Hitachi Compute Blade 2000 User Manual page 1465

Solutions

Configure the BIOS time setting using the following measures on the BIOS setup
screen for standby server blades, or on the OS or virtual platform for server blades
other than standby ones, and then reflect the setting value to BIOS time.
When powering on the standby server blade for checking or setting BIOS time,
disable N+M cold standby. Then, enable N+M cold standby after checking or setting
BIOS time. If you power on the standby server blade with N+M cold standby
enabled, the state will turn to warning.
For standard server blade X55R4 model, enable RTC time synchronization without
executing the following procedure. See "RTC time Synchronization at N+M Cold
Standby Failover" in Chapter 13 for details.
If all the OSs and virtual platforms in the same N+M standby group can be

(2)-(a), BIOS time as local time
When configuring the system
Set your local time to all server blades including a standby server blade in the
N+M standby group.
When changing server blades
Check that the local time is shown for BIOS time of the server blade before OS
startup.
If all the OSs and virtual platforms in the same N+M standby group can be

(2)-(b), UTC time as local time,
When configuring the system
Set UTC to all server blades including a standby server blade in the same N+M
standby group.
When changing server blades
Check UTC is shown for BIOS time of the server blade before OS startup.
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