Virtual Machine Manager Pro

Virtual Machine Manager Pro

Synology Virtual Machine Manager Pro license allows you to fully utilize VMM’s cluster infrastructure. It enables migration and flexible scalability for load balancing and resource allocation. VMM is licensed by cluster size and offers various options to satisfy a variety of needs.

Licensing Plan

Virtual Machine Manager Pro licenses come as 3-Node and 7-Node packs and are valid for one year or three years. Each VMM cluster can consist of at most seven Synology NAS. Licenses cannot be refunded once activated.

  • Before purchasing licenses, please ensure that your Synology NAS supports VMM.
  • Each license can only be used for one Synology VMM cluster at a time.
  • Purchased licenses can be migrated.
  • License periods cannot be extended by activating multiple licenses at once.

Features Comparison

Synology VMM Synology VMM Pro
Supported Operating System Windows, Linux, and Virtual DSM
Cluster Management
QoS Settings
CPU Overcommit Physical CPU threads x2 Physical CPU threads x4
Max Virtual Switches 4 4096
Max Snapshots per VM 32 255
VM Share Links per Host 1 16
Remote Replication Plan
Remote Storage Migration
Run VM on Remote Host
High Availability
Live Migration

Free Trial

Every Synology product that supports VMM is eligible for a one-time 30-day free trial for the VMM Pro features. You can activate the trial in Virtual Machine Manager > License.

Activation and Mapping

In Virtual Machine Manager, go to License > Virtual Machine Manager and click Add. Your Synology NAS must be connected to the Internet when you add the license.

Sizing Recommendations

Model Max System Memory Installed Recommended Maximum Instances
FS6400 512 GB (32 GB x 16) 32
FS3600 128 GB (32 GB x 4) 24
FS3400 128 GB (32 GB x 4) 16
FS1018 32 GB (16 GB x 2) 4
SA3600 128 GB (32 GB x 4) 24
SA3400 128 GB (32 GB x 4) 16
SA3200D 64 GB (16 GB x 4) 8
RS4017xs+ 64 GB (16 GB x 4) 16
RS3617xs+ 64 GB (16 GB x 4) 12
RS1619xs+ 64 GB (16 GB x 4) 8
RS3617RPxs 64 GB (16 GB x 4) 8
RS3618xs 64 GB (16 GB x 4) 8
RS2818RP+ 64 GB (16 GB x 4) 4
RS2418+/RS2418RP+ 64 GB (16 GB x 4) 4
RS1219+ 16 GB (8 GB x 2) 4
RS820+/RS820RP+ 18 GB (2GB + 16 GB) 4
RC18015xs+ 32 GB (8 GB x 4) 8
DS3617xs 48 GB (16 GB + 16 GB x 2) 8
DS3018xs 32 GB (16 GB x 2) 4
DS2419+ 32 GB (16 GB x 2) 4
DS1819+ 32 GB (16 GB x 2) 4
DS1618+ 32 GB (16 GB x 2) 4
DS1019+ 8 GB (4 GB x 2) 4
DS920+ 8 GB (4 GB + 4 GB) 4
DS918+ 8 GB (4 GB x 2) 4
DS720+ 6 GB (2 GB + 4 GB) 2
DS718+ 6 GB (2 GB + 4 GB) 2
DS420+ 6 GB (2 GB + 4 GB) 2
DS218+ 6 GB (2 GB + 4 GB) 2
DS620slim 6 GB (2 GB + 4 GB) 2

The specifications vary depending on system configuration and memory size and are for reference only.

Applied Models

See the full list of applied models here.