KR101592860B1 - Distributed storage system using Internet of Things Device and operating method thereof - Google Patents

Abstract

The present invention relates to a small distributed data storage system and, more specifically, to a distributed data storage system using an Internet-of-Things (IoT) device, which enables a data storage to be easily built up without extra expenses by using one or more IoT devices used within a specific range, and minimizes the leakage of personal information, and to an operation method thereof. The distributed data storage system using an IoT device according to the present invention comprises: a storage device configured to provide a specific area of a storage thereof as a public storage area so that data supplied from a master is stored in the public storage, and to search, modify and delete the data stored in the public storage area according to requests by the master; and the master configured to have data storage configuration information including a list of IoT devices and a list of clients, which configure a data storage, to request data to be stored in the storage device according to a request by a registered client, and to perform data processing requests including searching, modification and deletion of the data stored in the public storage area, wherein an IoT device with the fastest processing speed among the IoT devices is set as the master through inter-communication among the IoT devices, and the other IoT devices excluding the master are set as the storage device.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a distributed data storage system and a method for operating the same,

The present invention relates to a small-scale distributed data storage system, and more particularly to a small-scale distributed data storage system in which at least one or more object Internet devices used in a certain space are used to easily construct a data storage without additional cost, And more particularly, to a distributed data storage system using an Internet appliance and a method of operating the same.

Recently, "Internet of Things" is being developed as a system for sharing information in daily life by connecting wired and wireless networks.

Object The Internet is a object space network that forms intelligent relationships such as sensing, networking, and information processing in a collaborative manner, without human intervention, on the three distributed environmental elements of human being and objects and services. Objects The major components of the Internet include not only household appliances in wired and wireless networks, but also human, vehicles, bridges, various electronic equipment, cultural properties, and physical objects that make up the natural environment. It evolves into a concept that interacts with all the information of the world.

Particularly, due to the development of the Internet of Things technology described above, various devices can be connected to the Internet, and a large number of Internet devices are provided in a home or a certain space, In order to provide various services using Internet devices, it is necessary to store data generated by these devices. This is also necessary in order to prevent leakage of sensitive information in a centralized storage for storing data in an external storage or a predetermined place, and for protecting personal data.

However, the conventional centralized data storage system is usually constructed as a large-capacity data storage, and it takes a lot of cost to maintain and manage it. Therefore, it is not suitable for processing and managing data generated in a home Internet appliance installed in a home or a certain space .

In addition, the information generated by the object Internet device is information such as information derived from a device closely related to the individual, such as an individual's blood pressure, blood glucose level, weight, and lifestyle, and this information is important information for an individual using the object Internet device But it can be denied to the data store itself because it is less valuable to certain organizations capable of operating the data storage system.

In addition, although the problem of leakage of personal information may be caused by hackers, the leakage of personal information closely related to personal life can be fatal depending on the individual, because it can be caused by the abuse of the authority of the server administrator.

[Prior Art]

1. Korean Patent Laid-Open Publication No. 2014-0045738 (entitled: Cloud Storage System)

2. Korean Patent Laid-Open Publication No. 2014-0049202 (entitled " Distributed Data Storage Management System &

Accordingly, the present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a data storage apparatus and a data storage method that can easily create a data storage without adding any additional cost using at least one or more object Internet apparatuses used in a certain space, The present invention relates to a distributed data storage system using an Internet appliance and a method of operating the same.

According to an aspect of the present invention, there is provided a method for providing a common storage area of one of its own storage, storing data provided from the master in a common storage area, And a data storage configuration information including a list of object Internet apparatuses and a list of clients constituting a data storage, and is configured to perform a search for a request from a registered client And a master configured to request data storage to the storage device and to perform a data processing request including search, modification, and deletion of data stored in a common storage area of the storage device, The fastest throughput through communication is Internet And the remaining Internet devices other than the master are set as storage devices, and at least one storage device is set as a standby master device in the order of the highest processing speed among the object Internet devices set as the storage device, And the storage device set as the spare master communicates with the master to store the list of the data storage constituent devices and the client list stored in the master. If it is determined that an error occurs in communication with the master, the storage device is configured to operate as a master A distributed data storage system using object Internet devices is provided.

