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QNAP

QTS 5.0.x

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RAID Group Status

Status

Description

Ready

The RAID group is working normally.

Degraded

One or more disks in the RAID group have failed. The number of disk failures are within the disk failure tolerance of the RAID group. There are not enough spare disks available to QTS to replace all the failed disks.

Degraded (Rebuilding)

One or more disks in the RAID group have failed. The number of disk failures are within the disk failure tolerance of the RAID group. QTS has replaced the failed disks with spare disks, and is now rebuilding the RAID group.

Not active

One or more disks in the RAID group have failed. The number of disk failures exceeds the disk failure tolerance of the RAID group.