CN108022606A - Near line CD server, data classification storage and system - Google Patents
Near line CD server, data classification storage and system Download PDFInfo
- Publication number
- CN108022606A CN108022606A CN201711173467.6A CN201711173467A CN108022606A CN 108022606 A CN108022606 A CN 108022606A CN 201711173467 A CN201711173467 A CN 201711173467A CN 108022606 A CN108022606 A CN 108022606A
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- disc
- optical disk
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- box
- optical disc
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- 230000003287 optical effect Effects 0.000 claims abstract description 364
- 230000005012 migration Effects 0.000 claims description 19
- 238000013508 migration Methods 0.000 claims description 19
- 238000013500 data storage Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 6
- RKWPMPQERYDCTB-UHFFFAOYSA-N ethyl n-[4-[benzyl(2-phenylethyl)amino]-2-(4-nitrophenyl)-1h-imidazo[4,5-c]pyridin-6-yl]carbamate Chemical compound N=1C(NC(=O)OCC)=CC=2NC(C=3C=CC(=CC=3)[N+]([O-])=O)=NC=2C=1N(CC=1C=CC=CC=1)CCC1=CC=CC=C1 RKWPMPQERYDCTB-UHFFFAOYSA-N 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
- G11B33/04—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon modified to store record carriers
- G11B33/0405—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon modified to store record carriers for storing discs
- G11B33/0433—Multiple disc containers
- G11B33/0444—Multiple disc containers for discs without cartridge
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/22—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records
Landscapes
- Automatic Disk Changers (AREA)
Abstract
The invention discloses a kind of near line CD server, including cabinet, CD-ROM drive group, low-density storage area, high density memory block and mechanical arm assembly are equipped with cabinet, CD-ROM drive group includes several CD-ROM drives that operation can parallel or be independently written and read to CD, low-density storage area includes being configured with several the first CD box storehouses for taking out type disk casket, the side of second CD box storehouse of the high density memory block including being configured with several packet type CD caskets, the first CD box storehouse and the second CD box storehouse is equipped with opening；Mechanical arm assembly is set towards the lateral opening of the first CD box storehouse and the second CD box storehouse, and mechanical arm assembly is used to capture the object optical disc in selected disk casket and be delivered to precalculated position.The invention also discloses a kind of data classification storage and a kind of data staging storage system.The present invention can make low-density storage area be fully used, and reduce data carrying cost and the working strength of data transfer.
Description
Technical Field
The invention relates to the technical field of optical storage, in particular to a near-line optical disk library, a data hierarchical storage method and a data hierarchical storage system.
Background
The data hierarchical storage is based on the locality of data access, data objects are stored in storage devices of different levels, important data and common data can be accessed in the shortest time, rarely used data are backed up in a cheap mass storage, and automatic migration of the data objects among the storage devices of different levels is realized through hierarchical storage management software.
In a hierarchical data storage structure, a high-cost and fast device is used for storing important information which is frequently accessed, and a low-cost storage resource is used for storing information with low access frequency. The data is deleted after the storage period is exceeded from generation to storage, utilization and filing, the reading frequency is gradually reduced, the storage position is changed along with the set data migration rule, the data which are not accessed frequently are automatically transferred to the lower level in the storage level, the storage space with higher cost is released to the data which are accessed more frequently, and the better overall cost performance can be obtained. However, neither the near-line storage device in the prior art, such as the patent of the invention with application number 201410418866.4 and named as the near-line optical disc library, nor the off-line storage device in the prior art, such as the patent of the invention with application number 200810136544.5 and named as the intelligent optical disc off-line dense cabinet, disclose a technical scheme for implementing migration of data objects between storage devices of different levels through hierarchical storage management software. Therefore, there is a need for improvement over the prior art.
Disclosure of Invention
In order to solve the technical problem, the invention provides a near-line optical disc library, which comprises the following specific technical schemes:
a near-line optical disk library comprises a cabinet, wherein a low-density storage area, a high-density storage area, an optical drive group and a mechanical arm assembly are arranged in the cabinet;
the low-density storage area comprises a first optical disk box bin, the first optical disk box bin is provided with a plurality of piece-drawing optical disk boxes, and the piece-drawing optical disk boxes are put in or taken out through an opening arranged on the side surface of the first optical disk box bin;
the high-density storage area comprises a second optical disk box bin, the second optical disk box bin is provided with a plurality of grouped optical disk boxes, and the grouped optical disk boxes are put in or taken out through an opening arranged on the side surface of the second optical disk box bin;
the optical drive group comprises a plurality of optical drives which can read and write the optical disk in parallel or independently;
the manipulator assembly is used for grabbing a target optical disc in a selected disc cartridge and conveying the target optical disc to a preset position, and the manipulator assembly is arranged facing to the side openings of the first optical disc cartridge bin and the second optical disc cartridge bin.
