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53results about How to "Reduce parsing" patented technology

TCP congestion control method for centralized end network coordination in data center network

The invention discloses a TCP congestion control method for centralized end network coordination in a data center network. The method comprises the steps that a queue length of each port is obtained,and when the ports are in a congested state, according to queue length thresholds of different congestion levels, the congestion levels of the ports are marked; a source IP, source TCP port, and Packet byte size of each data packet newly queued in the ports in the congested state are extracted, the extracted information and the congestion levels of the ports are adopted to generate congestion messages; a controller receives the congestion messages uploaded by an exchanger, scheduling flows and deceleration factors of the ports which need to be decelerated are selected according to the congestion levels of the ports corresponding to the congestion messages; the scheduling flow and deceleration factor of each congested port is adopted to generate an adjustment message, and the adjustment messages are sent to a host side corresponding to the scheduling flows by means of TCP Socket communication; and the host side adjusts the transmission rates of the scheduling flows according to the scheduling flows and deceleration factors in the adjustment messages.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

ORACLE-based umbrella data import/export method

An ORACLE based umbrella data import / export method is characterized in that when data are imported, a main process (program) reads the external data into a memory in batch in the form of memory arrays, an encapsulated OCI data exchange interface is called to resolve the memory arrays in batch, and the resolved memory arrays are imported into a temporary table special for transactions; after the external data are imported into the temporary table, the umbrella imported API based on the temporary table uses the user-defined ORACLE function or process as the parameter to be executed by calling the umbrella imported API, the external data are dispersed in a plurality of user-defined physical tables, and the user-defined ORACLE function or process defines the dispersion of the data in the temporary table; the internal data are exported in batch: when the data are exported, the encapsulated OCI data exchange interface is called to read the internal data into the memory in the form of memoryarrays, and the memory arrays are exported in batch; and after the internal data are exported into the memory arrays, the umbrella exported API based on the multi-dimensional memory chip uses the user-defined ORACLE function pointer as the parameter to be executed by calling the umbrella exported API, and the internal data are exported into a plurality of files in a disperse manner.
Owner:LINKAGE SYST INTEGRATION

Method for washing rectifying column reboiler

ActiveCN105776224ATo achieve the purpose of cleaning the reboilerImprove solubilityHalogenated silanesVapor liquidReboiler
The invention relates to a method for washing a rectifying column reboiler. The method includes the steps of (1), when the reboiler is blocked and vapor-liquid load of a rectifying column is decreased to the minimum, enabling the rectifying column to stop running; (2), discharging a mixture containing trichlorosilane, silicon tetrachloride and metal chlorides in the rectifying column to a raw material storage tank; (3), when liquid level of a column bottom decreases to 5%, stopping discharge and supplementing fresh liquid-phase silicon tetrachloride; when the liquid level of the column bottom rises to 80%, stopping supplementing the fresh liquid-phase silicon tetrachloride and starting to heat to increase temperature while turning on a condenser so as to enable the rectifying column to be in total-reflux operation; (4), when impurity content of the silicon tetrachloride in the column bottom decreases to 0.02%, stopping heating; (5), when temperature of the column bottom decreases to 80 DEG C, discharging the silicon tetrachloride and the metal chlorides dissolved in the silicon tetrachloride and pressurizing by nitrogen; when pressure of the rectifying column reaches 0.3 MPa, relieving pressure and replacing all the silicon tetrachloride by means of purging so as to start up the rectifying column normally. The method for washing the rectifying column reboiler has the advantages of high efficiency, rapidity and environmental protection.
Owner:ASIA SILICON QINGHAI

Printing control method, printing driving device and computer readable storage medium

The embodiment of the invention provides a printing control method, a printing driving device and a computer readable storage medium, the method is executed on the printing driving device, the printing driving device is provided with a printing driving program, and the method comprises the following steps: obtaining an intermediate file sent by the printing control device through the printing driving program; calling a picture format conversion program through a printing drive program to convert the intermediate file into picture format data; and converting the picture format data into a first page description language by the printing driving device, wherein the first page description language is used for identification and rendering of image forming equipment. In the embodiment of the invention, a printing driving program calls the picture format conversion program to convert the intermediate file into the picture format data, and then the printing driving program converts the picture format data into the page description language. The number of the page description languages obtained by converting the picture format data is basically fixed, so that the generated page description languages are reduced, and the printing performance is effectively improved.
Owner:ZHUHAI PANTUM ELECTRONICS

Network equipment, network management equipment and network equipment zero configuration opening system and method

The invention relates to the field of network equipment management, discloses network equipment, network management equipment and a network equipment zero configuration opening system and method, andsolves the problems of low configuration efficiency and high operation and maintenance cost of a network equipment zero configuration opening scheme in the prior art. According to the invention, the DHCP server module and the file server module are integrated in the network management equipment, so that network management personnel can finish configuration and maintenance of the DHCP server and the file server at the same time in one piece of software, and the operation and maintenance efficiency is improved; furthermore, a zero configuration opening management module is added in the network management software, wherein the module maintains a zero configuration opening management information table, and version files and storage paths of configuration files required by zero configuration opening can be indexed through the serial number of the to-be-zero configuration opening equipment by utilizing the table. Therefore, the file required by zero configuration opening can be quickly obtained through simple message interaction between the network equipment and the network management equipment, and the efficiency of zero configuration opening is further improved.
Owner:MAIPU COMM TECH CO LTD

A kind of test method and device for abnormal sound of vehicle door impact

The invention discloses a method and device for testing abnormal noise of vehicle door impact, wherein the method comprises: constructing a finite element model of a target vehicle door and a vehicle body; the target vehicle door is installed on the vehicle body; The locking point and the vehicle body are subjected to conditional constraints on the finite element model to obtain the calculation model; based on the calculation model, the door closing collision simulation is carried out to obtain the minimum distance within the target door; wherein, the minimum distance is the installation components on the outer panel of the target door and the inner The minimum normal distance of the board; determine whether the minimum distance is smaller than the preset abnormal sound distance threshold; if so, determine that the closing action of the target door will produce abnormal sound; otherwise, determine that the closing action of the target door will not produce abnormal sound. The method of the invention can predict whether an abnormal knocking noise will occur in the vehicle door in the early stage of structural design of the vehicle door, and has high reliability and accuracy, improves the evaluation efficiency of the abnormal noise of the vehicle door, and saves the cost.
Owner:DONGFENG MOTOR CORP HUBEI
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