199 results about "Shut down" patented technology

The invention discloses a Linux system quick starting method and device based on dormancy mechanism optimization. The method comprises the following steps: in response to detection of shutdown, executing the following dormancy operations: actively releasing a memory cache and temporary data, setting the size of a dormancy mirror image as a preset lower limit value, and generating the dormancy mirror image with the corresponding size; and in response to detecting that the system is powered on, executing the following wake-up operation: directly starting by the clipped boot kernel, and after the clipped boot kernel is started and before the initial memory disk is initialized, reading the sleep mirror image and restoring the system state. According to the Linux system quick starting method based on dormancy mechanism optimization, the starting speed of the Linux system can be remarkably increased by optimizing the core process of the dormancy mechanism.

The invention relates to the technical field of data storage, and discloses a solid state disk compatibility testing method which comprises the following steps: after a solid state disk is started, automatically collecting basic performance information of the solid state disk based on a Python script and generating a standardized log file; running performance operation of the solid state disk in a preset time period, and simultaneously executing multi-user or multi-task concurrent test operation based on the automated script; a script is used for calling a system startup command or a shutdown command, the next startup process is automatically triggered after shutdown, a startup and shutdown cycle test mechanism is formed, and the startup time, the initialization duration and the abnormal interruption record of the solid state disk are synchronously collected in each startup and shutdown process; when the system runs, the Python script is used for safely removing and reinserting the solid state disk. The problem that an existing test method is narrow in platform coverage range is solved.

The application provides a CPU platform fault log recording method and device, comprising: receiving the running log data stream output by the CPU debugging serial port in real time; collecting the sampling value of the key power supply voltage and monitoring the hardware signal line to obtain the restart event signal and the shutdown event signal; packaging into a structured log recording unit; and writing the compressed log data block back to the flash memory; in response to the external reading instruction, reading the log data block from the specified log area of the flash memory and transmitting to the host end diagnostic tool; reorganizing and displaying in time sequence for fault analysis. The application can construct a log recording channel completely independent of the main CPU and operating system without increasing any additional hardware cost, ensuring that even in the most extreme system failure scenario, the complete context information at the fault moment can be reliably saved, thereby greatly improving the diagnosis efficiency and accuracy of the occasional fault.

Devices, methods, and systems for shutdown and restart management in a distributed computing environment are described herein. One method includes determining whether a backup of a workload in a distributed computing environment exists, causing a shutdown sequence of the workload to occur at a first predetermined time to shut down the workload, and causing a restart sequence of the workload to occur to restart the workload in the distributed computing environment.

The invention relates to the technical field of semiconductor design and manufacturing, in particular to an operation method and a design method of a multi-core chip and the multi-core chip. According to the technical scheme, circuit logics which can accept manufacturing defects are divided into the first logic group, and circuit logics which cannot accept manufacturing defects are divided into the second logic group; by reading the defect state of at least one computing core on the multi-core chip, the availability of a first logic group capable of accepting manufacturing defects in the computing core can be determined; and when the defect state indicates that the first logic group is unavailable, configuring a control register in the computing core to close the first logic group, and keeping a second logic group which is not accepted to manufacture defects in the computing core in a running state without influencing the functional circuit logic of the computing core. According to the technical scheme, the circuit logic, capable of accepting manufacturing defects, of the multi-core chip still has usability when the manufacturing defects occur, and the overall yield of manufacturing of the multi-core chip is improved in a disguised mode.

Techniques for implementing Border Gateway Protocol (BGP) peering status-aware hitless reboot on a network device are provided. In one set of embodiments, at the time of shutting down for a hitless reboot, the network device can collect status information regarding its BGP peerings and can write this information to a file on non-volatile storage. Then, upon booting up after the hitless reboot, the network device can retrieve the file from the non-volatile storage and use the status information included therein to restore the BGP peerings as they existed prior to the hitless reboot.

An Electronic Control Unit (ECU) provides security for an automotive system. The ECU is classified according to a Cybersecurity Assurance Level (CAL) and calculates a cryptographic value for one or more or all modules of the ECU. The calculated cryptographic value is compared with a stored cryptographic value. Based on the CAL classification of the ECU, either control to one or more modules of the ECU is provided or the ECU is shut down as follows: when the calculated cryptographic value matches the stored cryptographic value, control to the one or more or all modules of the ECU is provided; and, when the calculated cryptographic value does not match the stored cryptographic value, the ECU is shut down in one of a current boot cycle or a subsequent boot cycle.

