NEC D8-30, Configuration Manual

Page: 19 / 37

18
(Cache memory expansion scheme)
（
Cache module selection matrix
）
Product Number Product Name
NF5183-SB401E NF5183-SB03E
Cache capacity Cache capacity
8GB 16GB 32GB 8GB 16GB 32GB
NF5183-SC21E Cache module(CHE) (8GB) 0 1 1 1 2 2
NF5183-SC22E Extended cache module(CHE)
(16GB → 32GB)
0 0 1 0 0 1
Extended node chassis (NF-5183-SB03E) does not include cache module. If you use extended
node
chassis for node expansion, you need to arrange at least one Cache module(CHE)(8 GB) .
②Standard(8 G B )⇒Extended(1 6 G B )
Cache Module
(CHE)(8GB)
NF5183-
SC21E
Cache Module
(CHE)(8GB)
Standard
CHE(4GB)
×
4
CHE
16GB
CHE00 CHE01
BBU BBU
CHE02 CHE03
BBU BBU
2GB 2GB 2GB 2GB 2GB 2GB 2GB 2GB
CHE00 CHE01
BBU BBU
2GB 2GB 2GB 2GB
CHE02 CHE03
BBU BBU
2GB 2GB 2GB 2GB
Cache Module
(CHE)(8GB)
NF5183-
SC21E
Cache Module
(CHE)(8GB)
Standard
CHE(4GB)
×
4
CHE
16GB
CHE00 CHE01
BBU BBU
CHE02 CHE03
BBU BBU
2GB 2GB 2GB 2GB 2GB 2GB 2GB 2GB
CHE00 CHE01
BBU BBU
2GB 2GB 2GB 2GB
CHE02 CHE03
BBU BBU
2GB 2GB 2GB 2GB
Extended Cache
Module
(16GB
→
32GB )
NF5183-SC22E
Cache Module
(CHE)(4GB)
×
4
S
NF5183-SC21E
CHE(8GB)
×
4 CHE 32GB
CHE00 CHE01
BBU BBU
CHE02 CHE03 BBU BBU
2GB 2GB 2GB 2GB
2GB 2GB 2GB 2GB 2GB 2GB 2GB 2GB
2GB 2GB 2GB 2GB
CHE00 CHE01
BBU BBU
CHE02 CHE03 BBU BBU
2GB 2GB 2GB 2GB 2GB 2GB 2GB 2GB
2GB 2GB
2GB 2GB
2GB 2GB
2GB 2GB
③Extended(1 6 G B )⇒Extended(3 2 G B )
Cache Module
(CHE)(8GB)
Standard
CHE00 CHE01
BBU BBU
2GB 2GB 2GB 2GB
Cache Module
(CHE)(8GB)
Standard
CHE00 CHE01
BBU BBU
2GB 2GB 2GB 2GB
①Standard(8 G B )
Note : Extended node chassis (NF5183-SB03E) does not include Cache memory.
You need to order NF-5183-SC21E as a standard cache module.