Identifying Permanent Memory in a Target Board
Dynamic reconfiguration is not recommended for production use if the target board (SB/XSB) has permanent memory (kernel memory).
1.Log in to XSCF.
2.Execute the following command:
XSCF> showdevices
The following example shows a display of the showdevices
XSCF> showdevices |
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Memory: |
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| board | perm | base | domain | target deleted remaining | |
DID | XSB | mem MB | mem MB | address | mem MB | XSB | mem MB mem MB |
00 | 8192 | 0 | 0x0000000000000000 | 24576 |
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00 | 8192 | 1674 | 0x000003c000000000 | 24576 |
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00 | 8192 | 0 | 0x0000034000000000 | 24576 |
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...
The entry for column 4 perm mem MB indicates the presence of permanent memory if the value is non‐zero.
The example shows permanent memory on 00‐2, with 1674 MB.
If the board includes permanent memory, when you execute the deleteboard command or the moveboard command, the following notice appears:
System may be temporarily suspended, proceed? [yn]:
3. If a board includes permanent memory, enter n to cancel the DR command.
System may be temporarily suspended, proceed? [yn]:n disconnect SB5
DR operation canceled by operator. XSCF>
SPARC Enterprise M4000/M5000 Servers Product Notes 31