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Inspur Suzhou Intelligent Technology Assigned Twelve Patents

On storage technologies and solutions

Controlling startup of HDD by locking initialization of SCSI state(s) using an OOB negotiation process
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11907079) developed by Peng, Yunwu, Zou, Yu, Yang, Xuezong, and Tian, Hui, Jiangsu, China, for controlling startup of hard disk drive (HDD) by locking initialization of small computer system interface (SCSI) state(s) using an out-of-band (OOB) negotiation process.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A method and apparatus for controlling startup of a hard disk drive system, and a storage device. The hard disk drive system includes two or more hard disk drives. The method for controlling startup of a hard disk drive system includes: latching the initialization states of all the hard disk drives after all hard disk drives are powered on, dividing all hard disk drives into two or more hard drive groups, each hard drive group includes more than one hard disk drive, sequentially perform link initialization negotiation on each hard drive group by using a port protocol, and in an OOB negotiation process of the link initialization negotiation, by setting the state of an SCSI application layer power state machine, control a motor of each hard disk drive in the hard drive group to enter a spinning state.

The patent application was filed on 2021-02-23 (18/012423).

ISCSI multipath management system and method, device, and storage medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11909634) developed by Lin, Haotian, Jiangsu, China, for ISCSI multipath management system and method, device, and storage medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “An iscsi multi-path management system includes a connection module and a routing module deployed at a client. The routing module is adapted to update and maintain a routing table according to real-time updates, the routing table records legitimate paths conforming to a black/white list rule. The connection module includes a connector and a storage volume manager, the connector is adapted to search for an iscsi target that conforms to the black/white list rule at a storage end, establish an iscsi session through a legitimate path, and notify the storage volume manager to execute a mount volume operation, and the connector is further adapted to regularly recheck the established iscsi session according to an updated black/white list rule, and regularly update and acquire the iscsi target at the storage end, so as to establish the iscsi session with the newly acquired iscsi target that conforms to the updated black/white list rule.

The patent application was filed on 2021-02-19 (18/005707).

Data snapshot method and apparatus, computer device, and storage medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11907076) developed by Hou, Bin, Jiangsu, China, for data snapshot method and apparatus, computer device, and storage medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present disclosure relates to a data snapshot method and apparatus, a computer device and a storage medium. The method includes: acquiring the capacity of to-be-written data after snapshot, and comparing the capacity of the to-be-written data with a preset capacity, when the capacity of the to-be-written data is greater than or equal to the preset capacity, writing the to-be-written data into a snapshot volume in a Redirect On Write manner, when the capacity of the to-be-written data is less than the preset capacity, writing the to-be-written data into a solid state drive in a Redirect On Write manner, and when a background write-back thread detects that there is data writing into the solid state drive, writing corresponding data in a source volume into the snapshot volume in a Copy On Write manner, and writing the to-be-written data in the solid state drive into the source volume.

The patent application was filed on 2021-02-24 (18/013522).

Storage management, storage medium and device
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11907591) developed by Huang, Zheng, Jiangsu, China, for method and system for storage management, storage medium and device.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present disclosure provides a method and system for storage management, a storage medium and a device. The method includes: making hard disks in a storage pool network with several controllers via network hard disk enclosures, respectively sending hard disk information to proxy drivers which are pre-configured in the controllers, and selecting one of the controllers as a main controller, respectively sending, the hard disk information to cluster drivers which are pre-configured in respective controllers, acquiring the hard disk information from each cluster driver via the main controller, and sending the total hard disk information sent to each cluster driver, acquiring information of a logical unit space corresponding to the request, and allocating an idle hard disk in the storage pool for the logical unit space according to the total hard disk information, processing, the read/write request in parallel in the idle hard disk.

The patent application was filed on 2021-10-29 (18/259923).

