43 results about "Page cache" patented technology

The invention relates to the technical field of front-end Web development, and particularly provides a multi-label page component cache management method and system, a terminal and a medium, and the method comprises the steps: setting a cache level mark for each routing node in routing configuration, and generating a unique component identifier by intercepting a routing event; recursively screening target components based on the depth of the cache hierarchy, and constructing a precise cache list; and in response to the change of the global state, directionally updating the field of the influenced component by adopting a difference comparison mechanism. According to the method, efficient management of multi-label page cache is realized, and the memory utilization rate and the page rendering performance are improved.

The invention discloses a distributed file system metadata full-memory management method and system.The distributed file system metadata full-memory management method comprises the steps that distributed file system metadata are stored in a memory and a storage layer through the same layout, and the same layout means that memory pages in the memory and storage blocks in the storage layer are the same in size; and taking the memory page in the memory as a page cache of a corresponding storage block in the storage layer, responding to a read request and a write request of a client through the distributed file system metadata stored in the memory, and directly writing the memory page written by the write request into the storage layer when the write request is received so as to realize persistent storage of the distributed file system metadata. The distributed file system metadata full-memory management method aims at achieving distributed file system metadata full-memory management, read operation completely gets rid of the I / O bottleneck, all storage bandwidths are dedicated to write operation, memory bandwidths are fully utilized for distributed file system metadata management, and persistence overhead is reduced.

The invention relates to the technical field of resource cache management, and discloses a page cache-based page loading method and device, electronic equipment and system.The method comprises the steps that after it is detected that a network agent tool meets a preset operation condition, a network request is intercepted through a capture event monitor of the network agent tool, and the network request is loaded to the electronic equipment; if the network request does not meet the special processing condition, judging whether the network request contains a target resource request, and if so, executing a resource response operation according to a resource loading strategy corresponding to the target resource request contained in the network request to obtain a first resource; otherwise, loading a second resource required by the network request through the network based on a preset network loading instruction; and displaying the target resource obtained by loading on the current page. Therefore, by implementing the method and the device, different resource loading and caching strategies can be adopted for different types of page resources, adaptive page caching is realized, the loading efficiency and stability of the page resources are improved, and the page browsing experience is improved.

The application discloses a data page recovery method and device, electronic equipment and a storage medium. The data page recovery method comprises the following steps: determining a data page cache of a first data page to which a target waiting event is directed, the target waiting event is a waiting event waiting for a target node in a database cluster to respond, and the target node comprises a fault node and / or an active node; releasing other data page caches in the active node except the data page cache of the first data page; and recovering a data page cache of a second data page according to a first redo log of the second data page, the second data page being a data page taking the active node as a recovery node, and the first redo log being recorded in a first log file in a disk. According to the method, other data page caches except the data page cache of the first data page are released, and then data page recovery is performed according to the first redo log of the second data page, so that the recovery efficiency of the data page in the shared storage database cluster is improved.

The application provides a NUMA system page cache copy management method and system. The application first generates a read-only copy page in the local memory of an access node through the linkage of target file page cache identification, access subject NUMA node information acquisition and policy copy judgment, thereby avoiding cross-node remote memory access. Then, in combination with local copy priority mapping and page fault triggered by unmapping when process node scheduling is changed, the dynamic adaptation of process scheduling behavior and page mapping relationship is realized. Finally, in the read page fault interrupt process, the page mapping update is completed based on the copy strategy, and the association relationship between the node and the access task is recorded. Without damaging the file page cache semantics, the remote access overhead of the multi-NUMA node system file page cache can be greatly reduced, the problem of continuous remote access caused by process node drift can be solved, and the overall file access performance and running stability in the concurrent scenario can be significantly improved.

