21 results about "Tape library" patented technology

The invention discloses an HDFS (Hadoop Distributed File System) intelligent hierarchical storage method and system based on multi-dimensional popularity perception and tape library integration, and belongs to the technical field of distributed file systems, and the method comprises the following steps: expanding HDFS metadata to construct a unified namespace; acquiring data block access features and dynamically dividing hot, warm and cold data by using a K-means clustering algorithm; executing a self-adaptive grading strategy: adding a copy to hot data and storing in an SSD (Solid State Disk), maintaining a default copy to warm data and storing in a disk, and migrating cold data to a tape library and storing by adopting an erasure code; scattered storage and fault tolerance of relevance perception are realized through a message queue; metadata persistence and periodical re-evaluation are carried out, and automatic migration and dynamic adjustment of data among the SSD layer, the disk layer and the tape library layer are achieved. By adopting the method and the system, the storage strategy and the data access value are accurately matched, the storage cost is finally reduced, and the system I / O performance and the resource utilization rate are improved.

According to one embodiment, a method, computer system, and computer program product for performing a rail system check within an automated tape library is provided. The present invention may include moving a robot to a starting position along a rail system of the automated tape library; setting a motor velocity of the robot lower than its normal velocity; initiating a rail system check process; consistently collecting a plurality of measurement data during the rail system check process; analyzing the collected plurality of measurement data; and determining if one or more rail system problems exist in the automated tape library based on the analysis of the collected plurality of measurement data.

An apparatus for tape library management. The apparatus includes a storage slot including a plurality of mirrors integrated into the storage slot for reading a barcode affixed to each of a plurality of tape cartridges stored in a layered orientation within the storage slot. The apparatus also includes each of the plurality of mirrors positioned directly below the barcode affixed to each of the plurality of tape cartridges stored in the storage slot. The apparatus also includes each of the plurality of mirrors projecting a reflection of the barcode affixed to each of the plurality of tape cartridges outwardly toward a front side of the storage slot.

The invention discloses a slot allocation method of a tape library, electronic equipment, a storage medium and a product, and relates to the technical field of data management. The method comprises the following steps: acquiring storage configuration of a tape library, dividing the tape library into storage units based on the storage configuration, and determining the number of tape units required by each storage unit; distributing a corresponding number of magnetic tape units for each storage unit to obtain a magnetic tape unit set of each storage unit; based on the magnetic tape unit set of each storage unit, calculating the distance from each magnetic tape slot position to each storage unit to obtain a slot position storage distance set; obtaining a storage instruction of the tape library, wherein the storage instruction comprises a to-be-allocated storage unit and a corresponding required tape slot position number; and allocating the unallocated tape slots with the required number of tape slots with the distance smaller than a preset threshold in the slot storage distance set of the to-be-allocated storage unit to the to-be-allocated storage unit. Through the technical scheme of the embodiment of the invention, the time for accessing the tape in the tape slot position can be shortened, and the working efficiency of the tape library is improved.

The invention discloses an addressing reading method, an addressing writing method and a magnetic tape system, and relates to the technical field of magnetic tapes. The problems that a mechanical arm in a tape library needs to move a tape cartridge, and after the tape cartridge is aligned with a magnetic head, the magnetic head accesses a tape in the tape cartridge, so that the read-write delay is too high, and the data access efficiency of the tape library is low are solved. For a tape system in which the same data is stored in different tape medium memories in a multi-copy form for backup, after a read request is received, a first tape medium memory of which the access duration is less than or equal to a threshold value is selected from a plurality of tape medium memories, and a read instruction is sent to the first tape medium memory; therefore, the target data can be read, the tape cartridge does not need to be moved, the time delay caused by alignment of the magnetic head and the tape is reduced, and the access efficiency of the tape system is improved.

The application discloses an archiving log processing method and system, when a database backup task is started, the number of backup channels is increased or the number of archiving processes is reduced according to the importance of the database system, so that the speed of generating the archiving log is slowed down, the archiving log is timely backed up to the tape library during the time of the archiving log generation peak, the archiving space of the database is released, and the risk of long-time non-response of the database caused by the full archiving space of the database is avoided. In addition, during the time of the archiving log generation peak, the archiving log is timely backed up to the tape library, the archiving log backup operation does not need to be frequently performed, the performance of executing the database business can be avoided from being affected by the frequent backup operation, and thus the efficiency of executing the database business is improved.

The application discloses a virtual tape library gateway system based on a Blu-ray disc library, which comprises a virtual tape library gateway server and a Blu-ray disc library component; the virtual tape library gateway server comprises an SPC / SSC protocol interface module, an SMC / MMC protocol interface module and an instruction conversion module; the Blu-ray disc library component comprises a Blu-ray disc library controller and a Blu-ray disc library; the instruction conversion module is connected with the SPC / SSC protocol interface module and the SMC / MMC protocol interface module, and is used for converting the data instructions of the virtual tape library and the data instructions of the Blu-ray disc library, so that the upper application software can complete the operation of the Blu-ray disc library through the operation of the virtual tape library. The virtual tape library gateway system of the Blu-ray disc library disclosed by the application is provided with the virtual tape library gateway server, the virtual tape library gateway server comprises the SPC / SSC protocol interface module, the SMC / MMC protocol interface module and the instruction conversion module, the instruction conversion module can convert the data instructions of the SPC / SSC standard and the data instructions of the SMC / MMC standard, and thus the upper application software can complete the operation of the Blu-ray disc library through the operation of the virtual tape library.

