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Chapter 4 Operating NEC Storage PathManager
4.2 Handling abnormalities
4
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4.
.2.1 F
FAQs and troubleshooting
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4.2
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If only one path is displayed in the -getlun option of NEC Storage PathManager, causes may be found in
the table below. Refer to the descriptions in the table before making inquiries.
Table 4-1 FAQs and troubleshooting
Inquiry
(event) Points to check Handling
Is the cross call function of NEC Storage
set to Off?
Set the cross call function of NEC Storage to
On. Use iSM to change the settings. Refer to
the iSM manual for detailed information on how
to change the settings.
Is the installed HBA driver an appropriate
one? Check to see if you are using the
Windows 2000 driver in Windows Server
2003 or the other way around.
Reinstall the appropriate HBA driver.
Only one path
is visible
In Windows 2000, have you selected
“Allow Multiple paths to SCSI Targets”
check box on the Emulex Configuration
Tool (elxcfg.exe) ?
Select “Allow Multiple paths to SCSI Targets”
check box of all HBAs managed by NEC
Storage PathManager. Refer to the HBA
manual for detailed information on the Emulex
Configuration Tool.
Is NEC Storage connected with the
server?
Confirm the connection between NEC Storage
and the server. When fibre channel fabrics
exist between NEC Storage and the server,
confirm also that those fabrics are turned on.
Is the configuration of Access Control of
NEC Storage correctly set?
Confirm the configuration of Access Control of
NEC Storage. Confirm also the server and
NEC Storage connected logically.
4.
.2.2 I
Information gather
ring necessary in
case of f
fa
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ailures
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4.2
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When path failures occur or when some kind of trouble occurs in NEC Storage PathManager, collect the
basic information such as date of failure, details of failure, and system configuration that is necessary when
investigating the failure. Also collect the following information that is necessary in investigation from the
viewpoint of NEC Storage PathManager. If information is collected only in part or if no information is
collected, causes of failure may not be identified since sufficient investigation cannot be carried out.
(1) System information
Extract system information from "Computer Management" of Windows.
/1/ Open [Start] -> [Settings] -> [Control Panel] -> [Administrative tools] -> [Computer Management].
IV-9