This application provides a page buffer circuit and storage device. The page buffer includes: multiple registers and a page buffer; the multiple registers are respectively connected to peripheral interfaces to sequentially receive input data through the peripheral interfaces; the input data is sequentially converted into at least one data segment; the page buffer is connected to the multiple registers to write the current data segment stored in the multiple registers into the page buffer, thereby writing the input data into the page buffer in the manner of converting it into the at least one data segment. The write speed of the page buffer in this page buffer circuit is not limited by the write speed specified by the peripheral interface protocol of the peripheral interface, and the multiple registers can write the stored data into the page buffer as needed, which reduces the performance requirements for the write speed of the page buffer.

The invention relates to a distributed file system, a method thereof and a non-transitory machine readable medium. The plurality of computing devices are communicatively coupled to each other via a network, and each of the plurality of computing devices is operably coupled to one or more of the plurality of storage devices. The plurality of faulty resilient strips are distributed over the plurality of storage devices such that each of the plurality of faulty resilient strips spans the plurality of storage devices. The graphics processing unit is operable to access the data file from the faulty resilient stripe while bypassing the kernel page cache. In addition, these data files may be accessed in parallel by a graphics processing unit.

The application discloses a kind of intelligent cache management methods and devices of page data, the method includes: according to the target page management component of pre-set target management field is generated, and then according to target management field, determine all target management pages of the target management field management;The page state corresponding to each target management page is detected, and page state includes the update state or no update state needing to execute page cache management operation;When detecting that there is update page, according to target management field, according to the modification data corresponding to update page, update page is executed page cache management operation, and the management result corresponding to update page is obtained, and update page is updated according to management result, and update page is the page of the page data of some target management page, and there is data update record and / or page access record.

The embodiment of the invention provides a cache updating method and device for an HTML page and electronic equipment, and relates to the technical field of application development. The method comprises the following steps: in response to display of a first page, determining a page identifier of a first HTML page belonging to the first page as a target page identifier; searching HTML (Hypertext Markup Language) page data corresponding to the target page identifier in the cache pool, and taking the HTML page data as first HTML page data; determining whether the first HTML page data meets a preset updating condition or not; and if the target page identifier meets the target page identifier, obtaining target HTML page data corresponding to the target page identifier from a server side, and updating the first HTML page data in the cache pool into the target HTML page data. By applying the method and the device, the display rate of the HTML page can be improved while the real-time requirement of the HTML page is met.

The application provides a page skipping query method and device, a storage medium and a processor, and relates to the technical field of computers. The method comprises the following steps: acquiring a query target page; determining a node where the target page is located based on the query target page, a preset size of data per page and a node size; and querying cache data of a front-end page based on the node where the target page is located to obtain a query result, wherein the cache data of the front-end page is obtained by loading corresponding block data in back-end data to a front-end page cache based on a current query condition, and the cache data of the front-end page comprises a plurality of nodes, and each node is used for storing different block data in the back-end data. Random access can also be realized for experienced pages, and the query rate is improved.

The application provides a Lustre file system write processing method and device, the method comprising: in response to a write data request initiated by an application layer for a target file, detecting whether an accelerated write condition is met; if the detection result is yes, copying to-be-written data to a preset cache area in a kernel state of a Lustre client and returning write success to the application layer, applying a distributed write lock corresponding to a file offset range of the to-be-written data to a metadata service by using a background thread, and after holding the lock, writing the to-be-written data in batches into a page cache; if the detection result is no, writing the to-be-written data into the page cache page by page, including applying a distributed write lock corresponding to a file offset range of the page data to the metadata service by using a background thread, and after holding the lock, writing the page data into the page cache; and persistently storing data in the page cache to an object storage server. Compared with related technologies, the application avoids multiple lock applications and improves data write efficiency.

The application relates to the technical field of hard disks, in particular to a garbage collection method and system of a solid state disk controller based on a network on chip. The method comprises the following steps: selecting a garbage collection target block from a plurality of NAND flash memory blocks, identifying valid pages and reading the valid pages to a flash memory storage controller buffer; keeping valid page cache data and obtaining error analysis results; judging whether the valid pages need error correction according to the error analysis results and determining available target pages in a migration target block; directly writing the buffer valid pages into the available target pages when error correction is not needed, executing error correction by an error correction processing unit and writing the available target pages through network on chip interconnection when error correction is needed; cyclically executing the above steps for each valid page of the target block, and erasing the target block after migration is completed to recover storage space, so that the internal data transmission path of valid page migration is shortened, garbage collection latency is reduced, and the influence on host request processing performance is reduced.