The invention provides a multi-mechanical-arm tape library, a tape moving method, electronic equipment and a readable storage medium. The multi-mechanical-arm tape library comprises a tape library control module, a task scheduling module, a plurality of cabinets, a first mechanical arm, a second mechanical arm, a first mechanical arm control module, a second mechanical arm control module, a first horizontal track and a first vertical track corresponding to the first mechanical arm, and a second horizontal track and a second vertical track corresponding to the second mechanical arm. The first horizontal track and the second horizontal track are located at preset positions in the multiple cabinets in parallel and extend in the cabinet arrangement direction of the multiple cabinets. The tape moving method comprises the following steps: acquiring a moving source coordinate and a moving destination coordinate of a target tape according to a tape moving instruction; selecting a target mechanical arm from the first mechanical arm and the second mechanical arm according to magnetic tape slot position coordinates in the moving source coordinates and the moving target coordinates; and controlling the target mechanical arm to move the target tape. According to the invention, the availability of the tape library can be improved.

The invention discloses an intelligent management system for abnormal workloads of a tape library file system, which comprises an abnormal access training unit for simulating and running specific workloads by using a special test environment and carrying out classified training on the workloads, and the abnormal access training unit comprises a client server and an AI training server, the client server comprises a Windows thumbnail / index service module, a MacOS index / Quick Look service module, a malicious scanning program module, a normal program, a storage unvarnished transmission module, an application information collection module and a disk file module, and the AI training server comprises an AI learning engine module and a model file module. According to the method, the unfriendly abnormal workload for the tape file system can be automatically identified and detected and can be automatically processed, and the problems that the performance of a tape library becomes poor and even response cannot be performed due to the abnormal workload can be effectively avoided under the condition that user participation is avoided as much as possible.

The invention discloses a mechanical arm path planning method for a tape library, electronic equipment, a medium and a product, and relates to the technical field of data storage. The method comprises the steps that current position information of a target mechanical arm and storage position information of a target storage unit are obtained; determining track position information corresponding to the target storage unit according to the storage position information to obtain target position information; based on the layout of the tape library, the current position information and the target position information, at least two selectable moving paths from the target mechanical arm to the target storage unit are determined; sorting the at least two selectable moving paths to obtain a sorting result; and a target moving path of the target mechanical arm is determined based on the sorting result and the current position information of the other mechanical arms. Through the technical scheme of the embodiment of the invention, a path redundancy mechanism can be constructed for mechanical arm operation, operation interruption is avoided, the occurrence probability of problems such as data access interruption and response delay is further reduced, and the running reliability of the tape library and the data service quality are improved.

The invention discloses an information storage system of network security equipment, which comprises a real-time analysis layer for receiving original flow metadata, triggering an annular buffer management module when the data volume reaches a preset threshold value, covering low-value data in short time, and retaining a session record which is being analyzed by a threat detection engine; the tactical storage layer is used for migrating cold data to a low-cost storage medium when the data access frequency is reduced, performing tactical data traceability and sending security audit data to a lower layer; the strategic storage layer is used for storing data fragments in a mixed medium formed by distributed object storage and a tape library, and encrypting and solidifying sensitive data; secondly, establishing a non-tampering hash chain anchor for judicial evidence data, and transferring the data to a lower layer when the data is close to the end point of a life cycle; the archiving and destroying layer is used for encrypting and fragmenting the data and storing the data in a geographic distributed medium, and carrying out on-chain evidence storage on data fingerprints; when a destruction condition is triggered, a multi-factor authentication process is performed.

The invention provides a data archiving storage method and device, electronic equipment and a storage medium, and relates to the technical field of data storage and archiving, in particular to the technical field of tape libraries. The method is applied to a storage system and comprises the steps that target data are obtained and written into a pre-created first logic storage unit, and the first logic storage unit is a disk storage pool; target data of the first logic storage unit are read and written into a second logic storage unit, the identifier of the target data in the second logic storage unit is consistent with the identifier of the target data in the first logic storage unit, and the second logic storage unit is created according to the parameters of the tape library; and reading the target data of the second logic storage unit, converting the target data into a storage format suitable for the tape library, and dumping the target data into the tape library. Through the staged data processing and storage mode, the flexibility and reliability of data storage are improved, the storage cost is remarkably reduced, and meanwhile the integrity and consistency of the data are kept.

A holographic data storage medium shaped as tape is provided. The holographic data storage medium has a thickness of 60μm or less. A holographic tape cartridge for use with a holographic data storage system is also provided. A system for receiving a holographic tape cartridge comprising a holographic data storage medium is also provided. A holographic tape library is also provided.