Furthermore, the disk-drawing type disk box comprises a disk box with an opening at one end and a plurality of disk trays connected with the disk box in a sliding manner; a first optical disk placing area is formed on the optical disk tray, the first optical disk placing area can accommodate an optical disk, a first drawing tongue is arranged on the side edge of the optical disk tray in the drawing direction, and a locking hook is arranged at the rear end of the optical disk tray in the drawing direction; the rear part of the optical disk box is provided with a sliding buckle plate, the sliding buckle plate can slide along the opening direction of the lock hook, and the sliding buckle plate is provided with a locking part matched with the lock hook for locking.
Furthermore, the grouping type optical disk box comprises an optical disk box with an opening at one end and a plurality of optical disk trays connected with the optical disk box in a sliding manner; a second optical disc placing area is formed on the optical disc tray, the second optical disc placing area can accommodate a plurality of optical discs which are placed concentrically, a second drawing tongue is arranged on the side edge of the optical disc tray in the drawing direction, and a latch hook is arranged at the rear end of the optical disc tray in the drawing direction; the rear part of the optical disk cartridge is provided with a sliding buckle plate, the sliding buckle plate can slide along the opening direction of the lock hook, and the sliding buckle plate is provided with a locking part matched with the lock hook for locking.
Further, the manipulator assembly comprises a manipulator, a vertical guide rail, a horizontal guide rail and a driving device;
the mechanical arm comprises a disc extractor and a disc gripper, the disc extractor is used for extracting and pushing back the optical disc tray, the disc gripper is used for loading and unloading the optical discs in the cabinet, and the disc gripper grips one optical disc at a time;
the horizontal guide rail is installed in the cabinet, the vertical guide rail is installed on the horizontal guide rail and can horizontally move along the horizontal guide rail under the driving of the driving device, and the manipulator is arranged on the vertical guide rail and can move up and down along the vertical guide rail under the driving of the driving device.
The first optical disk cartridge bin is connected with the cabinet in a sliding mode through the sliding rail in a push-pull mode, and the second optical disk cartridge bin is connected with the cabinet in a sliding mode through the sliding rail in a push-pull mode.
Further, one or more low-density storage areas and one or more high-density storage areas are arranged in the cabinet.
Furthermore, one or more first optical disk magazines are arranged in the low-density storage area, and one or more second optical disk magazines are arranged in the high-density storage area.
The invention also provides a data grading storage method, which comprises the following specific technical scheme:
a data hierarchical storage method comprises the following steps:
when the data of the target optical disk is changed into cold data, the target optical disk is taken out from the appointed disk-drawing type optical disk box through the manipulator assembly and is put into the grouping type optical disk box; the drawing type disc box is accommodated in a first disc box bin of the near-line disc library, and the grouping type disc box is accommodated in a second disc box bin of the near-line disc library; the near-line optical disc library is the above-mentioned near-line optical disc library;
when the second optical disk cartridge bin is full, the grouped optical disk cartridges are taken out of the second optical disk cartridge bin and are placed into an optical disk cartridge drawer of an off-line optical disk library;
when the data in the off-line optical disk library needs to be read, the grouped optical disk box is taken out from the optical disk box drawer and is placed into a network optical disk library specially used for reading the grouped optical disk box for reading.
The invention also provides a data grading storage system, which has the following specific technical scheme:
a data grading storage system comprises the above-mentioned near line optical disk library, a data grading module, a data migration module, an off-line optical disk library and a data migration module;
the data grading module is used for taking out the target optical disk from the specified disk-drawing type optical disk box and putting the target optical disk into the grouping type optical disk box through the manipulator assembly when the data of the target optical disk is changed into cold data; the drawing type disc box is accommodated in a first disc box bin of the near-line disc library, and the grouping type disc box is accommodated in a second disc box bin of the near-line disc library;
the data migration module is used for taking the grouped compact disc box out of the second compact disc box bin and putting the grouped compact disc box into a compact disc box drawer of the off-line compact disc library when the second compact disc box bin is full;
the data migration module is used for taking the grouped optical disc box out of the optical disc box drawer and putting the grouped optical disc box into a network optical disc library specially used for reading the grouped optical disc box for reading when the data in the offline optical disc library needs to be read.
Further, the data hierarchical storage system further includes: and the rule setting module is used for setting rules of the data hierarchical migration according to one or more of the access frequency, the retention time, the capacity and the performance requirements of the data.
Further, the data hierarchical storage system further includes: and the judging module is used for judging whether the data of the target optical disc needs to be migrated as cold data or not according to a preset rule.
