620 results about "Reading (computer)" patented technology

The invention relates to the technical field of data processing, and provides a BMC fault recording method and device, computer equipment and a storage medium, and the method comprises the steps: responding to a kernel fault of a target operating system of a target BMC, and printing fault log information; obtaining a pre-configured memory technology device partition; transmitting the fault log information to an annular fault cache region to form cache log data; storing the cached log data in a memory technical equipment partition, and generating a fault log file; and in response to a user reading instruction, reading and outputting the fault log file of the memory technical equipment partition. According to the technical scheme provided by one or more embodiments of the invention, the fault log can be effectively recorded, maintenance personnel can timely and accurately know the fault position and the fault reason, and BMC fault diagnosis and repair can be efficiently completed.

The invention provides a request response method and device, equipment, a medium and a product, can be applied to the technical field of big data and the technical field of computers, and comprises the following steps: in response to a received data reading request, determining a target node set according to node states of a plurality of reading nodes in a server cluster and priorities of the reading nodes, the priority is determined according to a matching relationship between a request address of the data reading request and an operation address of each sub-cluster in the server cluster; according to the weight of each read node in the target node set, multiple accumulative weight intervals are determined, and the weights are obtained based on hardware configuration and performance data evaluation of the read nodes; matching a random value generated in the cumulative weight interval with each cumulative weight interval to determine a target weight interval corresponding to the random value; and executing a data reading operation by using a reading node corresponding to the target weight interval in the target node set.

The invention discloses a data access control method and device, a storage medium and electronic equipment, and relates to the field of computers.The data access control method comprises the steps that a target reading request is received, and the target reading request is used for requesting to read data corresponding to target time from a storage space in a memory according to target address information; in response to the target reading request, positioning a target cache region corresponding to the target address information in a cache space in a memory; and extracting the target data of the target snapshot version corresponding to the target time from the reference snapshot version and the reference data which are stored in the target cache region and have the corresponding relationship, thereby solving the technical problems of relatively low data access efficiency and the like caused by the fact that historical snapshot data reading needs to depend on a rear-end disk. The technical effects of cache acceleration of historical snapshot data reading and improvement of data access efficiency are achieved.

The invention relates to a message uploading method, a data processing unit and a computer program product, and the method comprises the steps: firstly caching and updating a count after receiving a queue message, determining the number n1 of descriptors needing to be read according to a descriptor index when a queue does not cache a descriptor, reading m1 descriptors (m1 is greater than or equal to n1) from a host side according to cache line alignment, writing the message into a host cache by using n1 descriptors, and updating a count and an index; if the message is processed and the descriptors are left, caching the descriptors which are not used; when the queue has cache descriptors, the cache descriptors are preferentially used for writing messages, if the cache descriptors are not completely written, the number n2 of the descriptors needing to be read is determined according to the descriptor index, m2 (m2 > = n2) descriptors are read from the host side according to cache line alignment to process remaining messages, and if the messages are completely processed and the descriptors are remaining after updating, the descriptors are not used in the same cache. According to the invention, the problem of read delay of the descriptor can be solved, and the overall message processing efficiency is improved.

The invention discloses an image processing method based on an FPGA, a storage medium and a computer program product, and relates to the technical field of semiconductor manufacturing. The method comprises the following steps: dividing and expanding a wafer image in a memory of an FPGA according to a convolution effective size and an edge effect size, and determining a target effective matrix and a target reading range of the target effective matrix; and obtaining read data according to the target reading range, and obtaining filling data for filling the target effective matrix located at the edge of the wafer image while obtaining the read data. And performing convolution preprocessing on the acquired data according to the pixel data groups corresponding to the target effective matrixes to obtain target data for executing image processing. Based on the pipeline design of caching the wafer image in the memory, positioning the target reading range and obtaining the filling data during reading, the occupation of the cache space of the memory is reduced, the processing delay of the wafer image is reduced, and the overall image processing efficiency is improved.

In some embodiments, a computer-implemented method for preventing credential passing attacks may include receiving an input; determining whether the input is a credential access command, wherein the determination includes searching for occurrences of references to executables related to adding, reading, copying, or performing actions with respect to a credential, if the input is determined to be a credential access command, performing anomaly detection, wherein performing the anomaly detection includes evaluating whether a user is a valid domain user, whether an elapsed time of the credential is greater than a maximum lifetime of the credential, and whether a privilege attribute certificate of the credential is valid, determining that an anomaly exists if the command was generated by an invalid domain user; an elapsed time of a credential is greater than a maximum lifetime, or the privilege attribute certificate of the credential is invalid, and performing mitigation of the anomaly.

