Develop Quickly, Manage Efficiently

QSAN XEVO All-Flash Array brings high-end products to SMB users, allowing users to have enterprise-level products at an affordable price. In order to provide better experience for user, QSAN has been improving storage confidentiality and providing more flexible management, so lets introduce you the most robust and intuitive XEVO.


  • Reliable – Ensuring Your Data Yours
  • Quality – Making your Management More Efficient
  • Agile – Allocating Resources More Effectively
  • Refine – Integrating Easily and Achieving Unified Management
  • Time-saving – Seeing it at a Glance



Operating System 64bit embedded Linux
Storage Management Flexible storage pool ownership / Global hot spares / Online disk roaming
Write-through and write-back cache policy / Background I/O priority setting
Instant RAID volume availability / Fast RAID rebuild
Online storage pool expansion / Online volume extension / Online volume migration1
Multiple volume creation / Auto volume rebuilding / Instant volume restoration / Online RAID level migration
Disk drive health check and S.M.A.R.T. attributes / SSD wear lifetime indicator / Disk drive firmware batch update
QSRAID for SSD endurance optimization / Storage pool parity check and media scan for disk scrubbing
QSLIfe to monitor and analyze the activity of SSDs
Video editing mode for enhanced performance
Volume QoS (Quality of Service)
iSCSI Host Connectivity Proven QSOE 2.0 optimization engine / CHAP & mutual CHAP authentication
iSCSI-3 PR (Persistent Reservation for I/O fencing) / iSNS / VLAN (Virtual LAN) / Jumbo frame (9,000 bytes) support
Fibre Channel Host Connectivity Proven QSOE 2.0 optimization engine / FCP-2 & FCP-3 support / Auto detect link speed and topology
Topology supports point-to-point2 and loop
High Availability Dual-Active (Active/Active) controllers
Cache mirroring through NTB bus
ALUA support
Management port seamless failover
Multipath I/O and load balancing support (MPIO, MC/S, Trunking, and LACP)
Firmware update with zero system downtime
Cache-to-Flash memory protection
Security Secured Web (HTTPS), SSH (Secure Shell) / iSCSI Force Field to protect from mutant network attack
iSCSI CHAP & mutual CHAP authentication / ISE & SED drive support
Storage Efficiency Thin Provisioning (QThin) with space reclamation
Networking DHCP / Static IP / NTP / Trunking / LACP / VLAN / Jumbo frame (up to 9,000 bytes)
Advanced Data Protection Snapshot (QSnap), block-level, differential backup
Writeable snapshot support
Manual or schedule tasks
Snapshot recycle bin
Remote Replication (QReplica)
Auto remote replication without doing configurations
1 Step Local-to-Remote
Synchronous3 (will be available in Q3, 2021).Asynchronous, block-level, differential backup based on snapshot technology
Traffic shaping for dynamic bandwidth controller
Manual or schedule tasks
Auto rollback to previous version if current replication fails
Volume clone for local replication
Auto local clone without doing configurations
Configurable N-way mirroring
Integration with Windows VSS (Volume Shadow Copy Service)
Instant volume restoration
Support USB UPS and network UPS with SNMP management
Virtualization Certification Server Virtualization & Clustering
Latest VMware vSphere certification / VMware VAAI for iSCSI & FC
Windows Server Hyper-V certification
Microsoft ODX
Latest Citrix XenServer certification
Easy Management USB LCM3 / Serial console support / Online firmware update
Intuitive Web management UI, secured web (HTTPS), SSH (Secured Shell), LED indicators
S.E.S. support / S.M.A.R.T. support / Wake-on-LAN
Grouping batch operation for host and protection groups / QReport generates performance and capacity analytics
XFinder utility support to easy find storage system / RESTful API support
QAuth for authorizations of user’s responsibility
Green & Energy Efficiency Wake-on-LAN to turn on or wake up the system only when necessary / Auto disk spin-down
Host Operating Systems Support Windows Server
Solaris ; FreeBSD
Mac OS X
Multi-Browser Support Internet Explorer / Safari / Firefox / Google Chrome
Utility Xfinder / XInsight
Note 1.The feature is based on RAID level migration of disk groups on the fly in thick provisioning pools.
2.16/32Gb Fibre Channel only supports Point-to-Point topology.
3.The function is optional and is not included in the default package.