48results about How to "Improve memory usage efficiency" patented technology

The invention provides an application operation method. The method comprises the following steps of setting each course of an application into a foreground course or a background course; setting the foreground course to operate on a foreground of an operation system, and setting the background course to operate on a background of the operation system; after the foreground course is switched to the background course, stopping operating the foreground course, and releasing internal storage which is occupied by the foreground course. The invention also provides an application operation system and an application. By virtue of the technology provided by the invention, the aim of saving the internal storage is reached, the using efficiency of the internal storage is improved, and the operation efficiency of the application is promoted.

The sliced data structure used for a particle-based simulation using a CPU or GPU is a data structure for a calculation space. The space is a three-dimensional calculation space constructed from numerous voxels; a plurality of slices perpendicular to the Y axis is formed; numerous voxels are divided by a plurality of two-dimensional slices; the respective starting coordinates of the maximum and minimum voxels are calculated for a range of voxels in which particles are present in each of a plurality of two-dimensional slices; the voxel range is determined as a bounding box surrounded by a rectangular shape; and memory is provided for the voxels contained in the bounding boxes of each of the plurality of two-dimensional slices.

Systems and methods are provided for handling data to generate an assignment between a base business object and a partner business object in a value flow environment. In one implementation, a function of an assignment creation definition is read to identify an attribute of the base business object, a value of the attribute being required for evaluation of the function. Further, it is determined whether the value of the attribute is stored in a main memory and, if the value of the attribute is stored in the main memory, then the value is retrieved from the main memory. If the value of the attribute is not stored in the main memory, then the value is retrieved from a database. Thereafter, the function is evaluated based on the retrieved value of the attribute to generate the assignment.

An electronic device comprises a first and a second nonvolatile memory areas respectively having a data area for storing data and an identifying information area for storing identifying information which indicates whether the data is valid or invalid, and an overwrite portion for overwriting data to the first and second memory areas, wherein the overwrite portion writes new data to the data area of the second memory area if old data is stored in the data area of the first memory area, and writes the identifying information to the identifying information area of the first or second memory area, the identifying information indicating that the data area of the second memory area is valid.

The invention discloses an IP address list matching method and device, and relates to the technical field of network communication. The method comprises the following steps of S1, obtaining an IP address list, wherein the IP address list is of a two-way chain table structure, and nodes in the two-way chain table are sequentially connected according to the size sequence of IP addresses; S2, conducting matching on the IP addresses to be matched and the IP address list to obtain the matching result. The IP address list is arranged to be of the two-way chain table structure, the nodes in the two-way chain table are sequentially connected according to the size sequence of the IP addresses, due to the fact that the nodes in the two-way link table are in a discontinuous memory, the memory use efficiency of network equipment is improved, and risks caused by failure distribution of large segment continuous memory space are removed.

This is an external storage device for which erase is performed as units of blocks comprising a plurality of pages, and that uses flash memory that uses this page as the minimum unit for reading and writing data, the flash memory comprising a redundant part area for storing codes for performing error correction of specified bit counts for each of the pages, and a bit substitute area at specified areas within the flash memory. The external storage device includes a bit management unit existed within the page and that is for allocating the address of the bit substitute area to the defective bits that are beyond scope of the page unit error correction, and a block control unit that replaces the defective bit with the bit within the bit substitution area and performs reading and writing of the data to the block containing the defective bits. With this external storage device, it is possible to improve the use efficiency of the flash memory.

An embodiment of the invention provides a paging realization method. The method comprises the steps of receiving paging request information, wherein paging request data comprises a query SQL and check information of second data; judging whether a first cache stores the query SQL or not; retrieving the first cache according to the query SQL to obtain a first fragmentation index; judging whether a second cache stores the second data or not according to the check information; obtaining first data from the second cache; and obtaining the second data according to the first data, wherein the first fragmentation index includes at least one fragmentation index, the first cache stores a corresponding relationship between the query SQL and the first fragmentation index, the second cache stores the first data, and the first data is marked with one fragmentation index. Through combined use of the first cache and the second cache, the shortcomings of database paging and memory paging are overcome, the memory usage efficiency is improved, and a high-concurrent paging request is satisfied.

