154 results about "Handle" patented technology

The invention discloses a Direct3D rendering model compatible method based on a dynamic template pool, which comprises the following steps: establishing three types of mapping tables between D3D and Vulkan when compiling DXVK, constructing resource metadata, and creating a core, extended and temporary three-level template pool according to the mapping tables after starting; when the D3D application creates resources, metadata is initialized, parameters are verified, physical memories are allocated and grouped, resource groups are pre-verified, a batch binding command is generated, memory binding is completed, and the metadata is updated; when a resource view is created, a template is matched from a template pool, a handle is generated after instantiation, a resource handle is associated, and a descriptor is bound; when a rendering state is set and a rendering instruction is executed, the rendering state and the rendering instruction are respectively converted into a Vulkan related state and a Vulkan related instruction through a mapping table, a handle is bound after a PSO cache is inquired, a command buffer area is submitted to a GPU queue to execute drawing, and compatible operation of the D3D application on a platform supporting a Vulkan operating system is realized under the condition that the GPU does not support VKKHRmaintence5 and VKKHRmaintence6 extension.

The invention discloses a knowledge graph generation method based on multi-source data integration, and relates to the technical field of knowledge graph generation. The method comprises the following steps: collecting multi-format data, and performing cleaning, standardization and desensitization preprocessing to ensure that the data is integrated; using the fusion model to extract entities and relationships, and adapting to multi-source data types; similarity is calculated in combination with multi-dimensional features, and entity alignment disambiguation is achieved; carrying out weighted fusion on multi-source knowledge to construct a triple, and processing relation conflicts; evaluating the quality of the atlas through multiple indexes; triggering conditions are set, incremental updating and version management are adopted, and dynamic iteration of the atlas is guaranteed. According to the method, the multi-source data preprocessing quality is improved, the entity recognition and alignment precision is enhanced, relation conflicts are solved, and a high-quality time sequence knowledge graph is constructed; incremental updating is efficient and energy-saving, version management is traceable, and multi-field dynamic application requirements are met.

The invention discloses a zero-copy data transmission method and device, a medium and a product, and belongs to the technical field of data transmission, and the method comprises the steps that an application program requests a memory buffer area from a kernel module; the kernel module allocates a physical memory buffer area according to the request, and returns a specially designed descriptor (including a handle corresponding to an address pointer); the application program submits a descriptor to the kernel module and requests an address pointer of the memory buffer area; after the kernel module verifies the descriptor, the physical memory buffer area is mapped to a virtual address space of the application program, and a corresponding address pointer is returned; the application program writes data needing to be sent according to the address pointer, and after writing is completed, the descriptor is submitted to the kernel module and the written data is requested to be sent; after the kernel module verifies the descriptor, a DMA controller is configured and started, and the written data is directly read from the physical memory buffer area and pushed to a network card to be sent. According to the invention, the security and certainty can be improved while the transmission performance is ensured.

The invention relates to the technical field of message pushing, in particular to an SaaS (Software as a Service) intelligent concurrent pushing system which comprises a tenant flow monitoring module, a resource binding module, a lock-free object writing module, a handle layout construction module and a cache prefetching delivery module. According to the method, the high-frequency business object is identified by monitoring the flow characteristics of the tenants, and the complete Slab page is dynamically applied and bound to the thread exclusive local allocation buffer area, so that physical isolation of bottom layer resources is realized to eliminate global lock competition and context switching overhead in a multi-thread environment; lock-free memory writing is executed based on a privatized pointer, the object construction efficiency is greatly improved, a compact storage structure in which a bitmap is adjacent to a connection handle is constructed, a hardware cache prefetching mechanism is triggered by utilizing bitmap reading, connection data is loaded to a CPU cache line in advance, and the connection data is stored in the cache line. And the cache miss rate is reduced and the concurrent delivery performance of massive messages is remarkably improved by utilizing a memory locality principle.

The invention relates to a visual component management method and system based on support of multi-user collaboration, and belongs to the technical field of computer software collaborative design. Wherein multi-party editing requests are received and verified through a cooperative access mechanism, structured component data are constructed by using a component modeling model, concurrent control and a difference buffer are adopted to coordinate parallel modification, write conflicts are identified and processed based on a conflict detection algorithm, and traceable management of component versions is realized through a snapshot generation model. According to the method, efficient, consistent and conflict-controllable unified management of the visual components in a multi-person online cooperation scene is realized, and the cooperation efficiency of component development and the system reliability are effectively improved.

