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QNAP

QTS 5.1.x

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Qtier requirements

NAS Requirements

  • The NAS must support Qtier. For a full list of compatible models, see https://www.qnap.com/solution/qtier-auto-tiering.

  • The NAS should have at least 4 GB of installed memory. Using Qtier with less than 4 GB of memory may cause system instability.

Tier Requirements

A Qtier storage pool can have either two or three tiers.

Important:

Each tier must have a total raw storage capacity of at least 144 GB after configuring RAID.

Qtier Pool Configuration

Tier 1

Tier 2

Tier 3

Two tiers

Ultra-high speed

High speed OR capacity

-

Three tiers

Ultra-high speed

High speed

Capacity

Disk Requirements

Table 1. Qtier Disk Types

Disk Type

Ultra-High Speed Tier

High Speed Tier

Capacity Tier

PCIe/NVMe SSD

Supported

-

-

SAS SSD

Supported

Supported

-

SATA SSD

Supported

Supported

-

SAS HDD

-

Supported

Supported

NL-SAS HDD

-

-

Supported

SATA HDD

-

-

Supported