Suzhou Metabrain Intelligent Technology Assigned Thirteen Patents

Disk array redundancy method and system, computer equipment and storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12340089) developed by He; Kun, and Zhu; Hongyu, Jiangsu, China, for “disk array redundancy method and system, computer equipment and storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Disclosed are a disk array redundancy method and system. The method includes: monitoring a running state of a disk array, and sending abnormal information to a state machine in response to a monitored abnormal running state of the disk array to start a timer according to a preset redundancy duration; sending a silent request to an agent to execute silent processing to suspend input and output operations of the disk array, and switching from a normal running mode to a temporary running mode; sending a silent recovery request to the agent to execute silent recovery processing to recover the input and output operations; and after the silent recovery processing is completed, switching a running mode to the normal running mode in response to the fact that timing time of a timer does not exceed a present redundancy duration and the running state is recovered to be normal.”

The patent application was filed on 2023-07-28 (18/724307).

Data storage method using internal and external source tracing regions of magnetic disk and apparatus, and electronic device and readable storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12314148) developed by Yu; Luxian, and Hou; Bin, Jiangsu, China, for “data storage method using internal and external source tracing regions of a magnetic disk and apparatus, and electronic device and readable storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present disclosure discloses a data storing method, an apparatus, an electronic device and a readable storage medium, wherein the method includes: constructing a data region and an external source-tracing region in a magnetic disk of a distributed storage system in advance, wherein the data region and the external source-tracing region have a corresponding relation, and in an internal memory, simultaneously constructing an internal source-tracing region that corresponds to the external source-tracing region; when it is detected that the data region is written with a target datum, writing source-tracing information corresponding to the target datum into the internal source-tracing region; and downwardly swiping the data of the internal source-tracing region to the external source-tracing region, to store the source-tracing information of the data region by the external source-tracing region. Therefore, the data may be accurately and efficiently recovered, and the reason for data loss is timely determined.”

The patent application was filed on 2022-04-28 (18/566639).

Sequential read prefetching method and apparatus, device, and medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12314610) developed by Zhang; Yingjie, and Meng; Xiangrui, Jiangsu, China, for “sequential read prefetching method and apparatus, device, and medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present application provides a sequential read prefetching method and apparatus based on an Inspur Cluster File System (ICFS) distributed block storage system, a device, and a non-volatile readable storage medium. The method includes: in response to an OSD receiving a read request issued by a client, determining whether the read request is a sequential read request; in response to the read request being the sequential read request, creating a prefetching sliding window according to a data object to be read in the read request; in response to completion of the creation of the prefetching sliding window, calculating, according to the data object to be read in the read request, anew volume object needing to be prefetched; and adding the calculated new volume object needing to be prefetched into a queue of objects to be prefetched of the prefetching sliding window and executing prefetching.”

The patent application was filed on 2022-11-29 (18/716278).

Direct memory access architecture, system and method, electronic device, and medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12277079) developed by Wang; Hongliang, Mu; Qi, Zhang; Deshan, Liu; Wei, and Li; Rengang, Jiangsu, China, for “direct memory access architecture, system and method, electronic device, and medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Provided is a direct memory access architecture, including: a direct memory access control component, a read data moving component, a write data moving component and a data storage component; wherein the direct memory access control component includes a control register, a read descriptor storage component, a write descriptor storage component, a read command transfer component and a write command transfer component; the control register is configured to obtain descriptor address information; the read descriptor storage component is configured to store a read descriptor obtained by using the control register; the write descriptor storage component is configured to store a write descriptor obtained by using the control register; the read command transfer component is configured to send, to the read data moving component, a read command; the write command transfer component is configured to send, to the write data moving component, a write command.”

The patent application was filed on 2022-11-28 (18/724096).

Method and apparatus for supporting IOPS burst, electronic device, and medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12277321) developed by Chen; Donghe, Zhao; Peng, and Feng; Ruipeng, Jiangsu, China, for “method and apparatus for supporting IOPS burst, electronic device, and medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present disclosure provides a method for supporting an IOPS burst. The method includes: in response to an I/O read/write operation for each storage volume, recording a current I/O read/write time and an I/O quantity of the I/O read/write operation; calculating a time difference between the current I/O read/write time and a previous I/O read/write time, and updating a capacity of the storage volume primary bucket and a capacity of the storage volume burst rate bucket according to the time difference and a preset token inflow bucket rate; determining a state of I/O in the I/O read/write operation according to the I/O quantity and a size relationship among an updated capacity of the storage volume primary bucket, an updated capacity of the storage volume burst rate bucket and a capacity of the storage volume burst capacity bucket; and performing processing on the I/O according to the state of the I/O.”

The patent application was filed on 2023-05-25 (18/865255).

Polarity inversion method and apparatus, storage medium and electronic apparatus
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12277351) developed by Guan; Yanguang, Jiangsu, China, for “polarity inversion method and apparatus, storage medium and electronic apparatus.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Disclosed are a polarity inversion method and apparatus, a storage medium, and an electronic apparatus. The method includes: acquiring a product ID of a current hard disk, an identity ID of a slot of a SAS card connected to the current hard disk, and type information of the SAS card, wherein the identity ID includes a bus ID, a device ID, and a function ID; determining corresponding polarity inversion information from a preset table according to the product ID, the identity ID, and the type information, wherein different columns of the preset table are respectively configured to indicate different product IDs of the hard disk, different identity IDs of the slot, and different ID information of the SAS card; and inverting the polarity of the SAS card according to the polarity inversion information, so that the polarity which is inverted is consistent with the polarity of the current hard disk.”

The patent application was filed on 2023-03-30 (18/853016).