Also, the master is set as a object Internet device having the highest processing speed among a plurality of object internet devices set in the same data storage group.

Also, a plurality of object internet appliances having current power supply / demand status less than a predetermined reference level are excluded from a master setting target.

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In addition, the master may store, modify, delete, and retrieve data by broadcasting to the plurality of storage devices in response to a request of a client, and may store, modify, delete, And a search process is performed on the Internet.

In addition, the master may store at least one of a sequential order in which the storable capacity is large, a sequence close to the client, or a predetermined device selection sequence including a sequence in which the battery capacity is large in the common storage area of the storage devices, The distributed data storage system is configured to store data by selecting a storage device based on the selection procedure described above.

Also, the storage provided in the storage device is configured to include a boundary area between the personal storage area and the common storage area, the boundary area being a predetermined storage area for distinguishing the personal storage area and the common storage area. / RTI >

The master is configured to perform mutual direct communication by providing relative access information to the client and the stored storage device when the storage device is selected or searched for the data processing service request of the client. A distributed data storage system using an Internet appliance is provided.

According to another aspect of the present invention, there is provided a method for controlling a plurality of object Internet devices, the method comprising the steps of: Wherein the set master includes a second step of storing a list of object Internet devices and a list of clients provided from the outside as data storage configuration information that constitute a data storage created by communicating with a third party internet appliance, A third step of setting the remaining object Internet devices as a storage device, a fourth step of setting a certain area of the storage device set in the third step as a common storage area, the master device being registered in the second step In response to a service request from a client, And a fifth step of performing data management processing including search, modification and deletion of data stored in a common storage area of the storage device, At least one storage device is set as a spare master, and a storage device set as a spare master communicates with a master to store a list of data storage constituent devices and a client list stored in the master, and the master And a storage device set as a standby master operates as a master when an abnormality occurs in communication with the distributed Internet data storage device.

In addition, in the fourth step, the storage device divides the storage into a personal storage area and a common storage area, and establishes a border area between the personal storage area and the common storage area, A method of operating a distributed data storage system using an Internet appliance is provided.

In addition, in the first step, the master is set to the object Internet device having the highest processing speed among the plurality of object internet devices set in the same data storage group. / RTI >

The first step is to set the master by mutually transmitting and receiving the result output times obtained by performing one test operation among the plurality of test operations including the Fibonacci sequence operation in the multi-object internet appliance. A method of operating a distributed data storage system using an Internet appliance is provided.

The first step is to exclude the object Internet devices whose current power supply / demand status is less than a predetermined reference level from the object of master setting, and a method of operating the distributed data storage system using the object Internet device is provided.

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The fifth step may include broadcasting the data storage request information to the plurality of storage devices in response to a data storage request of the client from the master, Calculating a currently available storage capacity in the common storage area and providing the storage capacity to the master as response information together with the identification code of the storage device; Wherein the master comprises: providing data to be stored in the selected storage device; and storing the data provided from the master in the common storage area in the storage device. Distributed distributed data storage system Twenty method is provided.

In addition, the storage device provides the response information including the presently storable capacity as a master, and the master may include a sequence of a larger storage capacity, a closer order to the client, or a larger battery capacity among the responding storage devices And selecting a storage device based on at least one selection order among the selected device selection procedures, and storing the data.

The fifth step may include broadcasting data retrieval request information including a data index to the plurality of storage devices in response to a data retrieval request of the client from the master, Searching for a data index requested to be searched in the common storage area based on the information, providing response information including data requested to be searched in the storage device to the master, And providing the requested data to the client. The method of operating a distributed data storage system using the object-oriented Internet appliance is provided.

The method includes the steps of: temporarily storing information about a storage device provided with response information as data requested to be searched by the master; and when a request for modification / deletion of the search data is made from a client requesting data search by the master, Providing data modification / deletion request information including a data index to a corresponding storage device using a temporarily stored storage device identification code, storing the data modification / deletion request information in a common storage area Searching for an index of the corresponding data in the database, and performing a correction or deletion process on the retrieved data. The method of operating a distributed data storage system using the object Internet apparatus is also provided.