The implementation of the invention has the following beneficial effects:
1. the near-line optical disk library is provided with a low-density storage area and a high-density storage area, and data with higher data use frequency is placed in the low-density storage area, so that high-speed access is facilitated; when the data use frequency is lower than a certain range and is changed into cold data, the optical disk is taken out from the low-density storage area and placed into the high-density storage area, so that the low-density storage area can be fully utilized, the integral storage density of the near-line optical disk library is improved, and the data storage cost is reduced.
2. The low-density storage area of the invention adopts the disk-pulling type disk box, each disk tray of the disk-pulling type disk box can only contain one disk, the efficiency of the mechanical arm for operating the disks in the storage area can be ensured, and the high-speed access is realized.
3. The high-density storage area of the invention adopts the grouping type optical disk box, each optical disk tray of the grouping type optical disk box can contain a plurality of optical disks, and the storage density of the optical disks in the high-density storage area can be improved.
4. The second optical disk box bin is provided with a plurality of grouped optical disk boxes, and when one second optical disk box bin is full of cooled data, the grouped optical disk boxes are taken out of the second optical disk box bin and put into an off-line optical disk library for storage, so that the centralized and batch cold data transfer is realized, and the workload of data transfer is reduced.
5. The off-line optical disk has larger storage capacity, higher storage density and micro energy consumption, greatly saves energy and reduces emission, can greatly reduce the total cost of ownership, and is suitable for long-term storage.
6. The off-line optical disk library is also provided with a network optical disk library which is specially used for reading the grouped optical disk box, and the network optical disk library internally comprises a grouped disk box disk extractor, a multi-disk grabber and an optical drive; when data needs to be read, the grouping type optical disk box can be inserted into the network optical disk library for reading, and the data is convenient to migrate.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front view of a near-line optical disc library in a low density storage area provided by the present invention for a robot arm;
FIG. 2 is a front view of a near-line optical disc library in a high density storage area provided by the present invention;
FIG. 3 is an isometric view of a near line optical disc library in a low density storage area provided by the present invention;
FIG. 4 is an isometric view of a near line optical disc library in a high density storage area with a robot provided by the present invention;
FIG. 5 is an enlarged schematic view of view A provided by the present invention;
FIG. 6 is an enlarged schematic view of view B provided by the present invention;
FIG. 7A is a rear view of a disk cartridge of the present invention;
FIG. 7B is a side view of a disk cartridge according to the present invention;
FIG. 7C is a top view of the disk cartridge of the present invention;
FIG. 7D is a front view of a disk drawer of the present invention;
FIG. 7E is an isometric view of a disk cartridge of the present invention;
FIG. 8A is a rear view of a grouping type optical disc case provided by the present invention;
FIG. 8B is a side view of a grouping type disk magazine provided in the present invention;
FIG. 8C is a top view of the grouping type optical disc case provided by the present invention;
FIG. 8D is a front view of a grouping type disk magazine provided in the present invention;
FIG. 8E is an isometric view of a grouping type disk magazine provided by the present invention;
FIG. 9 is an isometric view of a second disk magazine with a drawn-out, near-line disk library of the present invention;
FIG. 10 is a right side view of a near line compact disc library provided by the present invention;
FIG. 11 is a flow chart of a data staging method provided by the present invention;
FIG. 12 is a front view of an off-line compact disc library provided by the present invention;
FIG. 13A is a left side view of an off-line compact disc library of the compact disc cartridge drawer provided by the present invention;
FIG. 13B is an isometric view of an off-line compact disc library of the compact disc cartridge drawer provided by the present invention;
fig. 14 is a block diagram of a data hierarchical storage system according to the present invention.
Wherein,
1-a cabinet;
2-low density storage area, 211-disk drawer, 211 a-first disk placement area, 211 b-first pull tab;
3-high density storage area, 31-second optical disk box storehouse, 311-grouping type optical disk box, 311 a-second optical disk placing area, 311 b-second drawing tongue;
4-optical drive group, 41-optical drive;
5-a robot assembly;
6-disc cartridge drawer;
7-network optical disc library.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be connected through the interior of two elements or in interactive relation with one another. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
The present invention provides a near-line optical disc library, and the present embodiment will be described in detail below with reference to the accompanying drawings. For simplicity, only those elements relevant to the subject matter described herein are shown. The overall near line optical disc library may have many other configurations and many other types of equipment may be used.