The invention relates to the technical field of computers, and discloses a distributed block storage system performance optimization method and system.The distributed block storage system performance optimization method comprises the steps that in response to the data storage requirement of a user, the access frequency of data to be stored is analyzed to conduct dynamic blocking, and multiple pieces of block data are generated; dynamically distinguishing data storage nodes into master nodes and slave nodes according to the load state of each node in the storage system; according to the access frequency, writing each piece of block data into a corresponding master node, and copying a data increment corresponding to each master node into a corresponding slave node to obtain an updated master node and an updated slave node; in response to a data reading demand of a user, analyzing access relevance between data, and fusing the updated slave nodes to read corresponding data; according to the method and the device, the data is dynamically partitioned and hierarchically stored, the pressure of the overload main node can be shared, the load condition between the data storage nodes is balanced, and the system performance is optimized.

The invention relates to the technical field of computer data storage and distributed systems, in particular to a distributed read-write method for large model training, which comprises the following steps of: constructing a hierarchical structure of local cache, distributed shared cache and persistent storage, and maintaining a global cache table copy at each client to register file blocks and cache positions. And during writing, firstly writing in a local cache and copying to other client nodes, and submitting persistent storage after registration is completed. During reading, the file blocks are obtained from the local cache and the distributed shared cache in sequence, if the file blocks are not hit, the file blocks are obtained from the persistent storage, meanwhile, the effective file blocks are written back to the local, and table items are supplemented. Unified visibility is achieved through position mapping and version constraint, nearby reading and fault recovery are achieved, back-end pressure and access delay are reduced, and the method is suitable for large-scale training and batch processing scenes.

The invention discloses a dynamic error correction system and method for an OTP (One Time Programmable) memory, a computer and a storage medium, and the system comprises a cross-clock synchronization module which is used for synchronizing asynchronous data of an OTP interface to a system clock domain and generating a control signal according to a data format; the double-buffer-area module is used for alternately writing data and reading a control signal by utilizing two independent buffer areas, and correcting and outputting the written data; the CRC decoder module is used for carrying out error detection on the synchronous data; the error position searching module is used for positioning an error position candidate item of each channel; the error position matching module is used for finding out a uniquely matched error position; and the read control module is used for judging whether data reading needs to be paused or not and starting error correction operation, and sending a control signal to the double-buffer module. According to the invention, a modular architecture design is taken as a core, and a complete processing flow from data receiving, error detection, error positioning to error correction output is constructed.

The invention belongs to the technical field of encoder signal processing, and particularly relates to an encoder capable of realizing non-contact rotation through a measurement magnetic ring of a magnetic induction technology and a TMR magnetic induction read head encoder, performing digital signal processing through a DSP under the driving of a high-speed motor, and integrating signal direct-current bias, amplitude phase difference correction and temperature detection through a program. High-precision position feedback is achieved by subdividing and encoding sine and cosine orthogonal signals inductively output by the measuring magnetic ring, the RS485 protocol communication has the advantages of being high in anti-interference capacity and rich in communication protocol, state monitoring information can be obtained while position information is obtained, motor parameters and encoder parameters can be stored in a built-in mode, and high-precision position feedback can be achieved through a driver. The upper computer is used for reading and modifying, operation is convenient, and the application range is wide.

The utility model belongs to the technical field of computer production testing, and particularly relates to a computer button durability testing device which comprises a vertical plate and a counting assembly, a base assembly is arranged at the bottom of the vertical plate, a fixing block is fixed in the middle of the rear outer wall of the bottom end of the vertical plate, and positioning knobs are in threaded connection with the rear outer wall of the bottom end of the vertical plate in a bilateral symmetry mode. A driving motor is fixedly installed on the outer wall of the middle of the rear portion of the vertical plate, an oval block is fixedly connected to the output end of the driving motor, a counting assembly is fixedly installed in front of the top of the vertical plate, guide rods are fixed to the outer wall of the front portion of the vertical plate in a bilateral symmetry mode, and movable plates are symmetrically arranged on the outer sides of the upper end and the lower end of each guide rod in a sliding mode; a spring is arranged on the outer side of the middle of the guide rod, and the two ends of the spring are fixedly connected with the two movable plates correspondingly. According to the utility model, the pressing column and the isolation plate are synchronously adjusted, so that the counting accuracy can be ensured, the condition of excessive reading or insufficient reading is avoided, and the reliability of a test result is higher.