In addition, the method may further include the steps of: providing the master device with data modification or deletion completion information after performing modification or deletion processing in the storage device; The method of claim 1, further comprising the step of providing the client with data modification or deletion completion information in addition to clearing the information.

In addition, the master may further include a sixth step of, when a storage device is selected or searched for a data processing service request of the client, performing direct communication with each other by providing relative access information with the client and the stored storage device The method comprising the steps of: (a) receiving a data service request from the Internet service provider;

According to the present invention, it is possible to easily construct a distributed data store without adding any additional cost by using at least one or more object Internet devices used in a certain space.

In addition, the present invention permits data storage access only to clients set by a user, thereby preventing leakage of personal information by a third party.

1 is a conceptual diagram of a distributed data storage system using an Internet appliance according to the present invention.
FIG. 2 is a functional diagram of a distributed data storage system using the Internet appliance shown in FIG. 1; FIG.
3 is a view showing a storage configuration of the storage device 200 shown in FIG. 2. FIG.
FIGS. 4 to 7 illustrate operations of the distributed data storage system shown in FIG. 2. FIG.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Basically, one distributed data storage system is constructed by using a plurality of object Internet devices provided in a certain space.

1 is a conceptual diagram of a distributed data storage system using an Internet appliance according to the present invention.

As shown in FIG. 1, a distributed data storage system using an Internet appliance according to the present invention comprises a plurality of Internet apparatuses (IoT) configured to communicate with each other, One object Internet device IoT that meets predetermined conditions is automatically set as a master and the remaining object Internet devices IoTs are set as storage devices that provide their own storage space. At this time, the setting process of the master is adaptively performed according to a change in the system environment, such as a change in the current state of the master or a new object Internet appliance.

Here, the master is set as the object Internet device having the highest processing speed among the plurality of object internet devices set in the same data storage group, and more specifically, the object processing device having the highest processing speed. For example, the plurality of object Internet devices mutually transmit and receive the result output times obtained by performing one selected test operation process of one of a plurality of test operations including a Fibonacci sequence operation process, Can be automatically set as the master Internet device, that is, the object Internet device having the fastest calculation processing speed. Here, since the performance of the test operation does not depend on the time or the situation, the test operation is performed once for the newly acquired device. That is, when a new device is added, an arithmetic processing test is performed only for the new device, and the result is compared with the processing speed of existing devices, and the master is changed or set as a storage device, To the storage list.

In the setting of the master, the power supply status of the residual battery or the like is checked between the object internet apparatuses so that the object internet apparatus is excluded from the master setting target when the power supply status is below a certain reference level . In addition, the object Internet apparatus operating as a master can monitor the power supply status of itself and change the master to another object internet apparatus when the level is below a certain reference level. This is to stabilize the operation of the data storage based on the power supply status of the Internet appliance of the object, thereby providing the client's request more effectively and reliably.

Further, in the present invention, the reserve master authority can be set for the storage devices having the highest processing speed among the object Internet devices set as the storage device. At this time, at least one storage device to which the preliminary master authority is set can be set. If it is determined that an abnormality such as a failure to communicate with the master is generated, the storage device having the preliminary master right is automatically operated as a master so that the operation of the data storage system according to the present invention can be stabilized It is for this reason. At this time, the storage device having the preliminary master authority is configured to communicate with the master and to share the data storage driving information stored in the storage space for the master operation with the master.

FIG. 2 is a functional diagram of a distributed data storage system using the Internet appliance shown in FIG. 1. FIG.

As shown in FIG. 2, the distributed data storage system using the object Internet device includes a master 100, which is one object Internet device, and a storage device 200, which is composed of a plurality of object internet devices, . At this time, N object Internet apparatuses constituting one data storage system are set as one master 100 and N-1 storage apparatuses 200. The client 1 communicating with the master 100 may be located within a certain space, and may be the client 1 set as the storage device 200 according to the situation.

