QNAP

QTS 5.0.x

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

N/A

Three tiers

Ultra-high speed

High speed

Capacity

Disk Requirements

Table 1. Qtier Disk Types

Tier

Disk Type

Ultra-High Speed

  • SATA 2.5" SSD

  • SAS 2.5" SSD

  • SATA M.2 SSD

  • PCIe/NVMe M.2 SSD

High Speed

  • SAS HDD

Capacity

  • SATA HDD

  • NL-SAS HDD