Embodiments of the present application provide a page data caching method and related device, which are used to reduce the loading time of a page and improve user experience. The method of the embodiments of the present application comprises the following steps: when an application program of a client is started, obtaining target cache configuration information from a cache interface of a server corresponding to the application program, the target cache configuration information comprising target page parameter information of a page and target page identifier information matched with the target page parameter information; when a first page is accessed, obtaining first page parameter information of the first page and first page identifier information matched with the first page parameter information; checking whether the first page identifier information is the same as any page identifier information in the target page identifier information and whether the first page identifier information is not saved in the client; and if the first page identifier information is the same as any page identifier information in the target page identifier information and the first page identifier information is not saved in the client, sending a data caching instruction to the cache interface according to the target page parameter information to obtain target page cache information.

A system and method for caching in a storage device. In some embodiments, the method includes opening, by a first thread, a first file; reading a first page of data from the first file into a page cache in a host memory of a host; adding a first pointer to a first data structure, the first pointer pointing to the first page of data; opening, by a second thread, a second file; reading a second page of data from the second file into the page cache; and adding a second pointer to the first data structure, the second pointer pointing to the second page of data.

The present disclosure relates to a page data acquisition method and apparatus, a communication device, a storage medium, and a program product. The method comprises: receiving a geographic cache pre-request sent by a client, the geographic cache pre-request being used for requesting page cache data of a target page of a target application; in response to the geographic cache pre-request, on the basis of a target query strategy, determining, from geographic cache data, a target cache location matching the location of the client, and target page cache data corresponding to the target cache location, wherein the target query strategy comprises a target query radius, the distance between the target cache location and the location of the client is less than or equal to the target query radius, the geographic cache data comprises a plurality of cache locations and a plurality of pieces of page cache data respectively corresponding to the plurality of cache locations, and the page cache data is real page data of the target page displayed by the client at the corresponding cache locations before the geographic cache pre-request; and returning the target page cache data to the client.

This invention discloses a page caching method, system, apparatus, terminal device, server, storage medium, and program product. The method, configured on a client, includes: responding to a page access request by sending a page identifier of a first page to be accessed and an object identifier of a requesting object to access the first page to a target server; receiving an access probability returned by the target server for the page identifier and object identifier; and caching a second page if the access probability determines that a second page needs to be cached; wherein the access probability is the probability that a requesting object requests access to a second page through the first page, and the access probability is predicted based on the matching result between the page features associated with the first page and the object features of the requesting object. The technical solution of this invention, through an active page caching process, can improve page access speed.

The application discloses a method and device for optimizing NVM interface command execution sequence. The method comprises the following steps: obtaining a first NVM interface command to be executed; identifying whether the first NVM interface command hits a page cache of an NVM chip; in response to the page cache hit, generating a command for accessing the page cache according to the first NVM interface command, and replacing the first NVM interface command with the command for accessing the page cache. The medium interface controller in the application comprises a message queue and an NVM command processing unit; the message queue is used for receiving messages of multiple planes of a logical unit accessing an NVM chip; the NVM command processing unit obtains information from the message queue, generates an NVM interface command according to the indication of the message, and sends the NVM interface command to the NVM chip; and the NVM command processing unit fuses the NVM interface command.

A data write minimization apparatus according to one embodiment may perform caching a page stored in a storage device into a buffer of a volatile memory; generating, when a data update transaction occurs for the page, a PPL block including a per-page log (PPL), which is a per-page redo log, for the data update transaction in a non-volatile memory, and storing, when the PPL block grows larger than a preset size, an entire page in the storage device; and maintaining, when a page write occurs for a PPL page in which the redo log is stored as a PPL block in the non-volatile memory, the PPL block stored in the non-volatile memory, and performing, when a page write occurs for a normal page, an entire page write to the storage device.