The present disclosure provides a method for loading an operator, a method for searching an operator, a device, equipment and a medium, and belongs to the technical field of deep learning. The method is applied to a host computer which is externally connected with a computing unit. The method comprises the following steps: obtaining an identifier of a target operator, obtaining an index of the target operator in the service logic of n levels in the identifier of the target operator, searching the service logic corresponding to the n levels of the target operator based on the index, and searching an executable handle bound to the service logic of the target operator at the nth level. By using the scheme of the present disclosure, the operator is searched in a hierarchical manner, the operator can be quickly searched, and the efficiency of executing the operator is improved.

The invention relates to an intelligent password key management method and device based on an SKF standard, and belongs to the technical field of computers. The method comprises the steps that a first interface calling request for a first management interface is received, and the first interface calling request comprises information of a target operation based on a first intelligent password key; if the operation is the equipment layer operation, calling an SKF standard interface corresponding to the target operation to execute the target operation; if the operation is the application layer operation, an SKF standard interface is called to generate an application handle, the application handle is stored in a memory, and the SKF standard interface corresponding to the target operation is called to execute the target operation; if the operation is the container layer operation, calling an SKF standard interface to generate an application handle and a container handle, storing the application handle and the container handle in a memory, and calling the SKF standard interface corresponding to the target operation to execute the target operation. According to the method, the target operation is executed through the packaged interface, so that the development difficulty is reduced, the development convenience and the development efficiency are improved, and the stability of a program and the security of a memory are improved.

A digital object architecture infrastructure includes a handle system that stores handle data and a proxy server that caches handle data for rapid access. A client connects to the proxy server to request access to the handle data. When the handle data does not have access restrictions and is currently cached, the proxy server returns the handle data to the client without accessing the handle system. When the handle data does not have access restrictions and is not cached, the proxy server obtains the handle data from the handle system, caches a copy of the handle data for future access, and provides the handle data to the client. The proxy server may cache encrypted handle data that is subject to access restrictions, cannot be decrypted by proxy server, and can be provided to a client determined to be allowed access. The client can then decrypt the encrypted handle data.

The invention discloses a method and a system for realizing compatible file hard link and S3 shallow copy based on a distributed key-value pair, a file metadata key-value pair is used as a metadata storage main body of a file or a directory, a key consists of a file system ID (Identity), a parent directory ID and a file or directory name, and a value contains metadata information; a reverse index file handle key value pair is introduced to serve as a unique invariant identifier, a key is composed of a file system ID, an initial parent directory ID, an initial file or first N characters of a directory name and a file ID, and a value contains a current file metadata key and a reference count. When files or directories are created and deleted, the files or the directories are located at the same one-key value pair node in a large probability, and one-stage submission is supported to improve performance; hard linking and S3 shallow copying are achieved at the same time, independent file metadata key-value pairs and reverse index file handle key-value pairs are created for the hard linking and the S3 shallow copying, reverse index file handle keys of the target file are recorded by file metadata values of the file metadata key-value pairs, reference counts of the reverse index file handle values of the target file are updated, and performance and compatibility are both considered.

An implementation may involve: receiving, by an application launcher, a message on behalf of a client device; determining a server application based on the message and metadata, wherein the server application is associated with a path, wherein the path includes a set of steps, wherein each of the set of steps is respectively associated with program logic to perform a discrete set of functions, wherein a generate result step causes the server application to determine an outcome of executing the path, and wherein a handle request step causes the server application to provide, to an external service, a representation of a request related to the outcome; providing, by the application launcher, a client application to the client device; and executing, by an orchestrator, the path, wherein a context of the execution is written in a database between execution of at least some of the set of steps.

The invention provides a data tracing method and device, equipment and a storage medium, and is applied to a handle client, and the method comprises the steps: obtaining a handle identifier of to-be-traced data; the handle identifier comprises an identifier prefix and an identifier suffix; the identification prefix is determined according to a handle server site configuration file; the identification suffix is determined according to the position number of the block chain to which the handle client belongs, the transaction sequence number and the generation time of the handle client; an identification prefix analysis request is sent to a global handle registration server, so that the global handle registration server determines a local handle server associated with the identification prefix based on the identification prefix, and the identification prefix analysis request comprises a handle identifier; and an identification suffix analysis request is sent to a local handle server, so that the local handle server determines related information of the to-be-traced data based on the identification suffix, and the identification suffix analysis request comprises the handle identification. According to the method, the Handle identifier and the block chain technology are combined, so that comprehensive and accurate data tracing is realized.