The invention discloses a method of quickly reading and writing a physics territory data, comprising the steps of classifying the data type of the physics territory data, applying storage page for data of different data types, storing the data of same type in the same storage page of a memory, and writing in all the data in the storage page to a hard disk one-time by utilizing the quick writing-in process from the storage page to the hard disk. By the method of quickly reading and writing a physics territory data of the invention, the concrete data type, concrete data unit and reconstruction of the concrete data unit require no concern, the reconstructions one by one of all data are avoided, the reading and writing speeds are improved, and the quick reading and writing of the mass integrated circuit physical layout data between the computer memorizer and the hard disk is realized.

The invention relates to a large-user-amount data access and real-time ordering system applied to services. The system is connected with a new user and an access user and comprises a data storage module, a data access module and a real-time data ordering module. By utilizing the system, the problem of efficiency in large-user-amount data access and real-time ordering in value added services is solved.

The invention provides a virtual machine memory management method and equipment. The method comprises the following steps: identifying a non-operating system memory of a virtual machine from total memory allocated to the virtual machine; wherein the total memory comprises the memory of the virtual machine and the management memory of the virtual machine monitor; wherein the memory of the virtual machine comprises the memory of an operating system of the virtual machine and the memory of a non-operating system of the virtual machine; taking a memory of a non-operating system of the virtual machine as an exchangeable memory; and storing the data in the exchangeable memory into a nonvolatile memory. The problem of obvious reduction of the performance of the computer in an excessive submissionscene of the virtual machine can be avoided, the running stability of the virtual machine is improved, and the user experience is improved.

The embodiment of the invention provides a memory management method and a memory management device. The method mainly comprises the following steps: receiving an RLC (radio link control) block sent by a network side, allocating memory for the RLC block, performing idle decoding on the RLC block, after the idle decoding fails, judging whether block sequence number information of the RLC block subjected to the idle decoding contains the block sequence number of the RLC block or not, if so, releasing the memory allocated to the RLC block, and otherwise, storing soft value information of the RLC block in the memory allocated to the RLC block. The method and the device of the invention can solve the problem of leakage of the memory of a mobile station caused by uplink interactive time difference, and can improve the service efficiency of the memory of the mobile station.

A method of operating an electronic device and the electronic device are provided. The method includes mounting at least one lower file system, which is configured to generate a file object managing a page cache, and mounting a highest file system, to which a virtual file system directly accesses, at a higher layer of a layer corresponding to the lower file system; in response to a file mapping request of a software program, generating a virtual memory area including a virtual address for a file corresponding to the file mapping request; and generating a first virtual address link between a file object of at least one lower file system having a page cache of a file corresponding to the file mapping request and the virtual memory area.

The invention discloses a method and an apparatus for storing a report form embodiment. The method comprises the following steps: dividing the report form subject into a three-layer structure including a template layer, a definition layer and an embodiment layer; storing all default attributes of report form embodiment table cell into a default table cell of the report form default object of the template layer; storing the report form definition table cell corresponding to the report form embodiment table cell into the report form definition object of the definition layer, wherein the definition table cell stores the non-default static attribute of the report form embodiment table cell; and storing the report form embodiment table cell into the report form embodiment subject in the embodiment layer, wherein the report form embodiment table cell stores the automatic attribute thereof. The invention also discloses a method for reading the report form embodiment. By utilizing the invention, the memory resource can be saved, and the memory usage efficiency is improved.

The invention discloses a dual laser beam dual side simultaneous welding wire filling droplet transfer monitoring system and method based on high-speed photography. In the process of dual laser beam dual side simultaneous welding wire filling, a droplet transfer mode and frequency are monitored in real-time by a high-speed camera system, so that the purpose of monitoring dual laser beam dual sidesynchronous welding wire filling droplet transfer at different wire feeding speeds in the whole process is achieved. The dual laser beam dual side simultaneous welding wire filling droplet transfer monitoring system mainly includes four parts of a duel laser beam duel side simultaneous welding wire filling system, a high-speed video acquisition and processing system, a full digital wire feeding control system and an image processing system, and is characterized in that the droplet transfer on both sides of a stringer is monitored simultaneously by two high-speed cameras, and the acquired images are processed quickly by the digital image processing software, so that the droplet transfer frequency is calculated quantitatively. According to the dual laser beam dual side simultaneous welding wire filling droplet transfer monitoring system and method, the droplet transfer mode and frequency can be monitored in real time, and thus the weld quality of laser welding is improved.