Fig. 1 is a front view of a near-line optical disc library of a manipulator in a low-density storage area, and fig. 2 is a front view of a near-line optical disc library of a manipulator in a high-density storage area, as shown in fig. 1-2, the near-line optical disc library includes a cabinet 1, and a low-density storage area 2, a high-density storage area 3, an optical drive group 4 and a manipulator assembly 5 are arranged in the cabinet 1; the low-density storage area 2 comprises a first optical disk magazine, the first optical disk magazine is provided with a plurality of piece-drawing optical disk boxes 211, and the piece-drawing optical disk boxes 211 are put in or taken out through openings arranged on the side surfaces of the first optical disk magazine; the high-density storage area 3 includes a second optical disk magazine 31, the second optical disk magazine 31 is configured with a plurality of grouped optical disk magazines 311, the grouped optical disk magazines 311 are put in or taken out through an opening arranged on the side surface of the second optical disk magazine 31; the optical disc drive assembly 4 includes a plurality of optical disc drives 41 capable of reading and writing optical discs in parallel or independently.
Optionally, the optical drive group 4 is disposed above or below the low density storage area 2 and the high density storage area 3; alternatively, the optical drive group 4 is arranged horizontally with respect to the low density storage area 2 and/or the high density storage area 3, the optical drive group 4 is disposed on the same side of the low density storage area 2 and the high density storage area 3, or the optical drive group 4 is disposed between the low density storage area 2 and the high density storage area 3.
Specifically, the first magazine is divided into a plurality of accommodating units by a plurality of vertical partition plates, a plurality of accommodating grids are arranged in the accommodating units in a stacked manner, and a magazine locking mechanism for locking the disk magazine 211 is arranged in the accommodating grids.
Specifically, the second magazine 31 is divided into a plurality of receiving units by a plurality of vertical partition boards, a plurality of receiving cells are stacked in the receiving units, and a magazine locking mechanism for locking the group magazine 311 is disposed in the receiving cells.
With continued reference to fig. 1-2, the low-density storage area 2 and the high-density storage area 3 of the near-line optical disc library are arranged up and down; alternatively, the low-density storage area 2 and the high-density storage area 3 of the near-line optical disc library may be disposed left and right. Optionally, one or more low density storage areas 2 and one or more high density storage areas 3 are provided in the cabinet 1. One or more first magazine magazines are provided in the low-density storage area 2 and one or more second magazine magazines 31 are provided in the high-density storage area 3. In practical application, the number, specification and layout of the optical disc magazines in the low-density storage area 2 and the high-density storage area 3 should be designed according to specific requirements, and it is reasonable that the space occupied by the low-density storage area 2 is larger than the space occupied by the high-density storage area 3, for example, the nearline optical disc library shown in fig. 1-2 is stacked from top to bottom in the sequence of "low-density storage area 2-high-density storage area 3-low-density storage area 2".
Fig. 3 is an isometric view of a near-line optical disc library of the manipulator in a low-density storage area, and fig. 4 is an isometric view of a near-line optical disc library of the manipulator in a high-density storage area, as shown in fig. 3 and 4, the manipulator assembly 5 is used for grabbing a target optical disc in a selected magazine and conveying the target optical disc to a predetermined position, and the manipulator assembly 5 is arranged facing side openings of a first optical disc magazine and a second optical disc magazine 31. The manipulator assembly 5 comprises a manipulator, a vertical guide rail, a horizontal guide rail and a driving device, the horizontal guide rail is installed in the cabinet 1, the vertical guide rail is installed on the horizontal guide rail and can horizontally move along the horizontal guide rail under the driving of the driving device, and the manipulator is arranged on the vertical guide rail and can vertically move along the vertical guide rail under the driving of the driving device.
Fig. 5 is an enlarged schematic view of view a provided by the present invention, and fig. 6 is an enlarged schematic view of view B provided by the present invention, and as shown in fig. 5 and 6, the robot arm includes a disk drawer for drawing and pushing back the disk tray, and a disk gripper for loading and unloading the optical disks in the cabinet 1, the disk gripper gripping one disk at a time. Preferably, the disk gripper is a central circular hole disk gripper, and the central circular hole disk gripper extends into the central circular hole of the optical disk and performs gripping; optionally, the disk gripper is an edge multi-point disk gripper, and the edge multi-point disk gripper performs gripping from multiple points on the edge of the optical disk. Optionally, the disk gripper is further provided with a sensor for detecting a gap between directly stacked optical disks, which sensor may be a photo sensor.
FIG. 7A is a rear view, FIG. 7B is a side view, FIG. 7C is a top view, FIG. 7D is a front view and FIG. 7E is an isometric view of a drawer-type optical disc case, as shown in FIGS. 7A-7E, the drawer-type optical disc case 211 includes an optical disc case with an open end and a plurality of optical disc trays slidably connected to the optical disc case; a first disc placing area 211a is formed on the disc tray, the first disc placing area 211a can contain a disc, a first drawing tongue 211b is arranged on the side edge of the disc tray in the drawing direction, and a latch hook is arranged at the rear end of the disc tray in the drawing direction; the rear part of the optical disk box is provided with a sliding buckle plate which can slide along the opening direction of the lock hook, and the sliding buckle plate is provided with a locking part matched with the lock hook for locking.