A first request may be received from a loader to create a first file handle corresponding to a first library, where the first request may include a first identifier corresponding to the first library, and where the loader may be part of an operating system of a computer system. It may be determined that the first library is to be proxied by a second library. The first identifier in the first request may be replaced with a second identifier corresponding to the second library. The first file handle may be created based on the first request. The first file handle may be provided to the loader. An export section of a first image corresponding to the first file handle may be customized when the first image is mapped into a memory.

The invention relates to the technical field of computer security, in particular to a security isolation management system based on virtualization, which comprises a virtual machine intrusion behavior monitoring module, a Hypervisor monitoring system call frequency and a network connection request of a target virtual machine, and obtaining an intrusion behavior feature matching event. According to the method, the system calling frequency and the network connection request are monitored in real time when the target virtual machine runs, the intrusion behavior characteristics are captured, the targeted alarm instruction is generated, the memory of the target virtual machine is subjected to copy-on-write snapshot when the threat behavior is triggered, and the memory state at the intrusion moment is completely stored; establishing a new virtual processor context, and dynamically redirecting a network socket associated with an attack session to realize immediate isolation and transparent shunting of intrusion behaviors; and further, taking the data entering the memory as a taint source starting point, and tracking a flow path of a data taint among a register, a memory address and a process file handle.

The invention provides a data caching method and device, a storage medium and a program product, firstly, an SQL statement of a client side is analyzed to obtain a name information hash value and an SQL feature hash value corresponding to the SQL statement, then according to the name information hash value and the SQL feature hash value, hierarchical management is conducted on the SQL statement according to a preset caching mechanism to distinguish hot data and cold data, and the SQL statement is cached according to the hot data and the cold data. Wherein the preset cache mechanism comprises an LRU mechanism of hot data and an LFU mechanism of cold data, then obtaining context information during the execution period of the SQL statement, mounting the context information to a corresponding handle generated by hierarchical management, and then adding the handle to a client cache system. The cache resources are subjected to hierarchical management, hot data and cold data are distinguished for classified processing, the cache hit rate is increased, and therefore the client application response speed and the user experience are effectively improved.

The present invention relates to the field of network communication technology, and provides a handle identifier resolution caching method, a query method, and a handle identifier resolution system thereof. The handle identifier resolution caching method provided by the present invention includes step S1, wherein a string formed by arranging a handle identifier string, an index value, and a type value is used as a keyword value, and a hash address corresponding to the keyword value is calculated, thereby establishing a hash table; and step S2, wherein the handle identifier resolution result is cached in a storage unit corresponding to the hash address, and the handle identifier resolution result includes at least binary format data and data in a specified format converted from the binary format data. The handle identifier resolution caching method can effectively reduce the number of cache queries for the handle identifier resolution result, eliminate the data format conversion step required to be executed when querying based on different protocols, and effectively improve resolution efficiency.

This invention relates to the field of software detection technology, specifically disclosing a knowledge graph-based intelligent detection method and system for software backdoors. The method involves intercepting system kernel events and reading the object handle table to generate a time-series interaction log. Based on this log, a time-series knowledge graph is constructed, forming an interconnected network composed of process nodes, token nodes, and relationships such as handle holding, token replication, and memory writes. Newly added process nodes with process creation timestamps are further extracted as target process nodes, and the nominal parent process node is located based on its parent process identifier. Subsequently, a lineage consistency check is performed around the target process node, and cross-chain constraint analysis is conducted using the nominal parent process node, anonymous process nodes, token nodes, and memory write relationships. When contradictions arise in handle permissions, token inheritance, and write timing, and the lineage forgery index exceeds a preset threshold, the target process node is determined to be a parent process deceiving a backdoor process, and a threat interception command is output.

The invention relates to the technical field of communication, in particular to a resource management method and device, equipment and a medium, and the method comprises the steps: obtaining a task sequence hardware computing chain resource request, used for indicating a request demand, of application software; matching a hardware computing link corresponding to the task sequence from the mapping relation according to the hardware computing link resource request; returning an operation handle of the hardware calculation link to the application software; after a data processing request obtained by writing to-be-processed data into the operation handle by application software is received, processing the to-be-processed data in sequence according to the hardware calculation link; application software only needs to copy the to-be-processed data once, so that data copying from a large amount of memory to endpoint equipment is omitted; when the data is processed on the endpoint device, the link information of the hardware calculation link is carried, and the data can be output to the next endpoint device according to the calculation link information after calculation is completed, so that a large amount of path occupation and memory replication are reduced, and the utilization rate of various resources is improved.