The master 100 generally manages the distributed data storage system according to the present invention. That is, the master 100 stores a list of object Internet apparatuses constituting a data store and data storage configuration information including a client list. The object Internet appliance list is an identification code list corresponding to a device set as the same data store, that is, a master and a storage device. The client list is a legitimate client identification code list registered with the service. Here, the list of object Internet devices is automatically formed through the communication between the object internet devices set in the same data storage group, and the client list can be set by the user.

The object Internet device set as the master 100 communicates with the client 1 and stores data provided from the client 1 in the storage device 200 according to a request from the client 1 registered in the list And to perform a series of data management processing including searching, modifying, and deleting data stored in the storage device 200. [

 At this time, since the master 100 does not have the storage location information of the data stored in the storage device 200 in order to reduce the task, Delete, and retrieve data through communication with the storage device 200 performing and responding to a service request including storing, retrieving, modifying, and deleting data by broadcasting .

In addition, the master 100 may request a data storage request from the client 1 in the order of a larger storage capacity or a closer order to a client or a larger battery capacity among the storage devices 200 responding thereto And may select the storage device based on at least one of the selected device selection procedures and store the data. At this time, when the master 100 requests a storage capacity of which the size of data requested to be stored by the client 1 is larger than a predetermined size, the master 100 may distribute and store the data in the plurality of storage devices 200.

In addition, the master 100 may select a storage device based on the storage capacity and the battery capacity of the storage device 200 responding to the data storage request from the client 1, and store the data. At this time, the master 100 assigns a predetermined weight to the current storable capacity and the battery capacity of the responding storage device 200 and performs arithmetic processing on the current storable capacity and the battery capacity, thereby storing data in the order of the storage devices 200 having the highest value . For example, it is preferable that the weight is set so that a larger value is set to the storable capacity than the battery capacity.

Meanwhile, the storage device 200 is configured to provide a certain area of the storage device 200 as a common storage area. FIG. 3 is a diagram illustrating a configuration of a storage device operated in the storage device 200. As shown in FIG. 3, the storage device 200 is configured to include a boundary area between a personal storage area and a common storage area. That is, the storage device 200 stores the data generated according to the operation of the object Internet device in the personal storage area of the storage, and the data provided from the master 100 is stored in the common storage area of the storage. At this time, the storage device 200 can automatically set a storage area of a usable capacity to the common storage area or set a common storage area with a capacity set by the user. Here, the common storage area is set as a certain area at the end of the storage area as shown in FIG. 3, and is set to a certain area from the beginning of the personal storage area storage area. In addition, the border area can be configured by recording demi data so that it can not store data, and can be a part of available capacity of the storage. That is, the usable storage area of the storage consists of a border area and a common storage area.

In addition, the storage device 200 provides service response information to the master 100 for a service request from the master 100. At this time, the storage device 200 provides the master 100 with response information including its own identification code and storable capacity in response to the data storage request. Here, the response information for the data storage request may further include a battery capacity. Also, the storage device 200 searches the common storage area for the service request for the specific data stored in the current common storage area from the master 100, and when the data is retrieved, And provides the identification code and the retrieved data to the master 100. When there is a modification or deletion request for the data retrieved from the master 100, the corresponding processing is performed.

Next, a data processing method of the distributed data storage system using the object Internet apparatus having the above-described configuration will be described with reference to FIG. 4 to FIG.

First, a user performs a data storage registration process for providing a data storage service to a plurality of object Internet devices.

In step ST10, the object Internet apparatuses having the highest processing performance are automatically set to the master 100 by performing mutual communication among the multiple object internet apparatuses registered in the data store in the above-described state.

At this time, in step ST20, the master 200 automatically stores the data storage configuration information including the list of the object Internet devices and the client list constituting the data storage (ST20). Here, the object Internet apparatus list can be automatically set up through communication between the object Internet apparatuses, and the client list is a legitimate client terminal in which the use of the distributed data storage system according to the present invention is registered and set by the user. For example, the client terminal may be a mobile terminal capable of wireless communication, such as a cellular phone, a health care device, a power use device, and the like.

