VMware vSphere® Fault Tolerance (FT) provides continuous availability to virtual machines, eliminating downtime and disruption—even in the event of a complete host failure.
Fault Tolerance Requirements, Limits, and Licensing
Before using vSphere Fault Tolerance (FT), consider the high-level requirements, limits, and licensing that apply to this feature.
What is VMware Fault Tolerance - Mastering VMware
Jan 7, 2019 · Fault Tolerance or we can say FT provides continuous availability for your mission critical virtual machines. So by using FT you can ensure your virtual machine will have …
Use VMware Fault Tolerance on vSphere8 - @vmanalyst
Jan 12, 2025 · In this blog, we will be talking about VMware Fault Tolerance (FT) — a feature in vSphere that ensures your virtual machines (VMs) keep running even if their host fails. FT …
vSphere Fault Tolerance (FT) explained | VMware ESXi#
vSphere Fault Tolerance (FT) provides a higher level of business continuity than vSphere HA. It works by creating a duplicate (secondary) copy of the virtual machine on a different host and …
What is VMware Fault Tolerance and when should I use it?
Aug 30, 2025 · Learn what VMware Fault Tolerance is, how it provides zero downtime protection for critical VMs, and discover when to use FT vs traditional HA solutions.
How to Use VMware Fault Tolerance – Support Guides
The Fault Tolerance (FT) functionality of VMware’s vSphere allows you to protect a virtual machine from hardware failures by cloning the VM on two separate hosts.
FAQ: VMware Fault Tolerance - myBroadcom
Oct 29, 2024 · When Fault Tolerance is configured for a virtual machine, vCenter Server need not be online for FT to work. Even if vCenter Server is offline, failover still occurs from the Primary …
What is VMware Fault Tolerance and How to Use It?
Jul 1, 2025 · What is VMware Fault Tolerance and How to Use It? Virtual machines need high uptime. VMware Fault Tolerance offers zero downtime by running a secondary VM in lockstep. …
VMware FT vs VMware HA: what the difference? | DiskInternals
Nov 7, 2024 · What is the difference between VMware FT and VMware HA? Find the answer here. This article has the best comparison between VMware HA and FT.