Explanation

Feature Virtual SAN Free Virtual SAN for Hyper-V VSAN for VSphere VTL NFR
# of nodes 3 1 and more 1 and more 1 2
Synchronous replication 2-way and 3-way synchronous replicas 2-way and 3-way synchronous replicas 2-way and 3-way synchronous replicas No 2-way synchronous replica
Asynchronous replication Yes Option for 1+1, 2+1, 3+1 scenarios No No Yes
Storage capacity for single-node devices Unlimited Unlimited Unlimited Unlimited Unlimited
Storage capacity for replicated devices Unlimited By license Unlimited N/A Unlimited
Flat, LSFS, RAM Disk, Virtual CD/DVD Yes Yes Yes, except LSFS N/A Yes
VTL Yes No No Yes No
Cloud Replication for VTL Yes No No Yes No
Tape redirector Yes Yes No Yes Yes
Disk Bridge Yes Yes No Yes Yes
Cache size Unlimited Unlimited Unlimited Unlimited Unlimited
Other limitations GUI Management is not available.
GUI Monitoring is available without time limitation.
No limitations. All servers in StarWind cluster must have the same license All servers in StarWind cluster must have the same license.
HA devices accept sessions only from VMware ISCSI initiators.
No limitations No limitations. All servers in StarWind cluster must have the same license

Important notes

1. There are no restrictions in StarWind License Agreement regarding the use of free licenses in production scenarios.

2. After installing StarWind Virtual SAN Free  and creating HA devices, you can connect and use them in any environment like Microsoft Windows, VMWare ESXi or Citrix XenServer or all of these together at the same time.

Request a Product Feature

To request a new product feature or to provide feedback on a StarWind product, please email to our support at support@starwind.com and put “Request a Product Feature” as the subject.

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