IBM z13s User Manual

62 IBM z13s Technical Guide
Figure 2-22 illustrates how the physical installed memory is allocated on a z13s server,
showing HSA memory, RAIM, customer memory, and the remaining available unused
memory that can be enabled by using LIC when required.
Figure 2-22 Memory allocation diagram
As an example, a z13s Model N20 (one CPC drawer) that is ordered with 1496 GB of memory
has the following memory sizes:
򐂰 Physical installed memory is 2560 GB: 1280 GB on Node 0 and 1280 GB on Node 1.
2264 2880 256 128 128 128 128 16 16 16 16 2264
2520 3200
128 128 128 128 32 32 32 32 2520
2776 3840
128 128 128 128 64 64 64 64 3032
3032
128 128 128 128 64 64 64 64
3288 5120
128 128 128 128 128 128 128 128 4056
3544
128 128 128 128 128 128 128 128
3800
128 128 128 128 128 128 128 128
4056
128 128 128 128 128 128 128 128
Cust.
Mem
Physi
cal
Increm
ent
Drawer 1 Drawer 0 (Second drawer)
(GB) GB GB Node 1DIMM loc
/ size
Node 0 D IMM
loc/size
Node 1 DIMM loc
/size
Node 0 DIMM
loc/size
Dial
Max
MD06-
MD10
MD11-
MD15
MD16-
MD20
MD21-
MD25
MD06-
MD10
MD11-
MD15
MD16-
MD20
MD21-
MD25
Customer
Ordered
Memory
(Usable memory
for LPARs)
HSA
Available
Addressable
Memory
RAIM Array
(DIMM capacity)
Installed
physical
memory
2
0
%
s
m
a
l
l
e
r
2
0
%
s
m
a
l
l
e
r
Addresable
Memory
HSA size = 40GB

IBM z13s Specifications

General

Brand	IBM
Model	z13s
Category	Server
Language	English