The invention provides a PCIe topology switching method, device and equipment and a readable storage medium, and the method comprises the steps: obtaining the state information of current in-place PCIe equipment in response to a topology switching request; adjusting PCIe equipment associated with a non-gating target according to the gating target shown by the topology switching request and the obtained state information of the current in-place PCIe equipment; and issuing a gating instruction to enable the MUX chip to switch and gate to the gating target, and reconfiguring the PCIe resources after the MUX chip completes the switching and the gating. According to the technical scheme, the gating target of the MUX chip is dynamically adjusted, the PCIe device associated with the non-gating target is adjusted according to the current in-place PCIe device state information before switching, reconfiguration of PCIe resources in the server is achieved, shutdown or restarting is not needed, the hardware topology adjustment process is simplified, and the configuration flexibility and the operation and maintenance efficiency of the server are improved.

This invention discloses a starting point control method based on twin logic, relating to the field of integrated circuit technology. The method includes: after the chip is powered on, the logic generation circuit begins to establish the state of the target logic channel, and the twin logic channel internally monitors the establishment of this state synchronously; when the twin logic channel determines that the target logic state has been established, it outputs a starting point latch signal and generates a starting point control signal, triggering a timing circuit to sequentially generate a logic lock signal and a shutdown signal; the logic lock signal securely locks the target logic to the latch matrix, and the shutdown signal subsequently shuts down the logic generation circuit. This invention uses "logic-driven timing" instead of the traditional "power-driven timing," truly binding the timing starting point to the physical establishment state of the module, fundamentally avoiding timing races and locking errors; and it can adapt to process and temperature fluctuations, significantly improving system reliability while precisely reducing additional power consumption.

The invention discloses a software updating method, electronic equipment and a nonvolatile storage medium, and relates to the technical field of servers, and the software updating method comprises the steps that an equipment host sends a data structure updating task of a database management system to a first controller, the first controller creates a first data structure at a first address of the first memory according to a data structure update type and first update data corresponding to the data structure update task and the data structure update type, writes the first update data, and sends information of the first address to the host; according to the invention, the host accesses the first data structure based on the first address, the local database management system and the first data structure are used as the updated database management system, and the data structure of the database management system stored at the host side is not changed, so that the updating and upgrading of the database management system for the upper software are realized. The problem that the database management system cannot be updated and upgraded under the condition that the server is not shut down in the prior art is solved.

A data access method of a solid-state drive (SSD) device includes storing data into a volatile memory or reading the data from the volatile memory according to an instruction from a host. Next, upon receiving a shutdown command from the host or detecting a power-off signal, transferring the data stored in the volatile memory to a non-volatile memory from mapping data of the volatile memory to a physical address of the non-volatile memory to accordingly perform a data storage process. Then, upon receiving a boot command from the host, transferring the data stored in the non-volatile memory to the volatile memory from mapping data of the non-volatile memory to a physical address of the volatile memory to accordingly perform a data loading process.

Techniques are provided for basic input / output system (BIOS) protection using BIOS modification interception and approval. One method comprises, by an entity associated with an operating system of a device, obtaining a request to perform a reboot and / or a shutdown of the processing device; determining, prior to performing the reboot and / or the shutdown, whether an update of a BIOS of the device is pending; generating an approval request, responsive to determining that the update of the BIOS is pending and prior to performing the reboot and / or the shutdown; and initiating an automated action, responsive to a result of the approval request. In some embodiments, a BIOS update flag may be reset and / or a BIOS staging environment may be cleared following the updating of the image, responsive to a user not approving the update.

The invention relates to the technical field of computer systems, in particular to a remote automatic timing power-on and power-off control method which is implemented in a computer system with a BIOS (Basic Input / Output System) module, the BIOS module comprises a WakeUp unit and a CMOS (Complementary Metal Oxide Semiconductor) unit, a remote power-off control module is added in the computer system, and a power-off identification unit is added in the BIOS module. The remote shutdown control module sends a shutdown command to the computer system through the API, the shutdown recognition unit performs recognition after the BIOS module receives the shutdown command and reads a preset time value of the WakeUp unit, and the computer system only shuts down according to a recognition result or automatically starts up when the preset time value is reached after shutdown. According to the method, the requirement of a user for starting up after waiting for remote shutdown can be met, the user experience is greatly improved, and the reliability and controllability are remarkably improved.

