Information processing system, storage system, storage device control apparatus and program

A storage system including:

• a first storage device controller connected to a first storage device;
• a second storage device controller connected to a second storage device;
• a first communication port that the first storage device controller has for transmission and reception of data;
• a second communication port that the second storage device controller has for transmission and reception of data;
• and
• a communicating portion for carrying out bi-directional communication between the first communication port and the second communication port, and having:
• a function for writing the data to be written to the first storage device also to the second storage device, the storage system comprising:
• a utilizing portion for utilizing the communicating portion, for communication in a direction for which a first application program run on the first information processing apparatus sets the first communication port and the second communication port respectively as the sender and the destination of data;
• and
• a utilizing portion for utilizing the communicating portion, for communication in a direction for which a second application program run on the second information processing apparatus sets the second communication port and the first communication port respectively as the sender and the destination of data.

A first information processing apparatus in an information processing system including:

• the first information processing apparatus having a first communication port for transmitting and receiving data;
• a second information processing apparatus having a second communication port for transmitting and receiving data;
• and
• a communicating portion for executing bi-directional communication between the first communication port and the second communication port,
• the first information processing apparatus comprising:
• a utilizing portion for utilizing the communicating portion, for communication in a direction for which an application program run on the first information processing apparatus sets the first communication port and the second communication port respectively as the sender and the destination of data.

A second information processing apparatus in an information processing system including:

• a first information processing apparatus having a first communication port for transmitting and receiving data;
• the second information processing apparatus having a second communication port for transmitting and receiving data;
• and
• a communicating portion for executing bi-directional communication between the first communication port and the second communication port, the second information processing apparatus comprising:
• a utilizing portion for utilizing the communicating portion, for communication in a direction for which an application program run on the second information processing apparatus sets the second communication port and the first communication port respectively as the sender and the destination of data.

A first storage device controller in a storage system including:

• the first storage device controller connected to a first storage device;
• a second storage device controller connected to a second storage device;
• a first communication port that the first storage device controller has for transmission and reception of data;
• a second communication port that the second storage device controller has for transmission and reception of data;
• and
• a communicating portion for carrying out bi-directional communication between the first communication port and the second communication port, and having;
• a function for writing the data to be written to the first storage device also to the second storage device, the first storage device controller comprising:
• a utilizing portion for utilizing the communicating portion, for communication in a direction for which an application program run on the first storage device controller sets the first communication port and the second communication port respectively as the sender and the destination of data.

A second storage device controller in a storage system including:

• a first storage device controller connected to a first storage device;
• the second storage device controller connected to a second storage device;
• a first communication port that the first storage device controller has for transmission and reception of data;
• a second communication port that the second storage device controller has for transmission and reception of data;
• and
• a communicating portion for carrying out bi-directional communication between the first communication port and the second communication port, and having:
• a function for writing the data to be written to the first storage device also to the second storage device, the second storage device controller comprising;
• a utilizing portion for utilizing the communicating portion, for communication in a direction for which an application program run on the second storage device controller sets the first communication port and the second communication port respectively as the sender and the destination of data.

A computer-readable medium containing a computer program software for causing an information processing system including:

• a first information processing apparatus having a first communication port for transmitting and receiving data;
• a second information processing apparatus having a second communication port for transmitting and receiving data;
• and
• a communicating portion for executing bi-directional communication between the first communication port and the second communication port, to execute the steps of:
• utilizing the communicating portion, for communication in a direction for which the first communication port and the second communication port are respectively set as the sender and the destination of data;
• and
• utilizing the communicating portion, for communication in a direction for which the second communication port and the first communication port are respectively set as the sender and the destination of data.

A computer-readable medium containing a computer program software for causing a storage system including:

• a first storage device controller connected to a first storage device;
• a second storage device controller connected to a second storage device;
• a first communication port that the first storage device controller has for transmission and reception of data;
• a second communication port that the second storage device controller has for transmission and reception of data;
• and
• a communicating portion for carrying out bi-directional communication between the first communication port and the second communication port, and having;
• a function for writing the data to be written to the first storage device also to the second storage device, to execute the steps of:
• utilizing the communicating portion, for communication in a direction for which the first communication port and the second communication port are respectively set as the sender and the destination of data;
• and
• utilizing the communicating portion, for communication in a direction for which the second communication port and the first communication port are respectively set as the sender and the destination of data.