Warning. The yellow caution symbol indicates there is a potential problem but the system can still function normally.

Capacity warning, Degraded warning.

Informational. The blue information symbol indicates that an object is not completely accessible or fully functional; it also indicates various informational events. This state is often caused by a user operation. No degradation or loss of data; the system can still function normally.

Disk group is deported, disks do not have signatures, disk group has some legacy objects (such as DCO, snapshotted volumes) that would not work until the disk group is upgraded, shared volume is not online on the node, server started, device arrival, etc.

Failure. The X symbol on a red circle indicates that a serious storage failure has occurred. Users need to look at the source of the problem and fix it as soon as possible.

Any attempt to access the object results in an error.

Failed volume, Missing disk.