Embodiments herein relate to a computing device in which an embedded controller (EC) detects an anomalous low-power state. When a processor in a chip package enters a low power state, such as a deep idle state, the EC obtains information to verify whether the activity of the processor is consistent with the low power state. The EC may communicate with the chip package via a serial peripheral interface to obtain counter data indicating idle state residence of subsystems of the chip package and internal temperature data. The EC may also access data from an external temperature sensor and a battery voltameter. The EC determines whether the counter data, the temperature, and the battery discharge rate are inconsistent with the processor entering the low power state. If there is an inconsistency, the EC may turn off or restart the computing device.

The invention relates to the technical field of data processing, and discloses a data backup method, device, equipment, medium and product, the method comprises the following steps: in response to a closing instruction for a target virtual machine, obtaining a target bitmap corresponding to the target virtual machine; storing the target bitmap into a target storage space distributed for the target virtual machine in the shared block; the shared block is a pre-applied data block for recording bitmaps of a plurality of virtual machines; in response to a starting instruction for a target virtual machine, obtaining a target bitmap from a target storage space of the shared block, and importing the target bitmap; and in response to a backup instruction for the target virtual machine, performing incremental backup on the target virtual machine according to the target bitmap. According to the method and the device, the validity of incremental backup cannot be influenced when the virtual machine is shut down, the incremental backup can be continued after the virtual machine is started up, the backup efficiency can be improved, and the method and the device are suitable for various disk formats.

The application relates to a method for solving the one-key shutdown of multiple computers in a heterogeneous system, and solves the problems of management complexity and low efficiency in the prior art. A central control server is arranged in a network environment, a set of central control services and a set of message queue services are arranged in the server, client control software is arranged on each client computer, an administrator or operator sends a one-key shutdown instruction on the client computer with the one-key shutdown control right, the central control service sends the shutdown instruction to each client computer in the network environment after receiving the shutdown instruction, each client computer receives the shutdown instruction, performs self-state detection, feeds back a shutdown confirmation instruction to the central control service after meeting the shutdown condition, and executes self-shutdown of the client computer, the central control service receives the shutdown confirmation instructions of all the clients, completes self-shutdown, and realizes the unified shutdown operation of multiple computers.

The application relates to the technical field of servers and discloses a fault memory positioning method, system and device, computer equipment and a storage medium, the method comprising the following steps: in the case that a memory fault signal is received and a server is in a shutdown state, the write protection state of a power management chip register is released; candidate fault memories are determined according to the memory fault signal; a disable command is written into the power management chip register of the candidate fault memories, wherein the disable command is used to not power on the candidate fault memories when the server enters a startup state; in the case that the server enters the startup state, log information of the candidate fault memories is acquired; and according to the log information, a target fault memory and slot position information of the target fault memory are determined from the candidate fault memories. The application solves the problems that it is difficult to acquire abnormal information capable of accurately positioning the fault memories and the PMIC fault memories cannot be positioned.

In one example, a system can operate an event ingest valve to pause event streaming to an event processing application executing on a first node of a distributed computing environment. The system can then access state data, of the event processing application, stored in a local memory of the first node. The system can generate a snapshot of the state data of the event processing application. After generating the snapshot, the system can shut down the event processing application on the first node. The system can then provide the snapshot to a second node of the distributed computing environment, the second node being configured to start the event processing application using the state data. After the event processing application is started on the second node, the system can operate the event ingest valve to resume the event streaming to the event processing application executing on the second node.

The invention relates to a virtual machine deletion method and device without a recycle bin function, equipment and a storage medium, and relates to the technical field of cloud computing, and the method comprises the following steps: if a target virtual machine is queried in a virtualization manager and the target virtual machine is verified to be in a shutdown state currently, deleting the target virtual machine; determining the final change time of the instance feature log of the target virtual machine stored in the host machine as a shutdown time point when the target virtual machine enters the current shutdown state; according to the shutdown time point and the current time point, the shutdown duration of the target virtual machine is calculated, safety verification is carried out on the target virtual machine according to the shutdown duration, and if the safety verification is passed, deletion operation is carried out on the target virtual machine. And the shutdown duration of the virtual machine can be determined according to the shutdown time point obtained from the instance feature log stored in the host machine, so that the problem that the virtual machine is detained in a recycle bin indefinitely to form a resource island due to the fact that the accurate shutdown duration cannot be obtained is avoided, and the resource recycling efficiency is improved.

