mdadm RAID

TechPreview

This section lists the alerts for monitoring of mdadm-based software RAID devices.

• MdArrayDegraded

• MdArrayInactive

• MdDiskFailure

• MdRecoveryInProgress

• MdRecoveryStuck

• MdSyncStuck

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MdArrayDegraded

Severity	Major
Summary	RAID array is degraded
Description	The {{ $labels.device }} RAID array on the {{ $labels.node }} node ({{ $labels.machine_name }} machine) is missing {{ $value }} active disk(s).

MdArrayInactive

Severity	Critical
Summary	RAID array is inactive
Description	The {{ $labels.device }} RAID array on the {{ $labels.node }} node ({{ $labels.machine_name }} machine) is inactive.

MdDiskFailure

Severity	Critical
Summary	RAID disk failure
Description	A disk in the {{ $labels.device }} RAID array on the {{ $labels.node }} node ({{ $labels.machine_name }} machine) is failing.

MdRecoveryInProgress

Severity	Informational
Summary	RAID array is recovering
Description	The {{ $labels.device }} RAID array on the {{ $labels.node }} node ({{ $labels.machine_name }} machine) is recovering.

MdRecoveryStuck

Severity	Major
Summary	RAID array is stuck in recovering state
Description	The {{ $labels.device }} RAID array on the {{ $labels.node }} node ({{ $labels.machine_name }} machine) has been stuck in the recovering state for more than 5 minutes.

MdSyncStuck

Severity	Major
Summary	RAID array synchronization is stuck
Description	Synchronization of the {{ $labels.device }} RAID array on the {{ $labels.node }} node ({{ $labels.machine_name }} machine) has been stuck for more than 10 minutes.