Feature Specifications
Community
Basic
Express
Standard
Enterprise
Cluster specification and services
Maximum number of hosts
3
5
16
16
255
Maximum bare capacity of cluster
120 TiB
400 TiB
1280 TiB
1280 TiB
6 PiB
Maximum available capacity of cluster
60 TiB
(2 replicas)
40 TiB
(3 replicas)
200 TiB
(2 replicas)
133 TiB
(3 replicas)
640 TiB
(2 replicas)
427 TiB
(3 replicas)
640 TiB
(2 replicas)
427 TiB
(3 replicas)
2 PiB
Commercial support
✓
✓
✓
✓
Block storage services
Heterogeneous cluster
✓
✓
✓
✓
✓
Cluster online extend/shrink
✓
✓
✓
✓
✓
Generic block storage services
✓
✓
✓
✓
✓
Storage auto-tiering
✓
✓
✓
✓
✓
Volume pinning
✓
✓
✓
✓
All-flash storage
✓
✓
✓
Storage policy (per datastore/volume)
✓
✓
✓
✓
✓
Topology-aware data allocation
✓
✓
✓
✓
✓
VM-location-aware data migration
✓
✓
✓
✓
✓
Silent data corruption detection (block checksum)
✓
✓
✓
✓
✓
Thin provisioning
✓
✓
✓
✓
✓
Space reclamation of thin provisioned volumes
✓
✓
✓
✓
Concurrent access of shared volume
✓
✓
✓
✓
✓
Storage volume QoS settings
✓
✓
✓
✓
✓
Tunable replication factor
2, 3
2, 3
2, 3
2, 3
2, 3
Increase number of replicas
✓
✓
✓
✓
SCVM I/O redirection1
✓
✓
Adjustable rate of data recovery and migration2
✓
✓
✓
✓
✓
Use RDMA protocol for inter-node data transmission
✓
✓
✓
✓
Virtualization platforms
ELF (Built-in virtualization platform)
✓
✓
✓
✓
✓
VMware ESXi™
✓
✓
Citrix® XenServer®
✓
✓
Built-in VM services
Boost mode
✓
✓
✓
✓
VM lifecycle management
✓
✓
✓
✓
✓
VM autostart with host
✓
✓
✓
✓
VM online setting
✓
✓
✓
✓
✓
VNC console
✓
✓
✓
✓
✓
VM HA
✓
✓
✓
✓
✓
VM hot migration
✓
✓
✓
✓
✓
VM cold migration
✓
✓
✓
✓
✓
VM staged migration
✓
✓
✓
✓
✓
VM import and export
✓
✓
✓
✓
VM CPU compatibility
✓
✓
✓
✓
✓
VM CPU exclusive
✓
✓
✓
✓
VM Guest OS disk usage
✓
✓
✓
✓
VM uptime
✓
✓
✓
✓
VM group
✓
✓
✓
✓
✓
VM template
✓
✓
✓
✓
✓
VM template import and export
✓
✓
✓
✓
VM instant snapshot
✓
✓
✓
✓
✓
VM instant/full clone
✓
✓
✓
✓
✓
Resource-aware VM auto migration
✓
✓
✓
✓
✓
Rule of placement group3
✓
✓
✓
✓
✓
Dynamic Resource Scheduler
✓
✓
✓
✓
User-defined VM placement
✓
✓
✓
✓
✓
Data storage policy
✓
✓
✓
✓
✓
ISO management
✓
✓
✓
✓
✓
Virtual volume import and export
✓
✓
✓
✓
VM/Virtual volume I/O QoS settings
✓
✓
✓
✓
✓
VM/volume I/O throttling
✓
✓
✓
✓
✓
Virtual NIC QoS settings
✓
✓
✓
✓
VM Tools
✓
✓
✓
✓
✓
VM list export
✓
✓
✓
✓
✓
USB device passthrough
✓
✓
✓
✓
✓
USB passthrough
✓
✓
✓
✓
✓
PCI passthrough
✓
✓
✓
✓
SR-IOV
✓
✓
✓
✓
✓
GPU passthrough
✓
✓
✓
✓
vGPU
✓
✓
✓
✓
Networking
Virtual distributed switch
✓
✓
✓
✓
✓
VLAN-based VM network
✓
✓
✓
✓
✓
Create multiple types of networks on one VDS
✓
✓
✓
✓
VLAN with access or trunk port
✓
✓
✓
✓
Network traffic QoS
✓
✓
✓
✓
System network MTU modification
✓
✓
✓
✓
NIC MTU modification
✓
✓
✓
✓
✓
NIC LLDP information
✓
✓
✓
✓
NIC physical link status
✓
✓
✓
✓
Operations and maintenance
Single cluster/site management
✓
✓
✓
✓
✓
Multiple cluster/site management
✓
✓
✓
✓
✓
Visualized cluster topology and management
✓
✓
✓
✓
✓
Visualized networks and management
✓
✓
✓
✓
✓
Visualized server components and management
✓
✓
✓
✓
✓
Server components status monitoring
✓
✓
✓
✓
✓
Multi-language support
✓
✓
✓
✓
✓
GUI-based installation and configuration
✓
✓
✓
✓
✓
Monitoring & analysis of physical server/component performance/capacity/status
✓
✓
✓
✓
✓
Monitoring & analysis of virtual resources performance/capacity/status
✓
✓
✓
✓
✓
Monitoring & analysis of networks performance/status
✓
✓
✓
✓
✓
Monitoring & analysis of cluster health status
✓
✓
✓
✓
✓
Monitoring & analysis of software stack resources/health status
✓
✓
✓
✓
✓
Host maintenance mode
✓
✓
✓
✓
Host power operations
✓
✓
✓
✓
Host uptime
✓
✓
✓
✓
One click to shut down cluster
✓
✓
✓
✓
Physical disk locator light
✓
✓
✓
✓
✓
Hard disk anomaly detection & isolation
✓
✓
✓
✓
✓
Network fail-slow detection & isolation
✓
✓
✓
✓
Customized alerts
✓
✓
✓
✓
✓
SNMP support
✓
✓
✓
✓
✓
Email notification
✓
✓
✓
✓
✓
User-defined monitoring and analysis dashboard
✓
✓
✓
✓
✓
Monitoring data export
✓
✓
✓
✓
✓
Log collection
✓
✓
✓
✓
✓
Log search
✓
✓
✓
✓
Log transmission
✓
✓
✓
✓
SMTX OS one-click software upgrade
✓
✓
✓
✓
✓
Node role conversion
✓
✓
✓
✓
Non Active-Active Cluster to Active-Active Cluster conversion
✓
✓
✓
Enable/disable cluster Boost mode
✓
✓
✓
✓
Event auditing
✓
✓
✓
✓
✓
VM resource optimization
✓
✓
✓
✓
✓
Role-Based Access Control
✓
✓
✓
✓
✓
API & CLI
RESTful API
✓
✓
✓
✓
✓
API documentation
✓
✓
✓
✓
✓
CLI
✓
✓
✓
✓
✓
Snapshot Plan
Optional protected virtual machines
✓
✓
✓
✓
✓
Optional execution policy and retention policy
✓
✓
✓
✓
✓
MetroX (Active-Active Clustering)
Not supported
Not supported
Separate license required
Separate license required
Separate license required
Availability zone
✓
✓
✓
Automated disaster recovery for VM/application services
VM HA across availability zones
VM HA across availability zones
VM HA across availability zones
Free tools (independently released)
SMTX Cluster Installer for SmartX Halo Appliance
SMTX Migration Tool: Supports VM migration from VMware to SMTX ELF (SMTX VM service platform)