A motherboard testing and monitoring method, system, medium, and product based on ARM devices are disclosed, relating to the testing field of structural components or devices not included in other categories. The method includes: responding to a test start command by closing the power-on pin of the device under test (DUT) to trigger its power-on; acquiring voltage data from the power indicator pin of the DUT to determine its power-on startup state; capturing real-time frame images of the display screen after the DUT enters and maintains the preset power-on startup state for a preset duration; performing feature matching calculations on the real-time frame images to determine the display content on the screen and generating a system fault record; generating a normal power-on record and triggering the DUT to power off when the operating system loading characteristics are met; and generating a single test completion record and triggering the next round of testing after the voltage data drops to the shutdown state. Implementing this application can improve the accuracy of fault type attribution for the entire power-on / off process of a computer motherboard.

The application relates to the field of power electronics, and discloses a control method and device of an electronic device, a readable storage medium and a program product. The method sets a target running parameter of a CPU to a preset value of high performance within a period of time (for example, 3 minutes) after detecting a wake-up instruction (for example, a start-up instruction) for waking up the electronic device in a wake-up stage of the electronic device in a shutdown / sleep / hibernation state. The preset value can increase the CPU frequency (for example, to the maximum frequency value) to improve the CPU performance, so that the performance of the electronic device in the wake-up stage is higher and the power consumption is larger. Then, the value of the target running parameter in a current running strategy of the electronic device can be replaced by the preset value, and the electronic device is controlled based on the adjusted running strategy. The electronic device can maintain high performance within the 3min period in the wake-up stage, the running speed and response speed of the electronic device within the period are ensured to be faster, and the experience of a user is improved.

This invention relates to the field of computer integrated control technology, specifically an integrated triggering method and system for one-key recovery of a computer in a power-off state. The method involves monitoring user operations under power-off conditions via hardware circuitry. Under the constraint of the Recovery module's anti-accidental touch measures, the method arbitrates and determines user-triggered actions, generating a valid trigger signal and writing it to the wake-up register. Combining an RC delay circuit and trigger sampling analysis of power-on voltage changes, the system automatically enters Recovery mode upon the next power-on without needing to access the operating system or BIOS. After the device is powered off, power data in the power domain is read from the coin cell battery, and the PG distortion signal is reconstructed in the frequency domain. Based on this signal, stable power-on screening and CLRTC physical trigger detection are performed, automatically clearing the real-time clock data when conditions are met. The System Reset module identifies the actual system crash state by constructing a power-on anomaly variable domain and automatically triggers a system restart upon detecting a Reset signal, thus achieving one-key maintenance and recovery of the computer in a crash state.

The application provides a shutdown state detection device, a disassembly-free shutdown state detection method and a storage medium. In the shutdown state detection device, a color box fixed module is used to fix a color box in which a terminal device is arranged; a distance adjusting module is used to adjust the distance between a detection instrument and the color box fixed by the color box fixed module; an in-position detection module is used to detect whether the color box and the detection instrument are in position; in the case that the color box and the detection instrument are in position, a second main control chip is used to control the distance adjusting module to adjust the distance between the detection instrument and the color box fixed by the color box fixed module, control the detection instrument to sample data, and send the collected detection data to an upper computer, so that the detection of the shutdown state of the terminal device in the color box can be realized without disassembling the color box.

The invention relates to a server power supply control method, a storage medium, a program product and a server, and relates to the technical field of power supply management. In the application, firstly, the target level state maintenance duration of the power supply key signal is detected to obtain a detection result, and the duration of pressing the entity power supply key can be known through the detection result. And then, according to the detection result, a key pulse width signal is output to the substrate controller, so that the substrate controller can output an action instruction based on the key pulse width signal, and the condition that the action instruction is still output under the condition of mistaken touch is avoided. And finally, the power-on or power-off action of the server is triggered according to the action instruction, so that the entity power supply key cannot independently control the power-on or power-off of the server, and the unified processing of the power-on or power-off of the server needs to be controlled through the substrate, thereby improving the integration level and avoiding the abnormal shutdown of the server caused by short-time mistaken touch.

