Item
Description
User operation means
The guest memory dump collection command as an HVM
management command is executed on the LPAR manager
management server.
Dump output server
External FTP server specified by the guest memory dump
collection command (The server that executes the guest
memory dump collection command is also available.)
Dump data transfer
method
Memory dump data are transferred from the LPAR manager
machine to the external FTP server through the management
LAN. Dump data file is created by the LPAR manager machine,
and the file is transferred to the external FTP server using the
FTP protocol.
Dump data format
The dump data format conforms to the Niko2Dump format.
Dump output file format Binary format file of dump data based on the dump data
format above
Dump output filename
gmdP#L#-YYMMDD-hhmmss-nnn.dat
(Note) P#: Partition number: P0 to P9
L#: LPAR number: L01 to L16
YYMMDD: Collection date (in the order of year (2 digits),
month (2 digits), and day (2 digits))
hhmmss: Collection time (24-hour notation in the order of
hour (2 digits), minute (2 digits), and second (2 digits))
nnn: Serial number for file division with the unspecified
number of digits (When two digits or less, '0' is not attached at
the high-order digits.)
The LPAR manager's system time is used for collection date
and time.
Input information by
User
Enter the following information when executing the guest
memory dump start command.
- LP IP Address
- Number of LPAR from which guest memory dump data is
collected
- IP address of the external FTP server
- User ID of the external FTP server
- Password of the external FTP server
- Dump output file directory path of the external FTP server
(specified directory path under FTP)
Note: If the user ID or password contains a symbol, the
memory dump collection may fail.
Command
Functions
Start
operation
Starts memory dump.
To prevent memory data from being rewritten during memory
dump, all logical Processors of the target LPAR stop
automatically upon the start of memory dump, and remain
inactive even after the memory dump is completed.
Stop
operation
Stops memory dump.
Maintenance Functions
4-3
Hitachi Compute Blade 500 Series Logical partitioning manager User's Guide