The invention provides a dynamic memory releasing method used for dynamically releasing memory used in a temporary file generated when a user logs in to a server. The dynamic memory releasing method comprises the step of recording the user log-in time, namely, the time when the user logs in to the server is recorded; the step of allocating memory space, namely, the memory space is allocated for the log-in user; the step of generating the temporary file, namely, the corresponding temporary file is generated when the user operates the file; the step of recording the temporary file generating time, namely, the generating time of the temporary file when the user logs out the server is recorded; the step of comparing the generating time of the temporary file, namely, the generating time of the temporary file and the time when all current on-line users log in to the server are compared; the step of releasing the memory space of the temporary file, namely, when the generating time of the temporary time is earlier than the log-in time of all the current on-line users, the memory space of the temporary file is released. By means of the method, the memory space of the temporary file generated when the users log out the server can be dynamically and accurately released, and the memory using rate is greatly improved.

The invention discloses a method for downloading mass data on a data platform, which is suitable for downloading the mass data. The method comprises the following steps of a data query step that a system server queries a number of data items which conform to the conditions in a database; a TXT file computing step that the system server pages the data items and determines a file format of TXT files according to the total number of the data items and the number of the TXT files corresponding to each page; a TXT file generation step that the TXT files are generated on a local WEB application server according to the file format of TXT files, the system server writes the data items into the TXT files and releases the memory resources of the system server after writing; an output flow writing step that an output stream is formed in an internal memory of the system server, the output stream is data flow, the data items in the TXT files are circularly read from the local WEB application server and the output stream is written; and a data export step that the data items are exported from the output stream, and the internal memory resources of the system server are released after exporting.

An apparatus for calculating feature planes by hierarchically performing filter operation processing for input image data, comprises an operation unit configured to perform a convolution operation, a holding unit including memories configured to store image data and an operation result of the operation unit, a unit configured to receive the operation result, and write, out of the operation result, data of successive lines of the same feature plane in different memories of the memories and write data at the same coordinates of feature planes in the same layer in different memories of the memories, and a unit configured to read out the data of the successive lines from the different memories, read out the data at the same coordinates of the different feature planes in the same layer, and transmit the data to the operation unit.

The invention provides a memory allocation method and device which are used for a terminal provided with a memory. The memory allocation method specifically includes the test step and the allocation step, wherein in the test step, according to multiple compression space allocations, memory use efficiency of each compression space allocation corresponding to the memory is tested; in the allocation step, the memory is allocated according to the compression space allocation with the highest memory use efficiency. By means of the memory allocation method and device, the size of compression space in the memory compression technology can be dynamically adjusted according to different running programs of users, the aim of improving the memory use efficiency of a system to the largest extent is achieved, and the situation that in the prior art, after the memory compression technology is adopted, memory use efficiency of part of user terminals is reduced is avoided.

The invention discloses an intelligent order distribution rule dimension and statistical method for home decoration construction orders, and relates to the field of artificial intelligence. The methodincludes: collecting historical data; performing analyzing to determine the dimension of the intelligent order and the weight of each dimension; grouping according to the service provider service content, evaluating the service capability of each group, and carrying out hierarchical sorting; grouping according to the service provider service content, evaluating the current processing capacity ofeach group, and carrying out hierarchical sorting; and calculating the score of each dimension, and adding the three dimensions, so that the partner with the highest total score is the target partner.By calculating the request flow reported in real time in real time, the cache is preheated as required, the memory of the server is reasonably used, and the memory use efficiency is improved; according to the method, cache preheating is carried out after the system is started, so that the system starting time is shortened; cache preheating is automatically carried out, the automation degree is high, and external manual participation is not needed; based on real-time calculation, compared with a timing cache preheating scheme, cache preheating can be carried out in time, and no time delay condition exists.