The application provides a programming command processing method and device. The provided method for processing a programming command comprises the following steps: sending an address to an NVM chip and moving data in a memory to the NVM chip; releasing the data in the memory before the NVM chip indicates that the data is successfully recorded in the address; and querying the state of the NVM chip to obtain a processing result of the programming command, and sending part of the programming command to the NVM chip to instruct the NVM chip to program the data in the page cache in response to the state of the NVM chip indicating that the processing of the programming command fails.

The invention discloses a page caching method and device, a nonvolatile storage medium and electronic equipment. The method comprises the following steps: carrying out initial configuration on a main application in a micro-front-end framework; generating a mounting point element corresponding to each sub-application in a page structure of the main application, and determining a target sub-application matched with a changed route under the condition that a route change event is detected; loading the target sub-application to a mounting point element of the target sub-application; if other sub-applications different from the target sub-application exist in the multiple sub-applications corresponding to the main application and a first sub-application with the display attribute being display exists in the other sub-applications, setting the display attribute of a mounting point element corresponding to the first sub-application to be hidden in the page structure. According to the method and the device, the technical problems of node conflict and resource competition caused by the fact that the cache cannot be efficiently processed when the multiple sub-applications in the micro-front-end framework are switched in the prior art are solved.

The embodiment of the invention discloses a data request processing method, device, system, equipment and medium, and the data request processing method comprises the steps: determining a request response mode corresponding to a page data request under the condition of obtaining the page data request; under the condition that the request response mode is a request mode based on the data updating state, comparing original data version information of a target page associated with the page data request with corresponding latest data version information, and determining the data updating state of the target page; the original data version information is cached in the client; the latest data version information is acquired from a preset gateway of the server; and under the condition that the data updating state indicates that the page data of the target page is not updated, taking the page data of the target page cached in the client as request feedback data of the page data request. According to the technical scheme, the number of times of network data service requests can be reduced, and flow waste is reduced.

This invention discloses a method, apparatus, electronic device, and medium for preloading front-end pages of an IoT platform, comprising: when a target user accesses a first front-end page, determining whether a corresponding first callback interface ID exists in the page cache; if so, retrieving corresponding preprocessed data based on the first callback interface ID and loading the page; otherwise, calling a regular interface for business logic data processing and page loading; when the first front-end page is loaded, determining the k-step transition probability of each slow-loading page based on the current page state, variant state transition matrix, and page state probability distribution; using slow-loading pages with k-step transition probabilities greater than a preset probability threshold as preloaded pages, calling a preload asynchronous interface to process the business logic data of the preloaded pages in the backend, and returning the corresponding callback interface ID to the page cache. This invention improves the loading efficiency of front-end pages of IoT platforms and the user's browsing experience, and can be applied to the field of information technology.

This application provides a page cache, memory device, and memory system, relating to the field of semiconductor technology, which can improve the storage capacity and access speed of the page cache while reducing the cost of the page cache and memory device. The page cache includes a first latch circuit, a second latch circuit, and a third latch circuit. The second latch circuit is coupled to the first latch circuit and configured to transfer data to the first latch circuit. The third latch circuit is coupled to the first latch circuit and configured to transfer data to the first latch circuit. The page cache is configured to output data in the first latch circuit in response to a control signal; wherein the storage capacity of the third latch circuit is greater than the storage capacity of the second latch circuit.

The invention provides a page cache rendering method, device and equipment for a multilevel menu. The method comprises the following steps: acquiring a menu page to be cached and rendered; analyzing menu hierarchies in the menu page to obtain a plurality of hierarchical menus; taking each hierarchical menu in the plurality of hierarchical menus as an element of an array to form a menu array; and according to the length of the menu array, through a cache container and a menu routing layout component of the cache container, caching and rendering hierarchical menus with more than two levels in a plurality of hierarchical menus. According to the scheme, by using the cache container and the menu routing layout component, the menu page can be rendered to be flattened, the page effect that a multi-level menu is cached and rendered can be achieved, the memory occupation of system operation is reduced, the disorder of the component management state is avoided, and the simplification of code development is realized.