The application relates to an intelligent password key management method and device based on an SKF standard, and belongs to the technical field of computers.The method comprises the following steps: receiving a first interface calling request for a first management interface, including information of a target operation based on a first intelligent password key; if the operation is a device layer operation, calling an SKF standard interface corresponding to the target operation to execute the target operation; if the operation is an application layer operation, calling an SKF standard interface to generate an application handle, storing the application handle into a memory, and calling an SKF standard interface corresponding to the target operation to execute the target operation; and if the operation is a container layer operation, calling an SKF standard interface to generate an application handle and a container handle, storing the application handle and the container handle into a memory, and calling an SKF standard interface corresponding to the target operation to execute the target operation.The application executes the target operation through an encapsulated interface, reduces the development difficulty, improves the development convenience and the development efficiency, and improves the stability of a program and the safety of a memory.

The application provides a remote isolated browser implementation method and device based on kernel redirection and mapping, equipment and medium, the method comprises the following steps: in the process that the navigation component of Chromium kernel executes navigation check, it is judged whether the current request belongs to the business needing to be isolated, if yes, the original uniform resource locator URL is saved to the custom data structure, and the target address of the request is modified to the preconfigured remote stream server address; when the renderer completes navigation and triggers navigation submission callback, the original URL saved in the custom data structure is extracted from the navigation handle; the virtual URL setting interface of navigation entry is called, and the URL displayed in the address bar of the browser is forced to be set to the original URL, so that the hijacking effect of loading remote stream content while displaying the original address is realized; doubts of users are eliminated, and users do not need to adapt to a new interaction mode.

The invention provides a parasitic parameter extraction method and system for Socket interface multi-task coordination, and belongs to the technical field of parasitic parameter extraction. The method comprises the following steps: acquiring and analyzing an initial configuration file, and creating a read-write lock mechanism of a process pool and a global task coordination table; establishing non-blocking transmission control protocol monitoring, and mapping a Socket connection handle established by the sub-process and the host process to a global task coordination table; executing parasitic parameter extraction by utilizing the screened sub-processes, and generating a parasitic parameter result data packet after the extraction is completed; and performing Hash abstract verification, and if the Hash abstract verification is passed, marking the task corresponding to the parasitic parameter result data packet as completion and recording the extracted parasitic parameter. According to the method, a traditional file synchronization mechanism is replaced based on non-blocking Socket communication and an event-driven model, so that the inter-process communication efficiency is remarkably improved; and by adopting read-write lock hierarchical control and atomic operation, the utilization rate of hardware resources is effectively improved.

This invention discloses a real-time multi-task deployment method, apparatus, electronic device, and storage medium, relating to the field of computer technology. The real-time multi-task deployment method is used on a Linux operating system and includes: acquiring a preset number of tasks to be run; acquiring the same number of database thread pool handles as the number of tasks, wherein the Linux operating system and the server have pre-established several TCP connections, and the database thread pool handles point to idle TCP connections; branching the current main process into the same number of child processes as the number of tasks, so that each child process is used to run one task, and allocating a database thread pool handle to each child process; and attaching the branched child processes and their corresponding database thread pool handles to the Linux operating system for execution. This invention enables second-level multi-task execution with high task processing efficiency.

The invention relates to an application programming interface for fine-grained low-latency decompression within a processor core. Methods and apparatus relating to an application programming interface (API) for fine-grained low-latency decompression within a processor core are described. In an embodiment, a decompression application programming interface (API) receives an input handle of a data object. The data object includes compressed data and metadata. A decompression engine (DE) circuit decompresses the compressed data to generate uncompressed data. The DE circuitry decompresses the compressed data in response to a call of the decompression instruction by the decompression API. The metadata comprises a first operation object used for indicating the position of the compressed data; the second operation object is used for indicating the size of the compressed data; a third operation object for indicating a position to which decompressed data of the DE circuit is to be stored; and the fourth operation object is used for indicating the size of the decompressed data. Other embodiments are also disclosed and claimed.

The invention discloses a substrate management controller process monitoring method and electronic equipment, and relates to the technical field of servers, and the method comprises the steps: analyzing the increase trend of file handles by monitoring the number of file handles at a plurality of sampling moments, and analyzing the association strength between the increase trend of the file handles and the utilization rate of a central processing unit; according to the association strength, the number of file handles at multiple sampling moments and the utilization rate of a central processing unit, the process abnormity of the substrate management controller is judged, the accuracy of process abnormity judgment can be improved, and the problem of large-amplitude or sudden increasing handle leakage in a short time due to overlong sampling interval can be avoided to a certain extent; under the condition that the substrate management controller process is determined to be abnormal, the specific abnormal code path is positioned according to the context information of the substrate management controller process, so that the troubleshooting time is shortened, the service does not need to be stopped or restarted, and the service continuity is not influenced.

