Chapter 5 Troubleshooting - Hitachi Freedom Storage Lightning 9900 V series Configuration Manual
Red hat linux
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Also See for Freedom Storage Lightning 9900 V series:
- User manual (64 pages) ,
- Error code list (82 pages)
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Chapter 5
Troubleshooting
5.1
Troubleshooting
For troubleshooting information on the 9900V subsystem, please refer to the Hitachi
Lightning 9900™ V Series User and Reference Guide (MK-92RD100). Table 5.1 lists potential
error conditions during 9900V Red Hat
resolving each condition. If you are unable to resolve an error condition, please ask your
Hitachi Data Systems Customer Service representative for help, or call the Hitachi Data
Systems Support Center for assistance.
Table 5.1
Troubleshooting
Error Condition
The logical devices are not
recognized by the system.
The file system cannot be created.
The file system is not mounted
after rebooting.
LUNs cannot be recognized
beyond 16
®
Linux
Recommended Action
Make sure that the READY indicator lights on the 9900V subsystem are ON.
Make sure that LUSE devices are not intermixed with normal LUs on the same fibre-
channel port.
Make sure that the LUNs are properly configured. The LUNs for each target ID must start
at 0 and continue sequentially without skipping any numbers.
Make sure that the device name is entered correctly with mkfs.
Make sure that the LU is properly connected and labeled.
Make sure the system was restarted properly.
Make sure that the auto-mount information in the /etx/fstab file is correct.
A Red Hat
Linux
environment supports a maximum of up to 16 LUNs in one system. If
®
®
there are other devices with other host adapters, the maximum number is reduced
accordingly.
Hitachi Lightning 9900™ V Series Red Hat
®
configuration and provides instructions for
Linux
Configuration Guide
®
®
27
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