The present disclosure relates to systems, apparatuses, methods, and non-transitory computer-readable media including a non-volatile memory and a controller operatively coupled to the non-volatile memory. The controller is to determine information on a number of errors for a page for reading data stored in the page of the non-volatile memory, and the data is read using a first read threshold. The controller is to determine a second read threshold based at least in part on the first read threshold and the number of page errors for the page and apply the second read threshold for subsequently reading data stored on the page according to a decision rule.

The invention relates to the technical field of nuclear thermal coupling, in particular to a general multi-physical coupling method, device and equipment for a nuclear reactor and a computer storage medium. According to the method, Monte Carlo transport software, a computing environment of a thermotechnical solver and a preCICE communication interface are initialized through a predefined configuration file, Monte Carlo transport calculation is directly completed according to an initial material in first iteration, body power density data are obtained, and the body power density data are transmitted to the thermotechnical solver through preCICE to serve as a heat source to be mapped to a finite element grid. Further obtaining an updated temperature and density field and feeding back the updated temperature and density field to Monte Carlo transportation software; and controlling an iteration process through a convergence criterion until the requirement is met. According to the method, full-process automation and memory-level data exchange in the multi-physical coupling process are achieved, the calculation efficiency and precision are remarkably improved, manual intervention and file read-write bottlenecks are eliminated, and meanwhile, the strong adaptability and good expansibility of the method to different geometric models and physical solvers are guaranteed by relying on the universal interface design and modular architecture of preCICE.

Systems, methods, and other embodiments associated with a specialized antenna expansion card for EMI fingerprint characterization of target computing systems are described. In one embodiment, a method for EMI scanning using a broadband antenna expansion card installed within a target computer includes causing the target computer to execute a test pattern of computer operations. The method includes taking readings of radiofrequency EMI generated by execution of the test pattern through the broadband antenna card that is installed within a chassis of the target computer. The method includes detecting that hardware of the target computer system is behaving anomalously based on a dissimilarity between the readings of radiofrequency EMI and machine learning estimates of radiofrequency EMI for nominal operation of a reference computer system. And, the method includes generating an electronic alert that the hardware of the target computer system is behaving anomalously.

The invention discloses an experiment report marking method, device and equipment and a computer readable storage medium. The method comprises the following steps: receiving an experiment report file and storing the experiment report file into a reviewing queue; reading the experiment report file from a reading queue; analyzing the experiment report file to obtain text content and picture content; inputting a first prompt word and the text content into a text big language model, so that the text big language model generates a first evaluation for the text content; inputting a second prompt word and the picture content into a multi-modal model, so that the multi-modal model generates a second evaluation for the picture content; and integrating the first evaluation and the second evaluation to obtain a reviewing result of the experiment report file. According to the method and the device, the test report file is automatically read by utilizing the text large language model and the multi-modal model, so that the reading efficiency is improved, and the reading standard consistency is also ensured.

The invention discloses a data pre-reading method, electronic equipment, a storage medium and a computer program product, and relates to the technical field of communication, the method is applied to an operating system, the operating system comprises a general block layer, an IO scheduling layer and a block device driving layer, and the method comprises the steps that in a first idle period of the general block layer, the IO scheduling layer is switched to the block device driving layer; determining pre-reading window information based on the current reading request through the general block layer, wherein the pre-reading window information is used for indicating a pre-reading request of the to-be-pre-read object; applying for a first physical memory for the to-be-pre-read object based on the pre-read window information through the block device driving layer, wherein the first physical memory is used for making cache preparation for the to-be-pre-read object; wherein the first idle time period is a waiting time period for waiting to receive read request completion information after the general block layer issues the IO request corresponding to the current read request to the IO scheduling layer. According to the method and the device, under the condition of not increasing the overhead burden, the data reading rate of the operating system is improved, and the universality is relatively high.

The invention discloses a data management method, device and equipment and a computer readable storage medium, and belongs to the field of data storage. A storage system comprising a first memory (a nonvolatile memory) and a second memory (a high-bandwidth memory) is constructed, and a first management strategy and a second management strategy are used for cooperatively managing data; the first management strategy processes a data read-write instruction according to a fixed first data attribution scheme to guarantee the basic stability of a logic physical address mapping table and cache data storage; according to the second management strategy, a second data attribution scheme is flexibly determined according to the data mode of the data to be read and written, a storage path is optimized aiming at data with different characteristics, the double-strategy mechanism breaks through a traditional single management mode, persistent and reliable storage of an address mapping table can be ensured, efficient read and write of cache data can be achieved according to the data mode, and the data storage efficiency is improved. The flexibility and suitability of data management are improved, and the user experience is improved.