File data access method, apparatus, and computer-readable storage medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11899542) developed by Xiao, Guodong, and Zhang, Liqiang, Suzhou, China, for file data access method, apparatus, and computer-readable storage medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A file data access method and apparatus, and a medium. The method includes: when a file copy instruction is received, creating a backup file, recording, in metadata of an original file, identification information of the backup file, and recording, in metadata of the backup file, identification information of the original file, when a read instruction for a first target file is received, determining whether there is a data object corresponding to the first target file, if YES, reading the data object, and if NO, determining a first target original file associated with the first target file according to identification information recorded in metadata of the first target file, and reading a data object of the first target original file. During data backup, an original file may be backed up by merely recording, in metadata, identification information of an associated file, without copying a data object.

The patent application was filed on 2020-07-23 (17/802828).

Expanding cloud volume, and device and readable medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11886305) developed by Wang, Pengfei, and Meng, Xianwei, Jiangsu, China, for method and apparatus for expanding cloud volume, and device and readable medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A method and apparatus for expanding cloud volume, and a device and a readable medium are provided. The method includes: determining whether there is an request of a host in a cloud volume and confirming a snapshot started during cloud backup (S1), in response to there being no IO request, expanding a snapshot volume of the snapshot started during the cloud backup and the cloud volume (S2), expanding a bitmap of the snapshot started during the cloud backup, and setting a bitmap obtained by expanding as a first preset value (S3), after completion of a cloud backup task, expanding a snapshot volume of an another snapshot that is not started in the cloud backup (S4), and expanding a bitmap of the another snapshot that is not started in the the present cloud backup, and setting a bitmap obtained by expanding as a second preset value (S5).

The patent application was filed on 2021-10-29 (18/259837).

Method, apparatus, and device for erasing SSD, and storage medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11880222) developed by Li, Hui, and Zhang, Bo, Jiangsu, China, for method, apparatus, and device for erasing solid state disk, and storage medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A method, apparatus, and device for erasing a Solid State Disk (SSD), and a storage medium are provided. The method includes: receiving, from a Virtual Flash Translation Layer (VFTL) running in a preset virtual environment, an erasing request for erasing a target block, selecting a target spare block from preset spare blocks and feeding back the target spare block to the VFTL, collecting running information of the VFTL within a preset period of time, and determining whether a function of the VFTL is normal according to the running information, and in a case of determining that the function of the VFTL is normal, performing an erasing operation on the target block. The method may fully and comprehensively detect the abnormal condition of the VFTL, and may guarantee the integrity of data information in the solid state disk, thereby improving the reliability of the solid state disk.

The patent application was filed on 2021-01-25 (18/013157).

RW method and apparatus, electronic device, and readable memory medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11868620) developed by Zhang, Yu, and Liu, Hongze, Jiangsu, China, for read-write method and apparatus, electronic device, and readable memory medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Provided are a read-write method and apparatus, an electronic device, and a readable memory medium. The method includes: receiving a write instruction, determining a write policy corresponding to the write instruction according to read information in a registry, wherein the read information is information that, after a read instruction is received, corresponds to the read instruction and is stored in the registry, and executing the write instruction based on the write policy. It can be seen that, according to the present application, a registry is set, read information is registered in the registry when a read instruction is executed, a write policy corresponding to a write instruction is determined according to the read information in the registry before the write instruction is executed, and the write instruction is then executed based on the write policy. Therefore, the read-write processing efficiency is improved.

The patent application was filed on 2020-06-24 (17/793454).

Far-end data migration device and method based on FPGA cloud platform
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11868297) developed by Wang, Jiangwei, Hao, Rui, and Kan, Hongwei, Jiangsu, China, for far-end data migration device and method based on FPGA cloud platform.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A far-end data migration device and method based on a FPGA cloud platform. The device includes a server, a switch, and a plurality of FPGA acceleration cards. The server transmits data to be accelerated to the FPGA acceleration cards by means of the switch. The FPGA acceleration cards are configured to perform a primary and/or secondary acceleration on the data, and are configured to migrate the accelerated data. The method includes: transmitting data to be accelerated to a FPGA acceleration card from a server by means of a switch, performing, by the FPGA acceleration card, a primary and/or secondary acceleration on the data to be accelerated, and migrating, by the FPGA acceleration card, the accelerated data.

The patent application was filed on 2020-08-25 (17/792265).