FIG. 8A is a rear view of the grouping type optical disk case provided by the present invention, FIG. 8B is a side view of the grouping type optical disk case provided by the present invention, FIG. 8C is a top view of the grouping type optical disk case provided by the present invention, FIG. 8D is a front view of the grouping type optical disk case provided by the present invention, FIG. 8E is an isometric view of the grouping type optical disk case provided by the present invention, as shown in FIGS. 8A-8E, the grouping type optical disk case 311 includes an optical disk case with an open end and a plurality of optical disk trays slidably connected to the optical disk case. Specifically, the group type disc magazine 311 includes 6 disc trays, each of which can accommodate 12 discs; it should be noted that the content described in the embodiment should not be considered as limiting the present invention, and those skilled in the art can understand that the number of optical disc trays and the number of optical discs that can be accommodated by each optical disc tray can be designed according to actual needs.
Specifically, the optical disc cartridge includes an upper cover and a lower cover, an upper cover portion of the optical disc cartridge is connected with an upper side plate, a lower cover portion of the optical disc cartridge is connected with a lower side plate, and the upper cover portion and the lower cover portion constitute a cartridge body structure. In order to improve the mechanical stability of the optical disc case, so that the optical disc case is not easy to generate diamond deformation when encountering the acting force of the side surface, and simultaneously can be compatible with the existing optical disc case in terms of mechanical structure and overall dimension, in one embodiment of the embodiment, a connecting plate (not shown) is arranged inside a side plate of the optical disc case, a plurality of wedge strips (not shown) perpendicular to the drawing direction of the optical disc tray are arranged outside the connecting plate, the upper side plate and the lower side plate are both of a hollow structure, a plurality of convex wedge grooves are arranged on the side plate, the wedge strips are in one-to-one correspondence with and completely coincide with each other, after the assembly is completed, the upper side plate and the lower side plate are butted, the connecting plate is inserted.
Optionally, the inner side of the connecting plate is further provided with sliding grooves which are uniformly distributed, and the edge of the optical disc tray is matched with the sliding grooves, so that the optical disc tray can be smoothly drawn along the direction of the sliding grooves.
Optionally, a sliding buckle plate is arranged at the rear part of the optical disk cassette and can slide along the opening direction of the latch hook, and a locking part matched with the latch hook is arranged on the sliding buckle plate.
A second disc placing area 311a is formed on the disc tray, the second disc placing area 311a can accommodate a plurality of concentrically placed discs, a second pull tab 311b is arranged on the side edge of the disc tray in the pulling direction, and a latch hook is arranged at the rear end of the disc tray in the pulling direction.
Fig. 9 is an isometric view of the near-line optical disc library drawn out from the second optical disc magazine, as shown in fig. 9, the first optical disc magazine is slidably connected to the cabinet 1 in a push-pull manner, and the second optical disc magazine 31 is slidably connected to the cabinet 1 in a push-pull manner. Optionally, the first optical disk cartridge is slidably connected to the cabinet 1 through a sliding rail, and the second optical disk cartridge 31 is slidably connected to the cabinet 1 through a sliding rail. Specifically, the bottom plate of the optical disk cartridge bin is an upper sliding plate, a lower sliding plate which is in sliding fit with the upper sliding plate and is used for being connected with the optical disk library body is arranged below the upper sliding plate, a first pulley and a second sliding rail are arranged on the upper sliding plate, a first sliding rail matched with the first pulley and a second pulley matched with the second sliding rail are arranged on the lower sliding plate, a first positioning chute and a second positioning chute are respectively arranged on the first sliding rail and the second sliding rail, a sliding strip is convexly arranged on one side of the first sliding rail of the lower sliding plate, when the optical disk cartridge bin is positioned in the optical disk library body, the first pulley and the second pulley are respectively positioned on the first positioning chute and the second positioning chute, and at the moment, the upper sliding plate is overlapped with the sliding strip of the lower sliding plate, and the upper sliding plate is; when the optical disc cartridge bay is drawn out relative to the optical disc library body (when the optical disc cartridge bay is drawn out, the first pulley and the second pulley respectively slide into the first slide rail and the second slide rail, and the first pulley and the second pulley support the upper slide plate to separate the slide bars of the upper slide plate and the lower slide plate from contact with each other, as shown in fig. 10, a drawing panel is arranged at one end of each of the first optical disc cartridge bay and the second optical disc cartridge bay 31 in the right side view of the near-line optical disc library provided by the invention of fig. 10.
The implementation of the invention has the following beneficial effects:
1. the near-line optical disk library is provided with a low-density storage area and a high-density storage area, wherein the low-density storage area is used for storing near-line data, the high-density storage area is used for storing cold data, and the cold data in the low-density storage area is transferred to the high-density storage area, so that the low-density storage area can be fully utilized, the integral storage density of the near-line optical disk library is improved, and the data storage cost is reduced.