Meanwhile, the rest of the Internet devices other than the master 100 set in step ST10 are automatically set to the storage device 200 providing a certain storage space (ST30). At this time, at least one storage device is set as a spare master in the order of the highest processing speed among the object Internet devices set in the storage device 200, and the storage device set as the spare master sets a data storage device list The client list may be stored and automatically operated as a master when it is determined that a failure such as communication with the master has occurred.

In step ST40, the automatically set storage device 200 sets a usable storage area of its own storage as a common storage area (ST40). That is, the storage device 200 sets a storage as a private storage area and a common storage area as shown in FIG. 3. In order to stably distinguish the personal storage area and the common storage area, To form a boundary region.

Meanwhile, when the master 100 receives a service request from the registered client 1, the master 100 provides the service request information to the storage device 200 by broadcasting (ST50). Here, the service requested from the client 1 to the master 100 may be at least one of storage of new data or search, modification, and deletion of stored data. At this time, the master 100 provides service request information including index information about stored data to the storage device 200 for searching, modifying and deleting stored data.

The storage device 200 provides the master 100 with response information including at least one of the storable capacity and the service request data of the common storage area with respect to the service request information from the master 100 (ST60) . That is, the storage device 200 provides the master 100 with the response information including its own identification code and the storable capacity of the common storage area in response to the data storage request from the master 100, The master 100 provides its own identification code and service request data.

The master 100 stores data in a common storage area of the storage device 200 based on response information provided from the storage device 200 or transmits data provided from the storage device 200 to a corresponding client 1 Or performs correction or deletion processing on the search data with the storage device 200 (ST70).

5 to 7 are views for explaining in detail the operation of the data storage processing, the data search processing, and the data modification / deletion processing in the distributed data storage system using the object Internet apparatus according to the present invention .

1. Data storage (FIG. 5)

4, the master 100 and the storage 200 are automatically set up by performing mutual communication among the plurality of Internet devices registered in the data storage, and the data storage configuration information is stored in the master 100, (200) sets a certain area of its storage as a common storage area.

In the above state, when the master 100 receives a data storage request from the client 1, the master 100 provides the data storage request information to the storage device 200 by broadcasting (ST 510).

The storage device 200 calculates the storage capacity currently available in the common storage area of the storage based on the data storage request received from the master 100 and provides the storage capacity to the master 100 as response information together with its own identification code (ST520). At this time, the storage device 200 may further provide its own current battery capacity to the response information to the master 100.

The master 100 selects a storage device 200 to store data based on response information provided from at least one storage device 200 (ST 530). At this time, the master 100 determines whether the storage capacity of the storage devices 200 responding to the request is higher or lower than that of the storage device 200 The storage device 200 can be selected. For example, the master 100 may select the storage device 200 based on the current storage capacity and battery capacity of the responding storage device 200. When the size of data to be stored is larger than a certain size, more specifically, when the size of data to be stored is larger than the storable capacity of one storage device 200 having the maximum storage capacity, It is possible to select a plurality of storage devices 200 so that all of the storage devices 200 can be stored.

Then, the master 100 provides data to be stored in the storage device 200 selected in ST 530 (ST 540). At this time, if the size of data to be stored is larger than a predetermined size, the master 100 divides the data into a plurality of pieces of data, and provides the divided pieces of data to a plurality of different storage devices 200. That is, the master 100 may divide the data and store the divided data in the plurality of storage devices 200.

The storage device 200 stores the data provided from the master 100 in its storage common storage area in step ST540 (ST550).

 2. Data retrieval (Figure 6)

When the master 100 receives a data retrieval request from the client 1, the master 100 provides the data retrieval request information to the storage device 200 by broadcasting (ST 610). At this time, the data retrieval request information includes an index of data to be retrieved.

The storage device 200 searches an index of data requested to be searched in the common storage area of the storage based on the data search request received from the master 100 (ST620).