This application discloses a data query method, device, and storage medium, relating to the field of Internet technology. This method addresses the existing problem of being unable to perform text queries based on query statements. The method includes obtaining a query statement and structured text data; parsing the query statement into an abstract syntax tree; attaching the structured text data as a parameter to the abstract syntax tree; compiling the abstract syntax tree to generate a high-order function; executing the high-order function to generate a row-level data access handle; using the row-level data access handle to access the structured text data, obtain query results, and return tabular data of the query results. This method enables efficient querying of formatted text data using commonly used query statements.

This invention relates to the field of fault takeover, and more particularly to a method, system, and storage medium for distributed task fault takeover. The invention calculates survival characteristics parameters by setting survival evaluation indicators based on the dirty page ratio and the number of resource handles. For tasks meeting the conditions for continued operation, a continueable identifier is generated. For continueable tasks, an innovative dynamic matching strategy for hot data storage nodes is constructed. Combined with elastic control of the synchronization time window based on the survival characteristics parameters, the real-time nature and integrity of the takeover requirement data are ensured. Furthermore, a load evaluation value is obtained through multi-dimensional analysis of the incremental data ratio and IO pressure index. The load evaluation value is combined with the time sequence to determine the takeover time point, and the continueable threshold is adaptively adjusted based on the hot data storage node occupancy ratio. This invention improves fault handling efficiency, ensures fault takeover reliability, and increases storage utilization.

Systems and methods for providing a file system with object versioning support are provided. Rather than adding object records for each version of an object to a chapter database, in one example, the chapter database may be limited to a single object record for a given object including: (i) a name of the object; (ii) an object file handle containing information regarding a file containing data of a current version of multiple versions of the object; and (iii) a version table file handle containing information regarding a file containing a version table. In this manner, enumeration of objects associated with a given chapter may be performed more efficiently and prior versions of objects may be maintained separately within the version table without causing disproportionate growth of object records and without increasing the search depth with objects that are not referenced by the search at issue.

The present disclosure relates to using execution tracing to process queries for an object during the object's life cycle. Embodiments support memory objects that existed during a previous execution of an entity based on a trace identifier. Identify a handle that is used to logically represent memory that is overwritten by an object during the life cycle of the object. Identify a plurality of associations represented by the handle. These associations identify memory addresses that are overwritten by the object during the life cycle of the object. Each association represents at least: (i) a memory address that is overwritten by the object during the life cycle of the object, and (ii) an execution time at which the memory address is overwritten by the object during the life cycle of the object. Process a query for the handle. The query includes a query based on execution time, and processing the query includes comparing the execution time in the query with the (multiple) execution times represented in the association.

A computer system enables instances of properties (e.g., of resources such as files in a file system) to be selectively synchronized with each other. Each instance of a property may have a plurality of versions. A primary version of the property is shared (and synchronized) among all property instances. Each property instance may also have its own secondary version of the property. Each property instance has its own effective version handle, which points to either the property's primary version or the property instance's secondary version of the property. A comparison is performed between a version state of the property's primary version and a version state of the secondary version of a first instance of the property to produce comparison result output. An instance state is exposed to indicate: (1) the version pointed to by the first instance's effective version handle; and (2) the comparison result output.

This application discloses a method and apparatus for parsing JSON nodes. The parsing method includes: defining an array containing multiple elements; parsing JSON data to determine a JSON handle; comparing the JSON handle with the first preset number of elements in the array to obtain a comparison result; if the comparison is successful, retrieving target JSON node information from the JSON handle based on the information described by the last element in the array; determining whether the target JSON node information was successfully retrieved; and if the target JSON node information was successfully retrieved, calling the corresponding application programming interface (API) to complete the parsing function based on the target JSON node information. This application improves the accuracy of calling the API and reduces the error rate during parsing.

The present invention discloses a method for managing game versions, comprising the following steps: S1, starting a nodejs process through a batch processing bat file, and passing in the path of a jzTab file to be processed; S2, opening the jzTab file, holding the file handle of the jzTab file, and setting the jzTab file to a read-only state; S3, parsing the content of the jzTab file and converting it into an XML intermediate file; S4, opening and editing the XML intermediate file in an Excel program; S5, in steps S1-S4, the nodejs process monitors the status of the XML intermediate file in real time. If it is detected that the content of the XML intermediate file has been modified, the valid content of the XML intermediate file is reread and parsed, and the content of the jzTab file is reversely updated using the file handle. The present invention introduces the jzTab file to assist in version information update management while retaining the Excel editing method, greatly improving version management efficiency.