2. The low-density storage area of the invention adopts the piece-drawing type optical disk box, each optical disk tray of the piece-drawing type optical disk box can only contain one optical disk, which is beneficial to improving the efficiency of the mechanical arm for operating the optical disks in the storage area.
3. The high-density storage area of the invention adopts the grouping type optical disk box, and each optical disk tray of the grouping type optical disk box can contain a plurality of optical disks, so that the optical disk storage density of the storage area is improved.
4. The second optical disk box bin is provided with a plurality of grouped optical disk boxes, and when the second optical disk box bin is full, the grouped optical disk boxes are taken out from the second optical disk box bin and put into the off-line optical disk library, so that the centralized and batched cold data transfer is realized, and the working strength of the data transfer is reduced.
Example 2
Fig. 11 is a flowchart of a hierarchical data storage method provided by the present invention, and as shown in fig. 11, the present invention provides a hierarchical data storage method, which includes the following steps:
s1: when the data of the target optical disc is changed into cold data, the target optical disc is taken out from the specified disk-drawing type optical disc box 211 and put into the grouped type optical disc box 311 through the manipulator assembly 5;
referring to embodiment 1, the near-line optical disc library is configured with a low-density storage area 2 and a high-density storage area 3, the low-density storage area is used for storing near-line data, the low-density storage area 2 includes a first optical disc magazine, and the first optical disc magazine is configured with a plurality of disk-drawing magazines 211; the high-density storage area is used for storing cold data, the high-density storage area 3 comprises a second optical disk magazine 31, and the second optical disk magazine 31 is provided with a plurality of grouped optical disk magazines 311; if the frequency of data stored in the target optical disc is lower than a certain range, the data is regarded as cold data, and the target optical disc is transferred from the low-density storage area 2 to the high-density storage area 3, so that the low-density storage area 2 is fully utilized, and the data storage cost is reduced.
S2: when the second magazine 31 is full, the grouped magazine 311 is taken out of the second magazine 31 and placed in the magazine drawer 6 of the off-line magazine. The cold data transfer method is beneficial to realizing centralization and batch cold data transfer, and reduces the working strength of data transfer.
Fig. 12 is a front view of the offline disc library provided by the present invention, fig. 13A is a left view of the offline disc library of the disc magazine drawer provided by the present invention, fig. 13B is an isometric view of the offline disc library of the disc magazine drawer provided by the present invention, as shown in fig. 12, 13A, and 13B, the offline disc library is configured with a plurality of disc magazine drawers 6 stacked and a plurality of network disc libraries 7 dedicated for reading grouped disc magazines 311, in an embodiment of the present embodiment, the offline disc library is configured with a network disc library 7 dedicated for reading grouped disc magazines 311, and the network disc library 7 includes a grouped disc magazine drawer, a multi-disc grabber, and a plurality of optical drives.
The grouping type disc box drawer is used for identifying the appointed disc box, measuring the distance between the grouping type disc box drawer and the appointed disc box, unlocking the appointed disc box so as to draw out the disc tray, and pushing the disc tray back to a closing position;
the gripping part of the multi-disk gripper can pick up N optical disks from the optical disk tray, put the loaded Nth optical disk into the target tray, and put the rest optical disks into the next target tray or put the rest optical disks back into the originally specified optical disk box.
A plurality of disc box drawers 6 are also arranged in the off-line disc library, and the disc box drawers 6 and the network disc library 7 are arranged up and down; each magazine drawer 6 can accommodate a plurality of grouped magazines 311 arranged in rows and columns, the magazine drawer 6 shown in fig. 13B can accommodate 10 grouped magazines 311, and the 10 grouped magazines 311 are regularly arranged in 5 rows and 2 columns in the magazine drawer 6. Compared with the near-line optical disk library provided by the embodiment 1, the off-line optical disk library has larger capacity, higher storage density and micro energy consumption, greatly saves energy and reduces emission, can greatly reduce the total cost of ownership, and is suitable for long-term storage.
S3: when the data in the off-line optical disc library needs to be read, the grouped optical disc box 311 is taken out from the optical disc box drawer 6 and put into the network optical disc library 7 which is specially used for reading the grouped optical disc box 311 for reading.
Example 3
Fig. 14 is a block diagram of a hierarchical data storage system provided in the present invention, and as shown in fig. 14, the hierarchical data storage system provided in this embodiment includes a near-line optical disc library 301, a data hierarchical module 302, a data migration module 303, an offline optical disc library 304, and a data migration module 305.
