On 16 Jul 2002, Eric W. Biederman wrote:
> Sandy Harris <pashley@storm.ca> writes:
> > I/O -- A ------ B ------ E ------ G -- I/O
> > | | | |
> > | | | |
> > I/O -- C ------ D ------ F ------ H -- I/O
>
> > I suspect latency may become an issue when more than one link is
> > involved and there can be contention.
>
> I think the 8-way topology is a little more interesting than
> presented. But if not it does look like you can run into issues.
IIRC
I/O -- A ------ B ------ E ------ G -- I/O
| \ / |
| \ / |
| XX |
| / \ |
| / \ |
I/O -- C ------ D ------ F ------ H -- I/O
Where B is connected to F and D to E. Obviously this
setup has a maximum hop count of 3 from any cpu to any
other cpu, as opposed to a maximum hop count of 4 for
the simple ladder.
regards,
Rik
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This archive was generated by hypermail 2b29 : Tue Jul 23 2002 - 22:00:19 EST