Compaq AlphaServer GS60E Installationsanleitung PDF herunterladen (Seite 48)

3-4 Getting Started with Logical Partitions

3.2

Detailed Directions for lp_cpu_mask

The lp_cpu_mask environment variable is set to a value that creates a

binary mask in which a bit set to 1 indicates that an individual CPU

belongs to a partition. Recall that there are two CPUs per module, and

that partitions must contain whole modules.

Figure 3–2 Construction of Three-Partition CPU Bit Mask (GS140 Only)

13 12 11 10 9 8 7 6 5 4 3 2 1 0

CPU No.

1 1

Bits set

= hex value 3

Partition 0

Partition 1

Partition 2

Slot No.

12345

13 12 11 10 9 8 7 6 5 4 3 2 1 0

CPU No.

0 0

Bits set

= hex value 30

Slot No.

12345

0 0

0 00 0

1 1

13 12 11 10 9 8 7 6 5 4 3 2 1 0

CPU No.

0 0

Bits set

= hex value C

Slot No.

12345

1 10 0

BX-0100B-99

...

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 79 80

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Compaq AlphaServer GS60E Installationsanleitung Seite 48