The data classification module 302 is configured to, when data of a target optical disc is changed into cold data, take out the target optical disc from the specified pick-up type optical disc magazine 211 and place the target optical disc into the grouping type optical disc magazine 311 by the manipulator assembly 5; the disc magazine 211 is accommodated in the first magazine of the near-line disc library 301, and the grouped disc magazine 311 is accommodated in the second magazine 31 of the near-line disc library 301.
The data migration module 303 is configured to take the grouped optical disc cartridges 311 out of the second optical disc magazine 31 and put the grouped optical disc cartridges into the optical disc magazine drawer 6 of the off-line optical disc library 304 when the second optical disc magazine 31 is full.
The data migration module 305 is configured to take the grouped optical disc cartridges 311 out of the optical disc cartridge drawer 6 and put the grouped optical disc cartridges 311 into the network optical disc library 7 dedicated for reading the grouped optical disc cartridges 311 for reading when data in the offline optical disc library 304 needs to be read.
The data hierarchical storage system further comprises a rule setting module and a judging module, wherein the rule setting module is used for setting a rule for data hierarchical migration according to one or more of access frequency, retention time, capacity and performance requirements of data, and the judging module is used for judging whether the data of the target optical disk needs to be migrated as cold data or not according to a preset rule.
Since data has a life cycle, different periods have different meanings of its existence. Within a certain period of time when data is just generated, the access frequency is highest, and the value brought by the access frequency is also highest; as time goes on, the access frequency decreases, the value of the data also decreases, and the data volume of the low access frequency far exceeds the data volume of the high access frequency, so in an implementation manner of this embodiment, when the data of the target optical disc reaches a certain storage period, the data stored in the target optical disc may be migrated as cold data; in addition, the data migration management is also limited by the capacity of the storage system, and in another embodiment of the present embodiment, when the drawer type optical disc magazine 211 in the first optical disc magazine is full, the data stored in the target optical disc can be migrated as cold data.
The implementation of the invention has the following beneficial effects:
1. the near-line optical disk library is provided with a low-density storage area and a high-density storage area, wherein the low-density storage area is used for storing near-line data, the high-density storage area is used for storing cold data, and the cold data in the low-density storage area is transferred to the high-density storage area, so that the low-density storage area can be fully utilized, and the data storage cost is reduced.
2. The low-density storage area of the invention adopts the piece-drawing type optical disk box, each optical disk tray of the piece-drawing type optical disk box can only contain one optical disk, which is beneficial to improving the efficiency of the mechanical arm for operating the optical disks in the storage area.
3. The high-density storage area of the invention adopts the grouping type optical disk box, and each optical disk tray of the grouping type optical disk box can contain a plurality of optical disks, so that the optical disk storage density of the storage area is improved.
4. The second optical disk box bin is provided with a plurality of grouped optical disk boxes, and when the second optical disk box bin is full, the grouped optical disk boxes are taken out from the second optical disk box bin and put into the off-line optical disk library, so that the centralized and batched cold data transfer is realized, and the working strength of the data transfer is reduced.
5. The off-line optical disk has larger storage capacity, higher storage density and micro energy consumption, greatly saves energy and reduces emission, can greatly reduce the total cost of ownership, and is suitable for long-term storage.
6. The off-line optical disk library is also provided with a network optical disk library special for reading grouping type optical disk boxes, and the network optical disk library internally comprises a grouping type optical disk box disk extractor, a multi-disk grabber and an optical drive; when data needs to be read, the grouping type optical disk box can be inserted into the network optical disk library for reading, and the data is convenient to migrate.
Optionally, the specific examples in this embodiment may refer to the examples described in embodiment 1 and embodiment 2, and this embodiment is not described herein again.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
While embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications and variations may be made therein by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A near-line optical disk library is characterized by comprising a cabinet (1), wherein a low-density storage area (2), a high-density storage area (3), an optical drive group (4) and a manipulator assembly (5) are arranged in the cabinet (1);
the low-density storage area (2) comprises a first optical disk box bin, the first optical disk box bin is provided with a plurality of piece-drawing optical disk boxes (211), and the piece-drawing optical disk boxes (211) are put in or taken out through an opening arranged on the side surface of the first optical disk box bin;
the high-density storage area (3) comprises a second optical disk box bin (31), the second optical disk box bin (31) is provided with a plurality of grouped optical disk boxes (311), and the grouped optical disk boxes (311) are put in or taken out through an opening arranged on the side surface of the second optical disk box bin (31);
the optical drive group (4) comprises a plurality of optical drives (41) which can read and write the optical disc in parallel or independently;
the manipulator assembly (5) is used for grabbing the target optical disc in the selected disc cartridge and conveying the target optical disc to a preset position, and the manipulator assembly (5) is arranged facing to the side openings of the first optical disc cartridge bin and the second optical disc cartridge bin (31).