When the index of the data requested to be searched in the common storage area is retrieved in step ST620, the storage device 200 reads the corresponding data and provides it as response information to the master 630 together with its own identification code (ST630 ). At this time, the storage device 200 does not provide the response information to the master 630 if the index of the data requested to be searched in the common storage area is not retrieved.

When the response information for data retrieval is received from the storage device 200, the master 200 provides the received data to the client 1 requesting data retrieval (ST 640).

 3. Data modification / deletion (Fig. 7)

Generally, the data modification / deletion processing is performed after the data is retrieved and the retrieved data is confirmed. Hereinafter, the data retrieval processing shown in FIG. 6 is performed and the retrieved data is provided to the client 1 (ST 640) The operation after this will be described.

The master 100 retrieves data requested by the client 1 from the client 1 and provides the retrieved data to the client 1 (ST 640 in FIG. 6), and the master 100 identifies the storage device 200 The code is temporarily stored (ST710).

When the master 100 receives a request for modification / deletion of the search data from the client 1, the master 100 uses the temporary storage device 200 identification code to modify / delete the corresponding data to the storage device 200 And provides the request information (ST720). At this time, the data modification / deletion request information includes an index of data to be modified / deleted and a processing request of modification or deletion processing.

The storage device 200 searches the index of the corresponding data in the common storage area of the storage based on the data modification / deletion request information received from the master 100, and then performs the modification or deletion processing on the retrieved data ST730).

In addition, the storage device 200 performs modification or deletion processing, and then provides data modification or deletion completion information to the master 100 (ST 740).

The master 100 clears information of the corresponding storage device 200 temporarily stored based on the reception of the completion information provided from the corresponding storage device 200 in step ST740, (ST750).

That is, according to the embodiment, the distributed data storage can be easily constructed without adding any additional cost by using at least one or more Internet devices used in a certain space.

In the above embodiment, the data processing service between the client 1 and the storage device 200 is provided through the master 100. However, the master 100 stores the data processing service request of the client 1 In the case where the device 200 is selected or searched and designated, the client 1 and the stored storage device 200 may provide relative access information to perform mutual direct communication to perform data processing . This is to reduce the load of the master 100 and to enable more responsive and active interaction between clients and Internet devices, thereby reducing the overall communication load on the Internet and fast response.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications and variations without departing from the spirit and scope of the invention. Accordingly, the scope of the appended claims should include all such modifications and changes as fall within the scope of the present invention.

1: client, 100: master,
200: Storage device.

Claims (20)

