PLANET NAS-7450 - Manual (Page 41)

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Not Ready The volume is not mounted successfully. It is not accessible.
Degraded One of the volume members is defective. Data are still intact and
accessible, but the volume is no longer protected by RAID. Data
backup and RAID rebuilding are strongly suggested when a volume is
in this state.
Critical Two of the volume member is defective. Data are still intact and
accessible, but the volume is no longer protected by RAID. Data
backup and RAID rebuilding are strongly suggested when a volume is
in this state
Faulty Two or more hard disks in the volume are not functional. It is not
possible to perform any data access or recover any data.
Faulty (RW) Two or more volume members are defective.
There might be data loss, but it is possible to recover some data.
Please copy data to a safe place immediately when a volume is in this
state.
Inaccessible Two or more volume members are missing. The volume is not
mounted and data cannot be accessed.
Apply (Ready)
Apply(Degraded)
Apply(Critical)
Apply (Faulty RW)
Apply (Rebuild)
Apply (Expand)
The volume settings on the server and those on the hard disks are
inconsistent. It means that the server has to read and apply the
volume settings from the hard disks. After the volume settings are
restored, it will return to the last known state, which is specified in
parentheses.
Checking Checking the file-system.
Mounting Mounting the volume for data access.
Create (xx%) Creating a volume. The progress is shown in percentage.
Rebuild (xx%) Rebuilding a RAID. The progress is shown in percentage.
Expand (xx%) Expanding a RAID. The progress is shown in percentage.
Scan (xx%) Scanning hard disks for bad sectors. The progress is shown in
percentage.
7. Hot-Spare Disks
A hot-spare disk will be used to rebuild a RAID automatically whenever a RAID volume is
degraded because of a bad or missing hard disk.
8. Free disks
These hard disks are not used yet. They can be used to create volumes or assigned as
hot-spare disks.
9. Volume Details and Renaming a Volume