NEC NovaScale R630 User Manual page 291

Status of SCSI Slots and Mirrored Disks at High Load:
→ When the system load is high, the status of SCSI slots and mirror disks may not be obtained, and
incorrect status may be displayed temporarily.
SCSI Slot Indication when a Disk Fails:
→ When a disk which has failed before it is mounted, the SCSI slot status becomes "Broken." The status
changes from "Broken" when a mirror volume is created on the disk or any mirror volume is
resynchronized.
PCI Module Status is "Empty":
→ If devices such as LANs and FCs in the PCI module are not duplicated, the PCI module status becomes
"Empty." If the PCI module status is "Empty," make sure that the LAN and FC cables are connected to
and LANs are teamed.
"Warning" is displayed for a "Normal" mirror volume on Disk Management:
→ If the combination of the disks that configure a mirror is different from the one described in "Disk
Operations" in Chapter 3, "Warning" is displayed for a normal mirror volume.
Data viewer is not displayed normally when the PCI module (IO module) is running in the simplex
mode.
→ When only the PCI modules (IO modules) is running in the simplex mode (non-duplexed mode), the
data viewer cannot display the status of the SCSI enclosure and mirror disk. To check if the duplex
mode is changed to the simplex mode, check the event log or alert viewer log, or the status color of the
PCI module by the data viewer.
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