The invention discloses an R-tree spatial index design method oriented to a DRAM-NVM hybrid storage architecture, relates to the technical field of computer data storage, and provides a write optimization spatial index HR-Tree under the DRAM-NVM hybrid architecture. The core design thought is that internal nodes are deployed on a DRAM, leaf nodes are placed on an NVM, and a targeted data read-write operation process is designed; in the aspect of an index structure and an operation mechanism, a minimum expansion strategy is adopted around a scene of less reading and more writing, a leaf node data structure and an in-situ updating algorithm on the NVM are designed in a targeted manner, and the write request processing efficiency can be improved on the premise of ensuring data consistency. And the multi-character data expansion and efficient fault recovery are provided, so that the actual requirements of the user are better met by allowing more flexible personalized configuration and shortening the service pause time. The method is suitable for the application fields of computer technology, database technology, data storage and the like.

The present application relates to a computer readable storage medium, a data reading method and device for a flash memory chip, the method is implemented when a processing unit loads and executes program code, comprising: issuing a read instruction to a flash interface, driving the flash interface to start a data reading operation for reading data from a location of the chip; calculating an output time point corresponding to the read instruction; and when the current time reaches or is later than the output time point, issuing a random output instruction corresponding to the read instruction to the flash interface, driving the flash interface to store the data to a random access memory. Thus, the present application determines the timing of issuing the random output instruction by the output time point as described above, which can avoid the NAND bus being occupied by unnecessary waiting for a read busy instruction and inquiring a NAND state instruction.

The application relates to the field of servers and discloses a data reading method and device of a memory, a computer device and a storage medium. The method comprises the following steps: obtaining a first address set from a reset circuit, the first address set comprising a plurality of first addresses in the memory, the first address set being dynamically generated by a system according to preset conditions or configuration; reading a plurality of first data corresponding to the plurality of first addresses of the first address set from the memory, wherein one first address corresponds to one first data; and sending the plurality of first data to a register through a second controller. Therefore, the memory data can be transmitted and stored in the register, so that a subsequent processor can directly read the first data of the memory from the register. Compared with reading from the memory, the method reduces the delay of the processor in acquiring the first data and improves the reading rate.

The invention discloses a front-end resource management method and device, equipment and a medium, and relates to the technical field of computers, and the method comprises the steps: determining a to-be-loaded page resource based on current behavior data; reading and loading a first to-be-loaded page sub-resource corresponding to the to-be-loaded page resource from a pre-loading resource list in the cache; the preloaded resource list comprises page sub-resources meeting priority conditions in different page resources; the priority condition is that the priority of the page sub-resources is within a target priority range; the target priority range is a plurality of priorities screened from all priorities according to a high-to-low screening sequence of the priorities; and after the first to-be-loaded page sub-resource is loaded, calling a rear-end interface to load a second to-be-loaded page sub-resource corresponding to the to-be-loaded page resource, and adding the second to-be-loaded page sub-resource which does not exist in the pre-loaded resource list in the cache and meets the cache requirement into the pre-loaded resource list in the cache. The page loading efficiency can be improved.

The application discloses a data storage and data reading method and device, and relates to the technical field of computers. A specific implementation of the method comprises the following steps: saving a received order change message into a message queue of a plurality of clusters, and constructing order data by acquiring the order change message in the queue, and storing the order data in a storage medium of each cluster. The implementation realizes the reliability of data storage through the architecture of the plurality of clusters, so that subsequent data query can be realized through different clusters, and the disaster recovery of the system is improved.

The invention belongs to the technical field of computer storage, and particularly discloses an encryption difference compressed data restoration method and device based on similarity perception. According to the method and the device, the differential data block and the reference block which are subjected to aggregation storage are read from the continuous disk space at one time; in the data recovery process, pipelining processing is carried out on a difference decoding task and an erasure code decoding task; and performing data restoration according to the size of the data slice, the difference data block and the reference block by executing the pipelined difference decoding task and the pipelined erasure code decoding task. According to the mode, the whole aggregation storage data block containing the differential data block and the reference block is read from the continuous disk space, compared with respective reading, one-time extra disk overhead can be reduced, then the differential decoding task and the erasure code decoding task are subjected to pipelining processing, and the decoding efficiency is improved. And data recovery is carried out by executing the decoding task, so that the data recovery performance of the encryption difference compression system can be effectively improved.