Reading or writing data, apparatus, and related device
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12271634) developed by Sun; Xu, Zhou; Yulong, and Yang; Meng, Jiangsu, China, for “method of reading or writing data, apparatus, and related device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Provided in the present disclosure is a method of reading or writing data, including: determining read or write data according to a data read or write request; when a cache miss occurs for the read or write data and a data memory provided in the cache does not have an idle storage address, traversing starting from an initial storage address of the data memory; when a storage address having an unread flag is found in the traversing, writing the read or write data to the storage address having the unread flag; and when the storage address having the unread flag is not found in the traversing, writing the read or write data to a previous storage address of the initial storage address. Further provided in the present disclosure are a data read or write apparatus and device, and a computer-readable storage medium, which all have the above beneficial effects.”

The patent application was filed on 2022-11-28 (18/697426).

Method, system and apparatus for data transmission, and storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12271302) developed by Li; Xingyuan, Wang; Jiang, Sun; Huajin, and Li; Shuqing, Jiangsu, China, for “method, system and apparatus for data transmission, and storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Disclosed are a method, system and apparatus for data transmission, and a storage medium, which relate to the field of data transmission, and are used for transmitting data. Address mapping logic is provided in a storage array card, and a host maps a storage address space thereof to the storage array card by the address mapping logic of the storage array card; and after a data transmission instruction is sent to an NVMeSSD by a hard disk control mapping address in the storage array card, the NVMeSSD can directly perform data transmission on the basis of the data transmission instruction and a host storage mapping address in the storage array card, that is, the NVMeSSD can directly perform data transmission with the storage address space inside the host.”

The patent application was filed on 2023-03-24 (18/724093).

Write data cache method and system, device, and storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12222859) developed by Wang; Jiang, Li; Shuqing, and Sun; Huajin, Jiangsu, China, for “write data cache method and system, device, and storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A method and system for high-speed caching of data writing, a device and a storage medium. The method includes: in response to receiving a data-writing operating instruction emitted by a host, creating a controlling page table and filling sequentially a plurality of control blocks into the controlling page table; submitting an entry pointer of a first instance of the control blocks to a work-queue scheduling engine, to execute tasks corresponding to the plurality of control blocks alternately in the work-queue scheduling engine; sending in advance a completion response to the host and notifying a firmware to perform subsequent processing and falling-into-disk of data; and in response to ending of execution of a task corresponding to a last one instance of the control blocks, releasing a used resource of the controlling page table.”

The patent application was filed on 2022-05-26 (18/565053).

Data reading method and system and storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12222861) developed by Liu; Zhikui, and Wang; Yanqing, Jiangsu, China, for “data reading method and system and storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present disclosure discloses a data reading method, which is applied to a cache mirror image pair. The cache mirror image pair includes a first node and a second node which are mirror images of each other. The method includes: when the first node receives a data reading request, determining the current state of the first node; when the current state of the first node is a mirror image recombination state, determining whether request data corresponding to the data reading request hit cache of the first node or not; if Yes, reading the request data from the cache of the first node; if No, reading the request data from cache of the second node; and feeding the request data back to a request terminal.”

The patent application was filed on 2022-06-07 (18/692553).

System fault handling method and apparatus, device, and storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12222808) developed by Di; Zhonghui, and Liu; Dan, Jiangsu, China, for “system fault handling method and apparatus, device, and storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present application discloses a system fault handling method and apparatus, a device, and a storage medium. The method includes: dividing disks in RAID based on the number of stripes, then configuring multi-state standby blocks for the stripes, and distributing the multi-state standby blocks on the disks in the RAID, so as to enable the disks to use the multi-state standby blocks to run at the same time to handle faults when the faults occur at the same time; acquiring fault information factors corresponding to fault blocks after faults occur on the blocks, and then storing the fault information factors in stripe block state mapping items in a stripe block state mapping linked list; and selecting corresponding handling strategies based on different stripe block state mapping items, so as to perform corresponding operations on the fault blocks corresponding to the stripe block state mapping items.”

The patent application was filed on 2022-06-15 (18/700774).

File sharing method and system, electronic device and readable storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12225106) developed by Ma; Fuqiang, and Xu; Zheng, Jiangsu, China, for “file sharing method and system, electronic device and readable storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The present disclosure discloses a file sharing method and system. The method includes: obtaining a target file and determining a first dynamic key corresponding to the target file; generating a first private key based on the first dynamic key and double private keys; selecting unpaired public and private keys, and generating a first public key based on the first dynamic key, the selected public and private keys; encrypting a symmetric key using the first public key to obtain a key ciphertext; encrypting the target file using the symmetric key to obtain a file ciphertext; signing the first dynamic key, the first public key, the key ciphertext and the file ciphertext using the first private key to obtain signature information; and uploading the first dynamic key, the first public key, the key ciphertext, the file ciphertext and the signature information to a cloud sharing end to share the target file.”

The patent application was filed on 2022-11-07 (18/718764).

Storage controller system updating method and system, computer device, and storage medium
Suzhou Metabrain Intelligent Technology Co., Ltd., Jiangsu, China, has been assigned a patent (12223312) developed by Liu; Yuan, Suzhou, China, for “storage controller system updating method and system, computer device, and storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A storage controller system updating method includes: performing a system updating operation on a storage controller, and obtaining a real-time speed value and a real-time operation volume value that are generated when the system updating operation is performed on the storage controller; obtaining a corresponding speed reference value and operation volume reference value from a database based on device information of the storage controller; determining a volume corresponding to an operation volume abnormity based on a relationship between the real-time speed value and the speed reference value and a relationship between the real-time operation volume value and the operation volume reference value, and adjusting a volume parameter; and continuing to perform the system updating operation based on an adjusted volume parameter.”

The patent application was filed on 2023-03-09 (18/718690).