32IBM Power Systems 775 for AIX and Linux HPC Solution
Figure 1-19 Second level wiring connector count
1.4.14 Power 775 system
This section describes the Power 775 system and provides details about the third level of
interconnect.
Third level interconnect: Distance
This level connects every Supernode to every other Supernode in a system by using Hub
module optical links. Each Supernode includes up to 512 D-links, which allows for system that
contains up to 512 Supernodes. Every Supernode features a minimum of one hop D-link to
every other Supernode, and there are multiple two hop connections, as shown in Figure 1-20
on page 33.
Each HUB contains ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month, and much more.