KR20130011641A - Apparatus and method for maintaining communication service in archive system - Google Patents

Apparatus and method for maintaining communication service in archive system Download PDF

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Publication number
KR20130011641A
KR20130011641A KR1020110072939A KR20110072939A KR20130011641A KR 20130011641 A KR20130011641 A KR 20130011641A KR 1020110072939 A KR1020110072939 A KR 1020110072939A KR 20110072939 A KR20110072939 A KR 20110072939A KR 20130011641 A KR20130011641 A KR 20130011641A
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KR
South Korea
Prior art keywords
drive bay
communication port
address
board computer
single board
Prior art date
Application number
KR1020110072939A
Other languages
Korean (ko)
Inventor
조만석
Original Assignee
주식회사 히타치엘지 데이터 스토리지 코리아
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 주식회사 히타치엘지 데이터 스토리지 코리아 filed Critical 주식회사 히타치엘지 데이터 스토리지 코리아
Priority to KR1020110072939A priority Critical patent/KR20130011641A/en
Publication of KR20130011641A publication Critical patent/KR20130011641A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/163—Interprocessor communication
    • G06F15/17—Interprocessor communication using an input/output type connection, e.g. channel, I/O port
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0328—Containers for flat record carriers the disc having to be extracted from the cartridge for recording reproducing, e.g. cooperating with an extractable tray
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automatic Disk Changers (AREA)

Abstract

PURPOSE: A communication service maintenance apparatus and method are provided to continuously maintain a communication service operating in the first drive bay by using one arbitrary communication port of a single board computer included in a second drive bay while replacing a first drive bay. CONSTITUTION: A robot controller(1051) assigns a unique first IP address to a first communication port and a second communication port of a first single board computer(SBC)(1071) included in a first drive bay(107). The robot controller assigns a unique second IP address to a first communication port and a second communication port of a second single board computer(1091) included in a second drive bay(109). While replacing the first drive bay, the robot controller assigns the first IP address to arbitrary one communication port of the second single board computer.

Description

Apparatus and method for maintaining communication service in archive system}

The present invention relates, for example, to an apparatus and method for maintaining communication services in an archive system having at least two drive bays.

Recently, an archive system has been widely used and commercialized. In the archive system, for example, as illustrated in FIG. 1, a rail is provided on the side of the main chassis 101. Because 102 is installed, several archive systems can be layered in a rack of a data center.

In addition, a cooling fan is provided in a rear cover 103 provided on the rear side of the archive system, and in the center of the main chassis 101, a linear guide 104 is arranged in a horizontal direction. A Disc Picker Robot 105 is installed which moves to.

Then, when the front door 106 of the archive system is opened, the user extracts the disc cartridge 108 provided on both sides of the disc picker robot 105 to the outside, or Can be inserted inside

On the other hand, a drive bay is installed at the rear of the disk cartridge 108. For example, since 250 optical disks may be stored in the disk cartridge 108, both disk cartridges may be provided. Up to 500 optical discs can be stored.

In addition, since six optical disc drives (ODDs) are installed in the drive bay, drive bays 107 installed on the left side of the disc picker robot 105 and right side of the drive bays, for example, are installed on the drive bay. In the installed drive bay 108, up to 12 optical discs are inserted to simultaneously perform data recording or reproducing operations.

Meanwhile, the drive bays 107 and 108 may be referred to as drive bay field replacement units (FPUs), for example, and as shown in FIG. 2, three internal connectors 201 and a single board computer SBC. It may consist of a single board computer 203, and a hard disk 203 and six optical disk drives 206, the six optical disk drives 206 being firmly secured by a stabilizer 205. Is fixed.

As shown in FIG. 3, the disc picker robot 105 includes a main frame 1501, a motor 1502, a kicker 1503, and a picker. It may be composed of 1054, for example, on both sides of the main frame 1501 having a shoulder shape, two step motors and two kickers, respectively, Can be.

In addition, by the rotation operation of the kicker 1503, the optical disk extracted from the disk cartridge is inserted into the picker 1054, for example, two optical disks may be simultaneously inserted into the picker 1054. The disk picker robot 105 inserts an optical disk into an arbitrary optical disk drive through a center moving path of the drive bay 107 on the left side and the drive bay 109 on the right side.

On the other hand, as shown in FIG. 4, in the first single board computer 1071 of the first drive bay 107 provided on the left side of the disk picker robot 105, for example, a Gig-Ethernet hub 1100. The MAC address 10.10.1.10 may be assigned as a unique first IP address for communicating with the archive server 1200 that provides various communication services through the AP.

The second single board computer 1091 of the second drive bay 109 installed on the right side of the disk picker robot 105 may include an archive server that provides various communication services through the Gig-Ethernet hub 1100. As a unique second IP address for communicating with 1200, a MAC address 10.10.1.11 may be assigned.

The first single board computer 1071 and the second single board computer 1072 perform an interface operation with the robot controller 1051 for controlling the operation of the disk picker robot 105 and the archive server. A communication service with the 1200 is performed in real time to perform data recording or reproducing operation of the optical disc.