The embodiment of the invention discloses a task processing method and device, equipment, a medium and a product. The task processing method comprises the steps that a task request sent by a target object during the period that an introduced new tape library is in a verification state is received; obtaining attribute information of the task request, and determining an abnormal degree corresponding to the task request according to the attribute information; selecting a target task scheduling node corresponding to the task request from at least two task scheduling nodes according to the corresponding relationship between the abnormal degree of the task request and the tape libraries in different states, wherein the different task scheduling nodes are associated with the tape libraries in different states; and sending the task request to a target task scheduling node, and sending a processing task corresponding to the task request to a corresponding target working node through the target task scheduling node, so that the target working node interacts with an associated tape library to execute the processing task. According to the technical scheme provided by the embodiment of the invention, the influence of a hardware stability problem possibly existing in a new tape library on data security is avoided.

A tiered storage arrangement is contemplated that provides high speed tier 1 storage for rapid access to recalled data, mid-speed tier 2 storage for data that is not frequently recalled and tier 3 storage for archive purposes that may include tape library storage and even cold storage in vaults. Embodiments contemplate a server linked to all tiered storage devices on one end and a host computer on another. Data files can be migrated between the tiered storage systems based on migration policies, such as time elapsed from being filed or last accessed. Also, embodiments contemplate a time bar displayed at the host computer that provides accurate time predictions of data recall including information of the kind of storage on which a target file is stored and the pathway to recall the target file / s locally to the host computer.

The present application discloses a drive task management method and device for a tape library system, and a storage medium. The method comprises: after a drive task update is triggered, determining a tape task to be executed in a task queue to be executed; acquiring a drive state table, and, on the basis of the drive state table and the drive task update, selecting an execution drive of the tape task; and adding an execution command of the tape task to a command queue corresponding to the execution drive.

A Cloud Tape Library (CTL) system and methods are disclosed. The CTL system includes a virtual tape library hosted in a cloud environment. The CTL system may be optimized for read operations that includes a disk caching layer for initial data storage, and one or more physical tape libraries for long-term data archiving. The CTL system may place all data associated with a particular user / user device or specific workload within a dedicated tape cartridge. Tape cartridges dedicated to a single user may significantly improve data retrieval times and may improve security by isolating user data from the data of other users. Multiple users may perform read / write operations on the CTL system in parallel. Users may set rules for data organization to control organization of data between tape cartridges for fast retrieval.

The invention provides a tape library archiving and data extraction task execution time intelligent prediction method and system, and relates to the technical field of data storage and archiving. Comprising the steps of collecting task attribute information, current equipment state information and global queuing state information of a task in real time; constructing a multi-dimensional feature vector; inputting the multi-dimensional feature vector into a pre-trained artificial intelligence model to obtain preliminary prediction time and prediction confidence; calculating a physical theory lower limit of task execution time according to physical parameters and kinematics constraints of the tape library; dynamically determining a correction weight according to the task attribute information, the prediction confidence and the prediction error of the same type of historical tasks; and performing weighted correction on the preliminary prediction time and the physical theory lower limit to generate final prediction time. According to the method, the execution time of the tape library data archiving and recovery task can be predicted in a high-precision and high-reliability manner.

The invention provides a data read-write method and device of a tape library, a server and a storage medium, and belongs to the field of data storage, and the method comprises the following steps: in response to the fact that received tape library serial numbers carried by data read-write requests sent by a plurality of clients are the same, distributing a target tape unit and a target tape to each client in a target tape library; sending a magnetic tape loading instruction to the target magnetic tape library, so that the target magnetic tape library loads the target magnetic tape allocated to each client to a matched target magnetic tape unit according to the magnetic tape loading instruction; and respectively sending the magnetic tape unit serial number of the distributed target magnetic tape unit and the magnetic tape number of the target magnetic tape to each client, so that each client is accessed to the distributed target magnetic tape unit and performs data read-write operation in the corresponding target magnetic tape. According to the invention, a plurality of clients can share one tape library at the same time. The invention further relates to the technical field of finance and medical treatment, and disk data reading and writing can be carried out on the finance client side and the medical client side at the same time.

The invention provides a backup method and device for unstructured object data, equipment and a medium, and effectively solves the problem of poor user experience caused by the phenomena that the backup efficiency is low and faults are easy to occur when the existing unstructured object data is backed up. The method comprises the following steps: according to a target backup stage of unstructured object data, a backup server obtains target backup object data in a target object storage container in the target backup stage; downloading target backup object data, and identifying a data type of the target backup object data to select a target compression strategy corresponding to the data type; compressing the target backup object data to obtain backup data packets, and generating index information of each backup data packet; and writing index information into the backup data packet to obtain a target backup data packet, and uploading the target backup data packet to the tape library through a pre-configured data interface to complete backup of the unstructured object data.

A holographic data storage medium shaped as tape is provided. The holographic data storage medium has a thickness of 60μm or less. A holographic tape cartridge for use with a holographic data storage system is also provided. A system for receiving a holographic tape cartridge comprising a holographic data storage medium is also provided. A holographic tape library is also provided.