Intelligent Distributed Storage Service System and Method

• US 20150248253A1
• Filed: 09/11/2013
• Published: 09/03/2015
• Est. Priority Date: 09/13/2012
• Status: Abandoned Application

• Current Assignee: Hyosung ITX Company Limited
• Original Assignee: Hyosung ITX Company Limited
• Inventors: Kim, Tae Hoon, Kim, Yong Kwang
• Application Number:
  US14/427,503
• Publication Number:
  US 20150248253A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: G06F 11/3442 for planning or managing the needed capacity
• CPC Class Codes: G06F 11/3485 for I/O devices
• CPC Class Codes: G06F 16/24578 using ranking
• CPC Class Codes: G06F 16/951 Indexing; Web crawling techniques
• CPC Class Codes: G06F 3/0611 in relation to response time
• CPC Class Codes: G06F 3/0619 in relation to data integrity, e.g. data losses, bit errors
• CPC Class Codes: G06F 3/0626 Reducing size or complexity of storage systems
• CPC Class Codes: G06F 3/0643 Management of files
• CPC Class Codes: G06F 3/0665 at area level, e.g. provisioning of virtual or logical volumes
• CPC Class Codes: G06F 3/067 Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
• CPC Class Codes: H04L 67/02 based on web technology, e.g. hypertext transfer protocol [HTTP]
• CPC Class Codes: H04L 67/1097 for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
• CPC Class Codes: H04L 67/131 Protocols for games, networked simulations or virtual reality

Abstract

Disclosed is an intelligent distributed storage service system comprising: a web server configured to receive selection information including a virtual storage capacity necessary for a virtual storage service, the number of storage nodes, storage node types, and a distribution method from the terminal when the terminal requests the virtual storage service; at least one storage node configured to generate a virtual disk volume according to external control; a control center server configured to monitor available capacities and usage states of the storage nodes, determine a storage node corresponding to the selection information among the monitored storage nodes, and control the determined storage node to generate the virtual disk volume; and a database (DB) configured to store information of the storage node and virtual disk volume information of the user.

Claims

1. An intelligent distributed storage service system connected to at least one user terminal through a network, the system comprising:

a web server configured to receive selection information including a virtual storage capacity necessary for a virtual storage service, the number of storage nodes, storage node types, and a distribution method from the terminal when the terminal requests the virtual storage service;

at least one storage node configured to generate a virtual disk volume according to external control;

a control center server configured to monitor available capacities and usage states of the storage nodes, determine a storage node corresponding to the selection information among the monitored storage nodes, and control the determined storage node to generate the virtual disk volume; and

a database (DB) configured to store information of the storage node and virtual disk volume information of the user.

2. The intelligent distributed storage service system of claim 1, wherein, when the terminal requests the virtual storage service, the web server requests the terminal to input a necessary virtual storage capacity, storage node types to be generated, the number of storage nodes, and a distribution method, and

when the virtual storage capacity, the storage node types, the number of storage nodes, and the distribution method arc input from the terminal, the web server transfers the input information to the control center server.

3. The intelligent distributed storage service system of claim 2, wherein the control center server calculates a capacity required by the respective storage nodes by dividing the input capacity by the number of necessary storage nodes, determines the storage node corresponding to the selection information among storage nodes having capacities 1.5 times or more the capacity required by the respective storage nodes, and controls the determined storage node to generate the virtual disk volume.

4. The intelligent distributed storage service system of claim 3, wherein the control center server calculates values by multiplying an available capacity, a disk input and output (I/O) average ranking, a central processing unit (CPU) usage rate average ranking, a memory usage rate, and a network I/O average ranking of each storage node by weights using the available capacities and the usage states of the storage nodes, adds the values, determines a storage node to configure a virtual storage according to rankings of sums, and controls the determined storage node to generate the virtual disk volume.

5. The intelligent distributed storage service system of claim 2, wherein the control center server selects, from among the storage nodes, a storage node satisfying a condition given below:

[Capacity currently remaining in node]>

[Total capacity of virtual storage to be generated/(Number of storage spaces to be generated/Number of replications)](When the number of replications is zero, the division is not performed).

6. The intelligent distributed storage service system of claim 1, wherein the control center server controls the determined storage node to generate the virtual disk volume, and the determined storage node generates the virtual disk volume.

12. The intelligent distributed storage service system of claim 2, wherein the control center server controls the determined storage node to generate the virtual disk volume, and the determined storage node generates the virtual disk volume.

13. The intelligent distributed storage service system of claim 3, wherein the control center server controls the determined storage node to generate the virtual disk volume, and the determined storage node generates the virtual disk volume.

14. The intelligent distributed storage service system of claim 4, wherein the control center server controls the determined storage node to generate the virtual disk volume, and the determined storage node generates the virtual disk volume.

15. The intelligent distributed storage service system of claim 5, wherein the control center server controls the determined storage node to generate the virtual disk volume, and the determined storage node generates the virtual disk volume.

7. An intelligent distributed storage service method connected to at least one user terminal through a network, the method comprising:

requesting, by the terminal, a virtual storage service from a web server;

receiving, by the web server, selection information including a virtual storage capacity necessary for the virtual storage service, a number of storage nodes, storage node types, and a distribution method from the terminal;

calculating, by a control center server, a capacity required by the respective storage nodes by dividing the input virtual storage capacity by the number of necessary storage nodes with reference to the selection information;

determining, by the control center server, a storage node corresponding to the selection information among nodes having capacities 1.5 times or more the capacity required by the respective storage nodes;

controlling, by the control center server, the determined storage node to generate a virtual disk volume; and

generating, by the determined storage node, the virtual disk volume according to the control of the control center server.

8. The intelligent distributed storage service method of claim 7, wherein the determining of the storage node corresponding to the selection information comprises:

calculating values by multiplying an available capacity, a disk input/output (I/O) average ranking, a central processing unit (CPU) usage rate average ranking, a memory usage rate, and a network I/O average ranking of each storage node by weights using available capacities and usage states of the storage nodes, and adding the values; and

determining a storage node having a sum whose ranking is included in rankings of the number of necessary storage nodes as the corresponding storage node.

9. The intelligent distributed storage service method of claim 8, further comprising storing, by the control center server, information on the generated virtual disk volume of the user in a database (DB).

10. The intelligent distributed storage service method of claim 9, wherein the receiving of the selection information by the web server comprises:

when the terminal requests the virtual storage service, requesting the terminal to input a necessary virtual storage capacity, storage node types to be generated, the number of storage nodes, and a distribution method; and

when the virtual storage capacity, the storage node types, the number of storage nodes, and the distribution method are input from the terminal, transferring the input information to the control center server.

11. The intelligent distributed storage service method of claim 8, wherein the calculating values by multiplying an available capacity, a disk I/O average ranking, a CPU usage rate average ranking, a memory usage rate, and a network I/O average ranking of each storage node by weights using the available capacities and the usage states of the storage nodes, and the adding the values comprises calculating the available capacity, the disk I/O average ranking, the CPU usage rate average ranking, the memory usage rate, and the network I/O average ranking using equations given below:

1. Disk free score=(Disk free÷

Disk total)×

100×

Weight 1

2. Disk I/O score=(100−

(Disk I/O average ranking÷

Total number of storage nodes))×

100×

Weight 2

3. Network I/O score=(100−

(Network I/O average ranking÷

Total number of storage nodes))×

100×

Weight 3

4. CPU usage score=(100−

CPU usage average rate)×

Weight 4

5. Memory usage score=((Free size+Cached size)÷

Total size) average value×

100×

Weight 5.