However, for example, as shown in FIG. 5, when the user extracts the first drive bay 107 and replaces it with another drive bay, the communication of the archive server 1200 is suddenly disconnected. Therefore, there is a problem that can no longer maintain a communication service that is running or waiting in real time.

The present invention, for example, in an archive system having at least two drive bays, allows a user to continue to maintain a communication service that is running or waiting in real time even if the user extracts and replaces any one drive bay. An apparatus and method for maintaining a communication service in an archive system are provided.

The method for maintaining a communication service in an archive system according to the present invention comprises assigning a unique first IP address to a first communication port and a second communication port of a first single board computer included in a first drive bay, Assigning a unique second IP address to the first communication port and the second communication port of the second single board computer included in the second drive bay; While replacing the first drive bay, a communication service that is being performed in the first drive bay by assigning the first IP address to any one communication port of a second single board computer included in the second drive bay. 2 steps to maintain; And assigning the unique first IP address to the first and second communication ports of the first single board computer included in the replaced first drive bay when the first drive bay is replaced. And re-assigning the unique second IP address to any one communication port of the second single board computer included in the second drive bay.

The IP address may be a unique GigE-MAC address for communicating with an archive server through a Gig-Ethernet hub.

In addition, in the second step, when the first drive bay is extracted from the archive system, the first IP address is automatically assigned to any one communication port of the second single board computer included in the second drive bay. After copying and allocating, the communication service which is being performed in the first drive bay is maintained.

In addition, the steps 2 and 3, characterized in that performed by the robot controller for controlling the operation of the disk picker robot included in the archive system,

In addition, the apparatus for maintaining a communication service in an archive system according to the present invention includes: a first drive bay in which a unique first IP address is assigned to a first communication port and a second communication port of a first single board computer; A second drive bay in which a unique second IP address is assigned to the first communication port and the second communication port of the second single board computer; And assigning the first IP address to any one communication port of a second single board computer included in the second drive bay, while the first drive bay is being replaced, performing communication in the first drive bay. Characterized in that it comprises a controller for maintaining a service,

The IP address may be a unique GigE-MAC address for communicating with an archive server through a Gig-Ethernet hub.

The controller also automatically copies the first IP address to any one communication port of a second single board computer included in the second drive bay when the first drive bay is extracted from an archive system. After allocating, the communication service that is being performed in the first drive bay is maintained.

In addition, when the first drive bay is replaced, the controller may include the unique first IP address to the first communication port and the second communication port of the first single board computer included in the replaced first drive bay. And reassigning the unique second IP address to any one communication port of the second single board computer included in the second drive bay.

The controller may be a robot controller for operation control of a disk picker robot included in an archive system.

An apparatus and a method for maintaining communication services in an archive system according to the present invention may include, for example, in an archive system having a first drive bay and a second drive bay, while a user replaces the first drive bay. By using any one communication port of the single board computer included in the second drive bay, the communication service that was being performed in the first drive bay is continuously maintained and then restored when the first drive bay is replaced. As a result, even if a user extracts and replaces any one drive bay, it is possible to efficiently maintain a communication service that is running or waiting in real time.

1 shows a configuration of an embodiment of a general archive system,
2 illustrates a configuration of an embodiment of a general drive bay,
3 illustrates a configuration of an embodiment of a general disk picker robot,
4 illustrates an embodiment of a communication state with a general archive server,
5 illustrates an embodiment of a communication disconnected state with a general archive server.
FIG. 6 illustrates a partial configuration of an archive system to which a communication service maintaining apparatus and method according to the present invention are applied.
7 illustrates an embodiment in which a communication service is maintained according to the present invention,
8 illustrates an embodiment in which a communication service is restored to its original state according to the present invention.

Hereinafter, exemplary embodiments of a communication service maintaining apparatus and method in an archive system according to the present invention will be described in detail with reference to the accompanying drawings.

First, an archive system to which a communication service maintaining apparatus and method according to the present invention is applied may include a disc cartridge for storing a plurality of optical discs, as described above with reference to FIGS. 1 to 3. A drive bay in which a plurality of optical disk drives (ODDs) are installed, and a disc picker robot for extracting an optical disk stored in the disk cartridge and inserting the optical disk into the optical disk drive installed in the drive bay. Consist of included.

For example, as shown in FIG. 6, the first single board computer 1071 of the first drive bay 107 provided on the left side of the disk picker robot 105 is, for example, Gig-Ethernet. A MAC address 10.10.1.10 is assigned as a unique first IP address for communicating with the archive server 1200 that provides various communication services through the hub 1100, and the unique first IP address is the first IP address. The first communication port Port1 and the second communication port Port2 of the single board computer 1071 are respectively assigned.

The second single board computer 1091 of the second drive bay 109 installed on the right side of the disk picker robot 105 has an archive server that provides various communication services through the Gig-Ethernet hub 1100. As a unique second IP address for communicating with 1200, a MAC address 10.10.1.11 is assigned, and the unique second IP address is associated with a first communication port Port1 of the second single board computer 1091. Each of them is assigned to the second communication port Port2.

