally, at local speed, without waiting on WAN bandwidth.

Follow our best practice: put each remote location in its own Virtual Data Center, and keep an attack contained to that site. Ransomware can’t creep up the wire into the core data center or spread to other remote sites.

Edge Disaster Recovery When the Whole Site Goes Down

The second edge disaster recovery situation is the loss of the entire site. Single-server sites are especially vulnerable because there is nothing left to fail over to. The risk is a location that is technically open for business. Customers walk in the door, and the kitchen is open, but without the servers, nothing can be transacted.

VergeOS addresses this by establishing each remote location as a Virtual Data Center (VDC). A VDC encapsulates the entire remote data center into a single object, and VergeOS replicates that object to the core data center on a schedule you set. Each replication captures the site’s complete state, including data, network configuration, VM configurations, and storage settings, all consistent and in sync. The core holds everything it needs to run the remote site. VergeOS abstracts the hardware, so that VDC runs at the core even when the core uses different server, storage, and network hardware than the store.

Failure	VergeOS Response	Where Recovery Runs
One drive fails	Reads and writes move to surviving drives	Local
Failures exceed protection level	ioGuardian supplies missing blocks from the core	Local, with blocks from the core
User deletes a file	Snapshot mounted as a drive to a VM	Local
Corruption or ransomware	System snapshot restores the whole site	Local
Site servers go offline	Replicated VDC runs the site, BGP redirects traffic	Core

See the Failover in the On-Demand Webinar

In the webinar, Dave used VergeOS’s built-in BGP routing to show the core copy of a remote location picking up the moment the remote servers went offline. The store keeps serving customers from the core, and IT can fix or replace the local hardware on its own schedule. Watch the on-demand webinar for the full session, or go straight to the Edge Site Recovery Demo. The VergeOS 26.2 datasheet covers single-server sites and the rest of the release. If you want to map this to your own locations, book a technical whiteboard session with our team.

On-Demand Webinar

VergeOS 26.2: Finish the VMware Exit

Aaron Richman and Dave Vincent demonstrate faster migration, Failover Clustering on VergeFS, and edge site recovery with BGP.

Watch Now

Key Terms

Edge Disaster Recovery

Protecting and restoring remote locations such as stores, venues and branch offices, where local IT staff is rare and downtime faces the customer.

Virtual Data Center (VDC)

A VergeOS object that holds an entire data center, including VMs, networking and storage settings, so it can be isolated, snapshotted and replicated as one unit.

ioGuardian

A VergeOS capability that repairs missing or corrupted blocks by retrieving them from a synchronized remote system, such as the core data center.

System Snapshot

A point-in-time copy of the complete VergeOS environment, used to roll back a whole site after corruption or a ransomware attack.

Frequently Asked Questions

Can VergeOS run a remote site on a single server?

Yes. VergeOS 26.2 adds support for single-server sites. Locations that want local high availability can run a two-node HA cluster instead.

What happens if two drives fail in a single-server site?

VergeOS uses ioGuardian to pull the blocks it needs from the core data center. The site keeps running, and the only cost is the latency of moving those blocks.

Does ransomware at one store reach the core data center?

With each remote location in its own Virtual Data Center, the attack stays isolated to that site. You restore the site locally from a VergeOS system snapshot.

What does the core need to run a failed remote site?

The core needs the replicated VDC, which holds the site’s data, network configuration, VM configurations and storage settings. The core hardware can differ from the hardware at the site.

Next Steps

The full webinar, the edge recovery demo and the datasheet are one click away.

On-Demand Webinar

Finish the VMware Exit

Aaron Richman and Dave Vincent demonstrate VergeOS 26.2, including edge site recovery.

Video Demo

Edge Site Recovery

Watch a remote site pick up at the core when its local servers go offline.

Datasheet

VergeOS 26.2

Faster VMware migration, Failover Clustering on VergeFS and single-server distributed data centers.

Filed Under: Edge Computing Tagged With: Disaster Recovery, Edge, ioGuardian, ransomware, ROBO, snapshots, VergeOS 26.2, virtual data center

October 22, 2026 by George Crump

In this edge site recovery demo, a retail store runs on a single VergeOS 26.2 server, is protected by site sync, and is recovered at the main data center.

Single-server distributed data centers in VergeOS 26.2 · Narrated demo, 3:26

Why Single-Server Sites Matter

Retail stores, branch offices and plant floors are often too small to justify a full cluster, so they stay on VMware long after the main data center moves. VergeOS 26.2 lets a remote site run on one server with two network connections and no core network.

Every site runs the same VergeOS as the main data center and takes the same upgrade, and the main data center and every site come together in one management interface. Site sync replicates the store back to the core, where it can come up in a virtual data center if the site is lost.

The demo follows one store from normal operation, through protection with site sync, to recovery at the main site. The store’s application comes back up in a virtual data center at the core, ready to serve orders while the site is repaired or replaced. Because the store runs the same VergeOS as the core, recovery needs no second platform to learn or maintain.

What to Watch in the Edge Site Recovery Demo

A retail store on one server. The store runs its applications on a single VergeOS 26.2 node.
Protected by site sync. The store replicates back to the main data center.
Recovered at the main site. The store comes back up in a virtual data center at the core.

See the full story. This demo is part of the VergeOS 26.2 presentation: Complete the VMware Exit with VergeOS 26.2.

Every VergeOS 26.2 asset is in one place at verge.io/vergeos26. To plan your own move, request a VergeOS demo or schedule a technical whiteboard session.

Filed Under: Videos

George Crump

Where Consolidation Stopped

Counting the Servers in a Midsize Enterprise

How VergeOS Changes the Math

Server Count and vSAN Overhead at a Glance

Simpler Operations Follow the Economics

Make the Servers You Own Do the Work

Which Drive Types Does the Platform Support?

When Does Deduplication Happen?

Is Disaster Recovery Included?

What Prerequisites Does Storage Depend On?

Will It Run on Your Hardware?

vSAN ESA vs. VergeFS at a Glance

See the Comparison Live

Built for Specialists, Run by Generalists

The Stack Is the Problem

One Infrastructure Operating System

What Customers Say About Infrastructure Simplicity

Easier to Learn and Manage

Time Back for the Team

Automation That Works

The Numbers Behind the Quotes

Simplicity Is a Day 2 Problem

Backups Alone Won’t Keep the Day on Track

How VergeOS Delivers Midsize Resiliency

When a Drive Fails

When a Server Fails

When Multiple Drives or Servers Fail

Snapshots Built for Recovery

Another Interruption: Patch Tuesday

Resiliency Is a Day 2 Problem

Edge Disaster Recovery Starts With Running Local

Drive Failures

Deleted Files, Corruption and Ransomware

Edge Disaster Recovery When the Whole Site Goes Down

See the Failover in the On-Demand Webinar

Next Steps

Why Single-Server Sites Matter

What to Watch in the Edge Site Recovery Demo

Get Started

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