The application discloses a transmission method of VBI Teletext data. In the prior art, the demultiplexer directly transmits the extracted data to the Teletex module of the set top box, and the data is easy to be lost. In the method, the VBI Teletext data is transmitted to the set top box through a transport stream data packet, and then the VBI Teletext data is extracted after being demultiplexed by the set top box, is cached to a page cache area, and is transmitted to the Teletex module of the set top box. The Teletex module transmits the graphic text data to a television with graphic text decoding through an analog signal, and the content is displayed after being decoded by the television. The method caches the data, the hardware reads the data from the cache, and the data caching and the hardware reading are operated in parallel, so that the data loss is reduced, and the data integrity is ensured.

This application relates to a method and apparatus for testing memory performance degradation. The method includes: monitoring user processes of a cloud host and a host machine, and terminating user processes when the user process load exceeds a first threshold, so that the cloud host and the host machine are in an idle state; repeatedly executing a first file, and sequentially executing a synchronization command and a cache clearing command after each execution of the first file to release slab objects and page caches of the cloud host; obtaining environment variables to limit the number of parallel threads and CPU affinity of the host machine; obtaining a control group to limit the memory usage of user processes on the host machine; repeatedly executing a first command, and sequentially executing a synchronization command and a cache clearing command after each execution of the first command to release slab objects and page caches of the host machine; statistically analyzing the execution results of the first file and the first command, and calculating the average memory bandwidth of the cloud host and the host machine; and calculating the memory performance degradation ratio of the cloud host based on the average memory bandwidth of the cloud host and the host machine.

The invention discloses a model file loading method and device, electronic equipment, a medium and a program product, and relates to the technical field of large models. The method comprises the steps that when a model loading request for a model file is received, the model loading request is analyzed, and a plurality of to-be-loaded file blocks corresponding to the model loading request are obtained; according to file information in the metadata description file, scheduling each to-be-loaded file block to obtain at least one target file block and a logic address of the at least one target file block; according to the address mapping relationship, converting the logic address of the at least one target file block into a physical address, and loading the file information corresponding to the at least one target file block by using the physical address, so that a file system and a page cache can be bypassed; and the file information corresponding to the at least one target file block is directly loaded according to the physical address, so that the loading speed of the model file is increased.

This application is directed to concurrent page cache resource access in multi-plane memory devices. A memory device includes a first memory array, a second memory array, and a page cache circuit coupled to the first memory array and the second memory array. The page cache circuit includes at least one set of concurrent resources and at least one shared resource, where the at least one set of concurrent resources is accessible by the first memory array and the second memory array asynchronously and concurrently, and where the at least one shared resource is accessible by the first memory array and the second memory array in a time-multiplexed manner.

The application provides a database page expansion method and related products. The database page expansion method comprises the following steps: determining an actual page allocation quantity of expansion performed at a current time according to a page expansion request of a data table; in response to the actual page allocation quantity satisfying a preset batch expansion condition, pre-allocating storage space used for performing an atomic commit operation based on the actual page allocation quantity; and within a valid period of an exclusive lock state of the storage space, directly loading page initialization data of the data table into the storage space to complete batch page expansion. The scheme of the application writes the page initialization data into a physical storage area, bypasses a double buffering link of a database shared buffer and an operating system page cache, avoids data replication overhead and synchronization waiting among multiple levels of cache, reduces CPU occupation and write delay, makes the page image in the memory and the content in the persistent storage consistent in a single atomic operation, and ensures the stability of the expansion operation.

The application relates to a data caching method and device, computer equipment and a storage medium. The method comprises the following steps: obtaining target configuration information of a service application, wherein the target configuration information comprises a target interface, a path field and a cache update field; then determining the calling record of the target interface according to the path field, and when the calling record indicates that the target interface is called again, performing update type detection on the cache update field to obtain a type detection result. In this way, when the type detection result is a target type, the cache data can be read from a server cache, and the cache data can be cached to a page cache. The method can improve the flexibility of data caching.