Detecting memory downgrade error
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11853150) developed by Luo, Pengfang, and Hu, Leijun, Suzhou, China, for method and device for detecting memory downgrade error.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A method and device for detecting a memory downgrade error. The method comprises: capturing and analyzing a memory error by means of an operating system (OS), sending a memory downgrade error log to a management chip BMC on a server motherboard according to the analysis result, and after the BMC receives log information, detecting and locating an uncorrectable memory inspection error on the basis of an algorithm.

The patent application was filed on 2019-12-30 (17/762213).

Optimizing open block in SSD, device, and readable medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11822439) developed by Su, Jun, Jiangsu, China, for method and apparatus for optimizing open block in solid-state drive, device, and readable medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A method and apparatus for optimizing an open block in a solid-state drive, a device, and a readable medium. The method includes: detecting, every preset time period, whether a block in a solid-state drive is in an open block state, and putting a detected block in the open block state into a table, monitoring in real time whether there is a new record in the table, in response to detecting that there is a new record in the table, determining whether a block in the new record has an abnormal power-off mark, and in response to the block in the new record has an abnormal power-off mark, filling a next layer of data of the block having the abnormal power-off mark with content in a preset format so as to seal the block.

The patent application was filed on 2021-10-29 (18/039233).

Node mode adjustment method for when storage cluster BBU fails and related component
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11809295) developed by Sun, Minggang, Suzhou, China, for a node mode adjustment method for when storage cluster BBU fails and related component.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A node mode adjustment method for when a storage cluster BBU fails and related component. The storage cluster comprises multiple IO GROUPs, each IO GROUP comprises two nodes, and each node is connected to a corresponding BBU of the node. The method comprises: monitoring the status of each BBU in the storage cluster, after detecting that any one BBU has failed, when it is determined that the BBU connected to the peer node of the node to which the failed BBU is connected has not failed, and it is determined that the storage cluster is not downgraded, maintaining in a write-back mode the node connected to the BBU detected to have failed and the peer node of said node. Applying the solution of the present application will help to ensure that the storage cluster has the advantages of high availability and high IO performance.

The patent application was filed on 2020-01-21 (17/767348).

Quantum data erasure method, system and device, and readable storage medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11783219) developed by Li, Chen, Zhang, Xin, Jiang, Jinzhe, Zhao, Yaqian, and Li, Rengang, Jiangsu, China, for quantum data erasure method, system and device, and readable storage medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A quantum data erasure method, system and device, and a readable storage medium. The method includes: acquiring an equal-probability quantum state system, measuring the equal-probability quantum state system to collapse the equal-probability quantum state system into a binary random number sequence, generating a corresponding random angle value according to the binary random number sequence, and performing a bitwise rotation operation on quantum data in a quantum device according to the random angle value to complete this quantum data erasure. In the present application, the introduction of a quantum true random number can ensure that erased data will not be recovered and reversely cracked, and is of great value in protecting data assets, moreover, randomly processed data still has the characteristics such as quantum coherence and quantum entanglement, and can be used in subsequent operations, whereby a time-consuming labor-intensive process of preparing a quantum system is not required every time.

Storage system boot method and apparatus, and computer-readable storage medium
Inspur Suzhou Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (11768736) developed by Qiu, Xingping, Jiangsu, China, for storage system boot method and apparatus, and computer-readable storage medium.

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Provided are a storage system boot method and apparatus, and a computer-readable storage medium. The method includes: determining a configuration space by a bridge device, during booting a Basic Input Output System, after an initialization of a Peripheral Component Interconnect Express (PCIe) device is detected, determining, by connection information read from the configuration space, whether the preset hardware device is connected, if YES, continuing booting until finished, if NO, sending a reconnection instruction to stabilize a speed of a PCIe hardware link, when a number of the reconnection instruction sent is greater than a first preset value and the preset hardware device fails to be connected, sending a system reboot instruction, and when the number is less than the first preset value, continuing to determine whether the preset hardware device is connected after waiting for a preset duration.

The patent application was filed on 2021-01-27 (17/920844).

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