Distributed cache between servers of a network

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first distributed cache module transfers a message and a logical timestamp;
• and,
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module receives the message and delays the transfer of the message if said second server has not received all preceding logical timestamps;
• and
• wherein said first distributed cache module contains a prediction of a location of data in said second cache of said second server.

A method for transferring a message between a first server that has a first cache and a second server that has a second cache, comprising:

• transmitting a message and a logical timestamp from the first server;
• receiving the message at the second server;
• determining whether the second server has received all preceding logical timestamps;
• delaying a transfer of the message if the second server has not received all preceding logical timestamps;
• and
• transmitting from the first server a message with a self assigned member ID to enter a context.

A distributed cache module for a system that includes a first server that has a first cache and a second server that has a second cache, the second cache containing a file block, comprising:

• a first distributed cache module that resides in the first server, said first distributed cache module requests and receives the file block from the second cache of the second server;
• a second distributed cache module that resides in the second server, wherein said first distributed cache module has a cookie;
• and
• wherein said first distributed cache module contains a prediction of a location of the file block in the second cache of the second server.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first cache contains a file block;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module requests and retrieves the file block from said second cache of said second server;
• and
• wherein said first distributed cache module contains a prediction of a location of the file block in the first cache of the first server.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first cache contains a file block;
• and,
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module requests and retrieves the file block from said second cache of said second server;
• and
• a rogue server and a network attached storage, said first and second distributed cache modules verify a file before transferring a file from said network attached storage.

A method for transferring a message between a first server that has a first cache and a second server that has a second cache, the second cache containing a file block, comprising:

• receiving a request for the file block by the first server;
• transmitting a request for the file block from the first server to the second server;
• transferring the file block from the second server to the first server;
• and
• transmitting from the first server a message with a self assigned member ID to enter a context.

A distributed cache module for a system that includes a first server that has a first cache and a second server that has a second cache, comprising:

• a first distributed cache module that resides in the first server, said first distributed cache module receives a file request and generates a join message to join a context relating to the file request;
• a second distributed cache module that resides in the second server, wherein said first distributed cache module has a cookie;
• and
• wherein said first distributed cache module contains a prediction of a location of data in the second cache of the second server.

A method for establishing a distributed cache between a first server that has a first cache and a second server that has a second cache, comprising:

• receiving a file request by the first server;
• broadcasting a join request message to join a file context relating to the file request;
• and,
• joining the file context;
• and
• transmitting from the first server a self assigned member ID with the join message.

A distributed cache system that includes a first server that has a first cache and a second server that has a second cache, comprising:

• a first distributed cache module that resides in the first server and transfers a message and a logical timestamp;
• a second distributed cache module that resides in the second server and receives the message, said second distributed cache module delays a transfer of the message if said second server has not received all preceding logical timestamps;
• and
• wherein said first distributed cache module assigns its own unique member ID.

A distributed cache system that includes a first server that has a first cache and a second server that has a second cache, comprising:

• a first distributed cache module that resides in the first server and transfers a message and a logical timestamp;
• a second distributed cache module that resides in the second server and receives the message, said second distributed cache module delays a transfer of the message if said second server has not received all preceding logical timestamps;
• and
• wherein said logical timestamp includes an n array where n is equal to a number of servers in a file context.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first distributed cache module transfers a message and a logical timestamp;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module receives the message and delays the transfer of the message if said second server has not received all preceding logical timestamps;
• and
• wherein said first distributed cache module assigned its own unique member ID.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first distributed cache module transfers a message and a logical timestamp;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module receives the message and delays the transfer of the message if said second server has not received all preceding logical timestamps;
• and
• wherein said logical timestamp includes an n array where n is equal to a number of servers in a context.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first distributed cache module transfers a message and a logical timestamp;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module receives the message and delays the transfer of the message if said second server has not received all preceding logical timestamps;
• and
• a rogue server and a network attached storage, said second distributed cache module verifies a file before transferring said file from said network attached storage.

A method for transferring a message between a first server that has a first cache and a second server that has a second cache, comprising:

• transmitting a message and a logical timestamp from the first server;
• receiving the message at the second server;
• determining whether the second server has received all preceding logical timestamps;
• delaying a transfer of the message if the second server has not received all preceding logical timestamps;
• transmitting from the first server a message with a self assigned member ID to enter a context, wherein the context is a group of servers that have access to a selected file;
• and
• transmitting from the second server to the first server a NACK message with a suggested member ID.

A distributed cache module for a system that includes a first server that has a first cache and a second server that has a second cache, the second cache containing a file block, comprising:

• a first distributed cache module that resides in the first server, said first distributed cache module requests and receives the file block from the second cache of the second server;
• further comprising a second distributed cache module that resides in the second server, wherein said first distributed cache module has a cookie;
• wherein said first and second distributed cache modules each have a unique member ID in a context;
• and
• wherein said first distributed cache module assigns its own unique member ID.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first cache contains a file block;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module requests and retrieves the file block from said second cache of said second server;
• and
• wherein said first distributed cache module assigns its own unique member ID.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first cache contains a file block;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module requests and retrieves the file block from said second cache of said second server;
• and
• a rogue server and a network attached storage, said second distributed cache module verifies a file before transferring said file from said network attached storage.

A method for transferring a message between a first server that has a first cache and a second server that has a second cache, the second cache containing a file block, comprising:

• receiving a request for the file block by the first server;
• transmitting a request for the file block from the first server to the second server;
• transferring the file block from the second server to the first server;
• transmitting from the first server a message with a self assigned member ID to enter a context, wherein the context is a group of servers that have requested or will request access to a selected file;
• and
• transmitting from the second server to the first server a NACK message with a suggested member ID.

A distributed cache module for a system that includes a first server that has a first cache and a second server that has a second cache, comprising:

• a first distributed cache module that resides in the first server, said first distributed cache module receives a file request and generates a join message to join a context relating to the file request;
• wherein said first and second distributed cache modules each have a unique member ID in the context;
• and
• wherein said first distributed cache module assigns its own unique member ID that is transmitted with the join message.

A network, comprising:

• a first server that includes a first cache and a first distributed cache module, said first server receives a file request and generates a join message to join a context relating to the file request;
• a second server that includes a second cache and a second distributed cache module, said second distributed cache module receives the join message and transmits an ACK message to said first server;
• wherein said first and second distributed cache modules each have a unique member ID in the context, wherein the context is a group of servers that have access to a selected file;
• wherein said first distributed cache module assigns its own unique member ID that is transmitted with the join message;
• and
• wherein said second server transmits a NACK message with a suggested member ID.

A method for establishing a distributed cache between a first server that has a first cache and a second server that has a second cache, comprising:

• receiving a file request by the first server;
• broadcasting a join request message to join a file context relating to the file request;
• and,
• joining the file context, wherein the file context is a group of servers that have requested or will request access to a selected file;
• transmitting from the first server a self assigned member ID with the join message;
• and
• transmitting from the second server to the first server a NACK message with a suggested member ID.