The application provides a multi-modal adaptive learning method and system based on multi-agent collaboration and dynamic knowledge graph, a device, a computer readable storage medium and a computer program product. The method comprises: collecting learning task input information; performing multi-modal preprocessing and perception on the structured learning task input package to obtain a multi-modal feature package; performing candidate pruning and task scheduling based on the multi-modal feature package to output a candidate sample package; performing reasoning diagnosis, data set prior analysis, dynamic graph reading and student state reading in parallel according to the candidate sample package to obtain a parallel execution result; generating a personalized learning path and learning suggestion according to the multi-modal feature package and the parallel execution result package in combination with a fusion strategy and a dynamic knowledge graph; and updating the student state and performing abnormal processing according to the interaction result of the current learning task. The application improves the error mode recognition stability, learning path rationality and system continuous service capability under complex input conditions.

The embodiment of the invention provides a GPU debugging method and device, electronic equipment, a readable storage medium and a computer program product, and relates to the technical field of computers. The method comprises the following steps: identifying a plurality of address fields in a command stream received by a GPU (Graphics Processing Unit); and executing a read operation on data specified by a selected address field in the plurality of address fields, and inhibiting a read operation on data specified by an unselected address field in the plurality of address fields, the plurality of address fields representing addresses of different data buffers in the GPU memory. According to the method, only the data specified by the selected address field in the command stream is read, and the reading of the data specified by the unselected address field is inhibited, so that the data reading amount is remarkably reduced, and the debugging efficiency is improved.

The invention provides an equipment control method and device, computer equipment and a storage medium, and the method comprises the steps: monitoring whether key value information of an equipment register of to-be-controlled equipment is written into a preset data structure defined by a kernel mode program or not by adopting a user mode program when an equipment drive program corresponding to the to-be-controlled equipment runs, and if the key value information of the device register exists in the preset data structure, reading the key value information of the device register by adopting a callback function defined by the kernel mode program, and executing read-write operation on the device register by adopting the callback function according to the key value information of the device register so as to control the to-be-controlled device. Once the user mode program monitors that the key value information exists in the preset data structure, the callback function defined by the kernel mode program completes reading and writing of the device register, and therefore the purposes that the device drive program does not need to be modified, register reading and writing are dynamically achieved, and the debugging cost is reduced are achieved.

The utility model discloses a computer data reading device with an anti-misplug function, which relates to the technical field of computer data reading, and comprises a data reading component, and the data reading component consists of a USB flash disk mechanism and an anti-misplug mechanism. Through the design of the anti-mistaken-pulling mechanism outside the USB flash disk mechanism, the function of locking the USB flash disk mechanism outside the data female seat for use can be realized, so that the situation that the USB flash disk mechanism loses connection with the data female seat due to mistaken pulling of the data reading assembly caused by collision of external force can be effectively avoided; meanwhile, the data reading assembly can be pulled out only through specific operation and steps, the phenomenon that irrelevant personnel pull out the data reading assembly by mistake is effectively avoided, and the problems that an existing data reading device is not provided with a locking structure, connection is carried out only by pressing the outer portion of a plug through an elastic piece in a USB female base, and the data reading assembly cannot be pulled out easily are solved. Therefore, the data reading device is easy to be mistakenly pulled out due to external force or irrelevant personnel, and operations such as data reading, copying, transferring and the like are interrupted.

The embodiment of the invention discloses a GPU chip, a ray tracing method, a graphics card and computer equipment, and relates to the field of GPU graphic rendering. The GPU chip comprises a GPU core, an on-chip cache and a cache controller, the on-chip cache is used for storing ray tracing data required by ray tracing calculation; the GPU core is used for sending a data reading instruction to the cache controller; the cache controller is used for reading the ray tracing data from the on-chip cache based on the data reading instruction and sending the ray tracing data to the GPU core; and the GPU core is used for executing ray tracing calculation based on the ray tracing data. By adopting the GPU chip provided by the invention, a large amount of occupation of a GPU core in ray tracing calculation can be avoided, and a relatively high data access speed is achieved.

The invention provides a data storage method and device, electronic equipment, a computer readable storage medium and a computer program product, and relates to the technical field of computers, in particular to the technical field of data processing such as data retrieval, data reading and data transmission. The method comprises the following steps: in response to received target data, obtaining a first preset number of index data similar to the target data in a data index center; determining a plurality of corresponding vector storage engines according to the first preset number of index data, extracting a second preset number of data similar to the target data from each vector storage engine, and calculating the sum of the distances between the target data and the second preset number of data in each vector storage engine; and storing the target data into the vector storage engine with the minimum distance sum. According to the method, the flexibility and efficiency of data storage are improved.