Optimal Storage with Boosted Performance
QuTS hero NAS offers a robust and reliable storage, serving as the ultimate support for enterprise IT.

Up to 5 petabytes capacity per shared folder

ZFS-based QNAP storage solutions provide up to 5 PB capacity for individual shared folders, enabling enterprises to tackle storage-demanding applications including Big Data analysis, edge computing, and AI. Designed to deal with petabytes of data, ZFS RAID levels (RAID Z) quickly handles creating ready-to-use high-capacity RAID.

Enable SMB multichannel for full throughput and multi-path protection

SMB multichannel aggregates multiple network connections to maximize available bandwidth with higher transfer speeds – especially ideal for transferring large files and multimedia. Learn more

Multiplied network performance

Bind multiple network connections with a client device and enjoy dramatical increased throughput.

Automatic failover

If one connection fails, application I/O continues with the remaining network. Total bandwidth automatically reverts to full throughput once the failure recovers.

Automatic configuration

With SMB multichannel, available network paths are automatically detected and aggregated. No extra complex configuration is required.

Up to 4 times faster with SMB multichannel

QNAP provides various 2.5GbE and 10GbE-ready NAS with built-in 2.5GbE and 10GbE ports – especially suitable for SMB multichannel to boost applications and maximize your ROI!

SMB Multichannel (2.5GbE x 4 channels)

Read

MB/s

Write

MB/s

Non SMB Multichannel (2.5GbE x 1 channel)

Read

MB/s

Write

MB/s

Tested in QNAP Labs. Figures may vary by environment.
NAS: TVS-h474 with QuTS hero h5.1, 4 x Seagate IronWolf ZA4000NM10002 (RAID 5), 4 x 2.5GbE ports (2 x QXG-2G2T-I225 NICs)
Client PC: Windows Server 2019 with i3-8100T 3.1GHz, installed with a QXG-2G4T-I225 NIC for 4 2.5GbE ports, connected Ethernet cable for point-to-point to NAS, Windows Set static IP & MTU9000 for 4 ports & Interrupt Moderation disabled

Automatic RAID disk replacement with spares before potential failure

Automatic RAID disk replacement with spares automatically moves data from the affected disk in a RAID group to a spare disk, before the data on the affected disk is completely corrupted. Without needing to wait for RAID rebuild, system reliability is greatly improved.

Preventing RAID rebuild times and risks

When disk failure occurs, the RAID enters degraded mode. Rebuilding a RAID can take a long time (from hours even to weeks) which risks further data loss, and system performance is also affected. The automatic RAID disk replacement eliminates the need to wait for RAID rebuild.

Various disk drive assessment tool

Numerous HDD/SSD health check tools are included, including S.M.A.R.T., Western Digital® Device Analytics (WDDA), IronWolf® Health Management (IHM), DA Drive Analyzer, and SSD estimated remaining life. Once a trigger event occurs, data on a potentially failing drive will automatically move to the spare disk.

Optimized storage management user interface

Storage & Snapshots Manager includes everything you need to quickly identify the disk type and information for each drive bay. Drive health can also be instantly determined through ULINK® DA Drive Analyzer, Seagate® IHM, and WD® DA.

Expand ZFS RAID-Z capacity by adding a single disk

Expanding the capacity of a ZFS RAID-Z previously required adding another RAID group. Now, you can simply add a single disk to an existing RAID-Z for storage expansion, or conveniently add 2 to 3 disks for upgrading RAID level with Parity.

The minimum number of disks for expanding RAID capacity:

Current RAID level New RAID level Minimum disks required
RAID 5 (Z) RAID 6 (Z2) 2
RAID 5 (Z) RAID TP (Z3) 3
RAID 6 (Z2) RAID TP (Z3) 2
RAID 5 (Z) RAID 5 (Z) 1
RAID 6 (Z2) RAID 6 (Z2) 1
RAID 1 RAID Triple Mirror 1 (only 1 disk can be added)

Improved iSCSI read performance by socket zero-copy

In high-speed data transmission, iSCSI performance is possibly affected by CPU overhead. Socket zero-copy technology significantly offloads CPU resources, thus improving read performance for iSCSI LUN.

iSCSI Read Performance (25GbE x5)

Tested in QNAP Labs. Figures may vary by environment.
Test Environment:
NAS: TS-h2490FU (AMD EPYC 7302P 16-core), Samsung 970 EVO SSD x12, Mellanox ConnectX-4 Lx NIC, 25GbE x5
Client: Intel Xeon E-2124 3.3 GHz x3, Microsoft Windows Server 2016, Mellanox ConnectX-4 Lx NIC, 25GbE total 5 connections

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