NEC Express5800 Series EXP320B - Manual (Page 300)

7-28 Troubleshooting
Note: You can change the interactive startup mode by entering the
message “I” when “Press ‘I’ to enter interactive startup.” appears
during the OS startup.
- When the system enters into the maintenance mode while the OS is
starting.
Note: The following message is displayed on the screen:
Give root password for maintenance
(or type Control-D to continue):
- For other cases that daemons and/or drivers are not started successfully
due to errors or other causes.
Note: For configuration that the actual memory capacity and the disk
capacity are large, it is recommended to change the BIOS Setup from
the default (10 minutes) to an appropriate value.
It takes time to display the screen on the OS when 2.5GB or more memory is
mounted:
o Check the Cache Settings of the BIOS settings. In the Processor Settings on the
Main screen, change the Cache Settings to “Discrete.” This setting optimizes the
visual display.
OS behavior is unstable:
† Have you modified kernel?
o Confirm that no patch for general kernel is applied or that the kernel that has been
installed for NEC Express5800/ft series is not modified.
IO module is not disconnected:
o When you attempt to disconnect IO module while network adapter and/or SCSI
adapter and/or FC adapter is not in dual mode, the following message will be
recorded to the system event log and the IO module will not be separated. In this
case, check each adapter setting referring to “After starting up, FT Status LED do
not illuminate or illuminate amber” of this chapter.
Source: HasCtrl
Type: Warning
Event ID: 1505
Description: Device [Device name] is not duplexing.
[Device name] “LAN” or “SCSI” or “FC”
o When you attempt to disconnect IO module when the HAS Fault Tolerance
service is not started, the following message will be recorded to the system event
log and the IO module will not be separated. In this case, refer to “After starting
up, FT Status LED do not illuminate or illuminate amber” of this chapter to start
the HAS Fault Tolerance service and retry disconnecting the I/O module.