2. The CD cartridge as claimed in claim 1, wherein the disk magazine (211) comprises a CD magazine with an open end and a plurality of CD trays slidably connected to the CD magazine; a first optical disc placing area (211a) is formed on the optical disc tray, the first optical disc placing area (211a) can contain an optical disc, a first pulling tongue (211b) is arranged on the side edge of the optical disc tray in the pulling direction, and a locking hook is arranged at the rear end of the optical disc tray in the pulling direction; the rear part of the optical disk box is provided with a sliding buckle plate, the sliding buckle plate can slide along the opening direction of the lock hook, and the sliding buckle plate is provided with a locking part matched with the lock hook for locking.
3. The CD cartridge as claimed in claim 1, wherein the grouped CD cases (311) comprise a CD case with an open end and a plurality of CD trays slidably connected to the CD case; a second optical disc placing area (311a) is formed on the optical disc tray, the second optical disc placing area (311a) can accommodate a plurality of optical discs which are concentrically placed, a second drawing tongue (311b) is arranged on the side edge of the optical disc tray in the drawing direction, and a locking hook is arranged at the rear end of the optical disc tray in the drawing direction; the rear part of the optical disk cartridge is provided with a sliding buckle plate, the sliding buckle plate can slide along the opening direction of the lock hook, and the sliding buckle plate is provided with a locking part matched with the lock hook for locking.
4. The near-line optical disc library of claim 1, wherein the robot assembly (5) comprises a robot, a vertical guide rail, a horizontal guide rail and a driving device;
the mechanical arm comprises a disc extractor and a disc gripper, the disc extractor is used for extracting and pushing back the optical disc tray, the disc gripper is used for loading and unloading the optical discs in the cabinet (1), and the disc gripper grips one optical disc at a time;
the horizontal guide rail is installed in the cabinet (1), the vertical guide rail is installed on the horizontal guide rail and can horizontally move along the horizontal guide rail under the driving of the driving device, and the manipulator is arranged on the vertical guide rail and can move up and down along the vertical guide rail under the driving of the driving device.
5. The optical disc jukebox of claim 1, further comprising a slide track, wherein the first optical disc cartridge is slidably connected to the cabinet (1) by the slide track, and the second optical disc cartridge (31) is slidably connected to the cabinet (1) by the slide track.
6. The near-line optical disc library according to claim 1, wherein one or more low-density storage areas (2) and one or more high-density storage areas (3) are provided in the cabinet (1).
7. The in-line optical disc library of claim 1, wherein one or more first optical disc magazines are provided in the low-density storage area (2) and one or more second optical disc magazines (31) are provided in the high-density storage area (3).
8. A data hierarchical storage method is characterized by comprising the following steps:
when the data of the target optical disk is changed into cold data, the target optical disk is taken out from a specified piece-drawing type optical disk box (211) through a manipulator assembly (5) and is put into a grouping type optical disk box (311); the drawing type disc box (211) is accommodated in a first disc box bin of a near-line disc library, and the grouping type disc box (311) is accommodated in a second disc box bin (31) of the near-line disc library; the near-line optical disc library is the near-line optical disc library of any one of claims 1 to 7;
when the second optical disk box bin (31) is full, taking the grouped optical disk box (311) out of the second optical disk box bin (31) and putting the grouped optical disk box into an optical disk box drawer (6) of an off-line optical disk library;
when the data in the offline optical disk library needs to be read, the grouped optical disk box (311) is taken out of the optical disk box drawer (6) and is placed into a network optical disk library (7) specially used for reading the grouped optical disk box (311) for reading.
9. A hierarchical data storage system, comprising the near-line optical disc library, the off-line optical disc library, the data grading module, the data migration module and the data migration module of any one of claims 1 to 7;
the data grading module is used for taking out the target optical disk from the specified piece-drawing type optical disk box (211) and putting the target optical disk into the grouped type optical disk box (311) through the manipulator assembly (5) when the data of the target optical disk is changed into cold data; the drawing type disc box (211) is accommodated in a first disc box bin of the near-line disc library, and the grouping type disc box (311) is accommodated in a second disc box bin (31) of the near-line disc library;
the data migration module is used for taking out the grouped compact disc box (311) from the second compact disc box bin (31) and putting the grouped compact disc box (311) into a compact disc box drawer (6) of the offline compact disc library when the second compact disc box bin (31) is full;
the data migration module is used for taking the grouped optical disc box (311) out of the optical disc box drawer (6) and putting the grouped optical disc box (311) into a network optical disc library (7) special for reading the grouped optical disc box (311) for reading when the data in the offline optical disc library needs to be read.
10. The hierarchical data storage system according to claim 9, further comprising:
and the rule setting module is used for setting rules of the data hierarchical migration according to one or more of the access frequency, the retention time, the capacity and the performance requirements of the data.
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