NEC BladeServer Express5800 Series User Manual page 162

IMPORTANT:
Windows Server 2003 x64 Editions
[Complete memory dump] should be specified for writing debug
information.
However, if the mounted memory size is over 2GB, specify
[Kernel memory dump]. You cannot specify [Complete memory
dump].
Specify a disk drive that has free space in excess of the memory
size on the system +1MB or more.
If the memory is expanded to more than 2GB, change Write
Debugging Information to [Kernel memory dump] before
expanding the memory. The size of
the debugging information (memory dump) to be collected
changes due to the memory increase. Verify how much free space
exists on the hard disk where debugging information is to be
written.
Windows Server 2003
[Complete memory dump] should be specified for writing debug
information. However, if the mounted memory size is over 2GB,
specify [Kernel Memory Dump]. You cannot specify [Complete
memory dump].
Specify a drive that has free space in excess of the memory size on
the system + 12MB or more (if the memory size is over 2GB,
2048MB + 12MB).
If the memory is expanded to more than 2GB, change Write
Debugging Information to [Kernel memory dump] before
expanding the memory. The size of the debugging information
(memory dump) to be collected changes due to
the memory increase. Verify how much free space exists on the
hard disk where debugging information is to be written.
Installing the Operating System with Express Setup 5-25