A certain area of the storage is provided as a common storage area to store the data provided from the master in the common storage area and to search, modify, and delete data stored in the common storage area according to a request from the master Comprising:
And a data storage configuration information including a list of object Internet devices constituting a data storage and a list of clients, and requests data storage in the storage device according to a request from a registered client, A master configured to perform a data processing request including retrieving, modifying, and deleting stored data,
Wherein the object Internet device having the fastest processing speed is set as the master through the mutual communication between the multiple object internet devices and the remaining object internet devices except the master are set as the storage devices, The storage device set as the spare master communicates with the master to store a list of data storage constituent devices and a list of clients stored in the master, Is configured to operate as a master when it is determined that an abnormality has occurred in communication of the Internet. The method according to claim 1,
Wherein the master is set as a object Internet device having the highest processing speed among a plurality of object internet devices set to the same data storage group. The method according to claim 1,
Wherein the plurality of object internet appliances are excluded from the master setting target object internet appliances whose current power supply / demand status is less than a predetermined reference level. delete The method according to claim 1,
The master performs a storing, modifying, deleting, and retrieval of data by broadcast to the plurality of storage devices in response to a request of a client, and stores, corrects, deletes, and retrieves Wherein the distributed data storage system is configured to perform the processing of the object data. 6. The method of claim 5,
The master may select at least one of a sequence of a large storage capacity or a sequence close to a client or a preset device selection sequence including a sequence of a large battery capacity in a common storage area of a storage device among storage devices responding to a data storage request And selecting the storage device based on the order of the storage devices and storing the data. The method according to claim 1,
Wherein the storage provided in the storage device includes a boundary area that is a predetermined storage area for distinguishing between the personal storage area and the common storage area. The method according to claim 1,
Wherein the master is configured to perform mutual direct communication by providing relative access information to a client and a stored storage device when a storage device is selected or searched for a data processing service request of the client, Distributed Data Storage System Using. A first step in which the object Internet apparatuses having the highest processing speed are set as masters by performing mutual communication among the plural object internet apparatuses;
The master set in the first step stores a list of object Internet apparatuses constituting a data store created by communicating with other internet apparatuses and a list of clients provided from the outside as data store configuration information,
A third step of setting the rest of the Internet devices other than the master set in the first step as a storage device,
A fourth step of setting a certain area of the storage device set in the third step as a common storage area,
The master stores data in a common storage area of the storage device according to a service request from the client registered in the second step and includes search, modification and deletion of data stored in the common storage area of the storage device And a fifth step of performing a data management process for performing the data management process,
In the third step, at least one or more storage devices are set as spare masters, and the storage device set as the spare master communicates with the master to set a data storage Storing a device list and a client list, and configuring a storage device set as a spare master to operate as a master when an error occurs in communication with the master. 10. The method of claim 9,
In the fourth step, the storage device is configured to divide the storage into a personal storage area and a common storage area, and to form a border area between the personal storage area and the common storage area, A method of operating a distributed data storage system using an Internet appliance. 10. The method of claim 9,
Wherein, in the first step, the master is set as the object Internet device having the highest processing speed among the plurality of object internet devices set to the same data storage group. 10. The method of claim 9,
Wherein the first step sets a master by transmitting and receiving a result output time obtained by performing one test operation among a plurality of test operations including a Fibonacci sequence operation in a multi- A method of operating a distributed data storage system. 10. The method of claim 9,
Wherein the first step excludes the object Internet appliance whose current power supply / demand status is below a predetermined reference level from the master setting object. delete 10. The method of claim 9,
The fifth step includes broadcasting the data storage request information to the plurality of storage devices with respect to the data storage request of the client at the master,
Calculating a currently usable storage capacity in a common storage area of the storage based on a data storage request received from the master in the storage device and providing the storage capacity together with its own identification code to the master as response information,
Selecting a storage device to store data based on response information provided from at least one storage device in the master,
The master providing data to be stored in the selected storage device,
And storing the data provided from the master in the common storage area in the storage device. 16. The method of claim 15,
Wherein the storage device provides response information including a current storage capacity to a master,
The master selects a storage device based on at least one or more selection procedures of a storage device having a larger storage capacity or a closer order to a client or a preset device selection sequence including a larger battery capacity, Wherein the method comprises the steps of: 10. The method of claim 9,
The fifth step may include broadcasting data retrieval request information including a data index to the plurality of storage devices for a data retrieval request of a client from the master,
Searching for a data index requested to be searched in the common storage area based on the data search request information received from the master in the storage device,
Providing response information to the master, the response information including data requested to be retrieved from the storage device;
And providing the requested data provided by the master from the storage device to the corresponding client. 18. The method of claim 17,
Temporarily storing information on a storage device provided with response data as data requested to be searched by the master;
When a request for modification / deletion of the retrieval data is made from the client requesting the data retrieval from the master, the data editing / deleting request information including the data index is provided to the corresponding storage device using the temporary storage device identification code step,
Further comprising the step of retrieving an index of the data in the common storage area based on the data modification / deletion request information received from the master in the storage device, and then performing a modification or deletion processing on the retrieved data Wherein the method comprises the steps of: 19. The method of claim 18,
Providing the data modification or deletion completion information to the master after performing the modification or deletion processing in the storage device;
The master may further include a step of clearing the storage device information temporarily stored based on the reception of the completion information provided from the storage device and providing the data modification or deletion completion information to the client. A method of operating a distributed data storage system using Internet devices. 10. The method of claim 9,
The master may further include a sixth step of, when a storage device is selected or searched for a data processing service request of the client, performing direct communication with each other by providing relative access information to the client and the stored storage device Wherein the distributed data storage system is a distributed data storage system using object Internet devices.

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