Applied models
![Cost reduction](img/dsm/high_availability/cost_icon.png)
Cost reduction
Mitigate the impact of unexpected server malfunctions.
![Service reliability](img/dsm/high_availability/service_icon.png)
Service reliability
Keep your data and services available and online.
The risks of downtime
$140,000+
average cost per hour caused by IT downtime1
94%
of companies do not survive after suffering catastrophic data loss2
40%
of data loss incidents are caused by hardware failures3
Keep critical workloads running
Ensure the continued operation of virtualization environments, setups running large numbers of concurrent applications, and resource-intensive deployments supporting critical services.
For virtualization
Increase the availability of virtual machines stored on Synology NAS and accessed through iSCSI or NFS.
![For virtualization](img/dsm/high_availability/virtualization.png)
For highly available services
Minimize downtime caused by software updates, hardware upgrades, and system failures on Synology packages and built-in services.
![For highly available services](img/dsm/high_availability/sha.gif)
Set up for stability
Intuitive features help you further enhance the efficacy of your high-availability clusters.
Simple management
Rely on Synology High Availability's unified interface to set up, manage, and monitor your high-availability clusters with ease.
Quorum server
Help prevent split-brain situations by connecting a quorum node to ensure data consistency.
Synology High Availability in action
Learn more
Notes:
Lerner, Andrew. “The Cost of Downtime.” Gartner, blogs.gartner.com/andrew-lerner/2014/07/16/the-cost-of-downtime/.
Wiggins, Dave. “Prevent Catastrophic Data Loss from Destroying Your Documents.” DocuVantage, info.docuvantage.com/blog/prevent-catastrophic-data-loss-from-destroying-your-documents.
Smith, David M. “The Cost of Lost Data.” Graziadio School of Business and Management | Pepperdine University, gbr.pepperdine.edu/2010/08/the-cost-of-lost-data/.