 |
 |
 |
 |
 |
 |
 |
 |
 |
• |
Send, receive are
the most basic of the
|
|
|
|
routines of this
type. More evolved of this
|
|
|
|
type are send -
receive, send -receive –
|
|
|
|
replace etc.
|
|
|
• |
When the
processor 1 sends to 2, 2 must
|
|
be ready to receive it.
|
|
|
• |
What happens if
the send request is sent
|
|
|
|
before the
receiving node is ready?
|
|