Viewing Pool and Device Status (BUI)
You can check the status of pool and component devices. If there is a problem with
a pool, details about device status will also be listed.
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Navigate to Configuration > Storage.
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Click a pool to select it and see more details.
Refer to the following table for a description of the pool status.
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Online
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A pool that has all devices operating normally.
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Degraded
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A pool with one or more failed devices, but the data is
still available due to a redundant configuration.
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Faulted
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One or more component devices are offline and there are
insufficient replicas to continue functioning.
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Offline
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A pool was explicitly taken offline.
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Unavailable
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A pool with corrupted metadata, or one or more unavailable
devices and insufficient replicas to continue functioning.
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Exported
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A pool is active on the cluster peer and is ready for a
cluster failback to occur.
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View the selected pool's device statuses under the Device Status
section.
Refer to the following table for a description of the device status.
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Online
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The device is online and functioning. You may not see this
status, and instead see the message "No device faults have
been detected in the storage pool."
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Degraded
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The device is not in an optimal state. Either it is
expected to fail soon, or a spare has not finished
resilvering yet.
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Faulted
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The device is faulty; more information can be found in the
maintenance logs.
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Offline
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The device was explicitly taken offline; no reads or
writes will occur to this device until it has been
onlined.
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Removed
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The device has been physically removed.
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Hot Spare
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This spare device is actively being used as a data disk in
the pool as a replacement for a device that failed.
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Unavailable
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The device could not be opened or the pool could not
detect this device.
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To see more detailed pool and device error information, navigate to
Maintenance > Problems for active errors, or Maintenance > Logs for a history of
all problems.