Linda Tuple Space

Submitted by Sen Zhang

System Overview

This image was created using online mockup tool Moqups.

Linda Tuple Space is a distributed P2P system to provide a conceptually “global” tuple space which the remote process can access the matched tuples in tuple space.

System Features

Concurrency
Scalability
Fault tolerance
Transparency

How do I use Linda Tuple Space?

For users

Write the tuple into the tuple space

linda> out (<item> [<item>, <item> ...])

Read the tuple from the tuple space

linda> rd (<item> [<item>, <item> ...])

Read the tuple with type match from the tuple space

linda> rd (<?<var>:<type>> [<item>, <item> ...])

Delete the tuple from the tuple space

linda> in (<item> [<item>, <item> ...])

Delete the tuple with type match from the tuple space

linda> in (<?<var>:<type>> [<item>, <item> ...])

For administrators

Bootup/reboot the node

$ java P2 <hostName>

Add the nodes into the tuple space

linda> add (<hostName>, <iPAddress>, <portNum>) [(<hostName>, <iPAddress>, <portNum>) ...]

Delete the nodes from the tuple space

linda> delete (<hostName> [, <hostName>, <hostName>])