In addition, the first single board computer 1071 and the second single board computer 1072 perform an interface operation with the robot controller 1051 for controlling the operation of the disk picker robot 105 and the archive server. A communication service with the 1200 is performed in real time to perform data recording or reproducing operation of the optical disc.

On the other hand, in the robot controller 1051, for example, as shown in FIG. 7, when the user extracts and replaces the first drive bay 107, the robot controller 1051 of the first single board computer 1071 may be used. A unique first IP address (MAC = 10.10.1.10) assigned to the first communication port and the second communication port is copied, and the copying operation must be performed before the first drive bay is extracted. For example, it may be repeated periodically, or by the user, when the first drive is inserted into the archive system, it may be immediately copied and stored.

The communication port of any one of a first communication port and a second communication port of the second single board computer 1091 included in the second drive bay 109, for example, the second single board computer 1091. ) Assigns the copied unique first IP address (MAC = 10.10.1.10) to the second communication port.

Accordingly, while the user extracts and replaces the first drive bay 107, the first communication port Port1 of the second single board computer 1091 may have the unique second IP address (MAC =). 10.10.1.11 is allocated, and the copied first IP address (MAC = 10.10.1.10) is assigned to the second communication port Port1 of the second single board computer 1091, and thus, the first drive bay The communication service performed in real time or waiting at 107 can be maintained.

On the other hand, in the robot controller 1051, for example, as shown in FIG. 8, when a user completes replacement of the first drive bay 107A, the robot controller 1051 replaces the replaced first drive bay 107A. The unique first IP address MAC = 10.10.1.10 is assigned to the first communication port and the second communication port of the first single board computer 1071A.

In the robot controller 1051, a second IP address unique to the first communication port and the second communication port of the second single board computer 1091 included in the second drive bay 109 is provided. MAC = 10.10.1.11) will be reassigned, so even if a user extracts and replaces any one drive bay, he can still efficiently maintain and restore the communications services that were running or waiting in real time. Will be.

Or more, preferred embodiments of the present invention described above, for the purpose of illustration, those skilled in the art, within the technical spirit and the technical scope of the present invention disclosed in the appended claims below, to further improve various other embodiments Changes, substitutions or additions will be possible.

101: main chassis 102: rail
103: rear cover 104: linear guide
105: disc picker robot 106: front door
107,109: Drive bay 108: Disk cartridge
201: internal connector 202: single board computer
203 ： hard disk 204: optical disk drive
205: stable plate 1051: robot controller
1100: Gig-Eternet Hub 1200: Archive Server
1071: first single board computer 1091: second single board computer

Claims (9)

Assigning a unique first IP address to a first communication port and a second communication port of a first single board computer included in a first drive bay, and a first of a second single board computer included in a second drive bay Assigning a unique second IP address to the communication port and the second communication port;
While replacing the first drive bay, a communication service that is being performed in the first drive bay by assigning the first IP address to any one communication port of a second single board computer included in the second drive bay. 2 steps to maintain; And
When the first drive bay is replaced, the unique first IP address is assigned to the first communication port and the second communication port of the first single board computer included in the replaced first drive bay, And re-assigning said unique second IP address to any one communication port of said second single board computer contained in said second drive bay. . The method of claim 1,
And the IP address is a unique GigE-MAC address for communicating with an archive server through a Gig-Ethernet hub. The method of claim 1,
In the second step, when the first drive bay is extracted from the archive system, the first IP address is automatically copied to any one communication port of the second single board computer included in the second drive bay. And after the allocation, maintains the communication service being performed in the first drive bay. The method of claim 1,
Steps 2 and 3 are performed by a robot controller for operation control of a disk picker robot included in an archive system. A first drive bay in which a first first IP address is assigned to a first communication port and a second communication port of the first single board computer;
A second drive bay in which a unique second IP address is assigned to the first communication port and the second communication port of the second single board computer; And
While replacing the first drive bay, a communication service that is being performed in the first drive bay by assigning the first IP address to any one communication port of a second single board computer included in the second drive bay. Communication service maintenance apparatus in an archive system, characterized in that it comprises a controller for maintaining. 6. The method of claim 5,
And the IP address is a unique GigE-MAC address for communicating with an archive server through a Gig-Ethernet hub. 6. The method of claim 5,
The controller automatically copies and assigns the first IP address to any one communication port of the second single board computer included in the second drive bay when the first drive bay is extracted from the archive system. And maintain a communication service being performed in the first drive bay. 6. The method of claim 5,
When the first drive bay is replaced, the controller allocates the unique first IP address to the first communication port and the second communication port of the first single board computer included in the replaced first drive bay. And reassigning said unique second IP address to any one communication port of a second single board computer included in said second drive bay. 6. The method of claim 5,
The controller is a communication service maintenance apparatus in the archive system, characterized in that the robot controller for operation control of the disk picker robot included in the archive system.
KR1020110072939A 2011-07-22 2011-07-22 Apparatus and method for maintaining communication service in archive system KR20130011641A (en)

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Application Number Priority Date Filing Date Title
KR1020110072939A KR20130011641A (en) 2011-07-22 2011-07-22 Apparatus and method for maintaining communication service in archive system

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KR20130011641A true KR20130011641A (en) 2013-01-30

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