The disclosure configures a memory sub-system controller to enable debugging incomplete shutdown of a memory sub-system. The controller detects a power-loss event associated with incomplete shutdown of the memory sub-system. The controller, in response to detecting the power-loss event associated with the memory sub-system, retrieves a subset of debugging fields. The controller stores the subset of debugging fields in a reprogrammable read-only memory associated with the memory sub-system.

The invention discloses an intelligent calculation center server automatic deployment and configuration method and system. The method comprises the following steps: in response to connection of a movable medium to a server, the server identifies and loads a customization system in the movable medium; the customized system and the resource log are stored in a partition in a movable medium; in the customization system, executing the main script in the resource log, and scheduling each function sub-module in the resource log by the main script to execute the corresponding configuration task; and in response to successful execution of each functional sub-module, triggering the server to be shut down. Through the above mode, automatic execution of the whole deployment and configuration process can be realized, a preposition environment does not need to be manually established or operation is triggered one by one, and the deployment efficiency is greatly improved; based on independent mobile medium physical connection, the method does not depend on a server local environment or an external network; all the function sub-modules are scheduled through the main script to execute corresponding configuration tasks, all the servers are configured strictly according to a unified configuration rule, and consistency is ensured.

The application relates to a communication base station intelligent shutdown control method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring a communication load connection condition of a communication base station; determining a signal consumption amount at a current time according to the communication load connection condition, comparing a current signal output amount of the communication base station with the signal consumption amount, and determining whether the current signal output amount is higher than the signal consumption amount; if the current signal output amount is higher than the signal consumption amount, acquiring a geographic position of the communication base station; determining a communication demand at the current time according to the geographic position; and sending a shutdown signal to a base station controller corresponding to the communication base station to shut down a plurality of channels according to the communication demand and the signal consumption amount.

The application discloses a kind of digital control method and device for inhibiting synchronous rectifier converter shutdown stress, applied to synchronous rectifier converter, and synchronous rectifier converter is used to control the output rectification process of switching power supply, the digital control method includes: based on the preset digital control program continuously detects whether switching power supply appears fault;When determining that switching power supply appears fault, then wait for the drive rising edge signal of switch tube in synchronous rectifier converter;When receiving drive rising edge signal, based on the preset digital control program and the drive rising edge signal, close synchronous rectifier converter PWM control, and then inhibit synchronous rectifier converter shutdown stress.The application closes synchronous rectifier converter PWM control when the inductance current of synchronous rectifier converter is positive current, avoids the stress problem of synchronous rectifier tube caused by synchronous rectifier converter inductance negative current under no-load and light load conditions, and then can effectively inhibit synchronous rectifier converter shutdown stress.

This application relates to the field of dual-machine hot standby technology, and particularly to a dual-machine hot standby method, apparatus, device, and medium in a dual-machine cluster. The dual-machine cluster includes an active node and a standby node. The method includes: sequentially detecting the application status of at least one application in the active node; when the application status of any application is abnormal, and any application is using shared storage, detecting whether the storage resources corresponding to any application in the shared storage are available; if unavailable, switching the storage address in the configuration file of any application from a first storage location in the shared storage to a corresponding second storage location in the local storage of the active node, with the storage resources in the shared storage being synchronized in the local storage; after using the local storage, if the application status of any application is still abnormal, shutting down at least one application in the active node and enabling at least one corresponding application in the standby node. This application can guarantee the continuity and reliability of services in the dual-machine cluster.

The application discloses a startup method, a shutdown method, a logic device, a server and a readable storage medium. The logic device is located in the server, and the logic device is in communication connection with a field programmable gate array of the server. After the server is powered on, the logic device is triggered to reload firmware. After the reloading of the firmware is completed, standby components of the server are powered on, and the state of the standby components is monitored. After the field programmable gate array is monitored to start, level information is transmitted to the field programmable gate array. After standby timing control is completed, in the case that a startup signal is received, power-on timing interaction is performed with the field programmable gate array, and a processor is subjected to startup processing. The application has the technical effect that only standby timing and power-on timing of the logic device and the field programmable logic gate array are needed to realize startup action, the decoupling of server startup and shutdown and the baseboard management controller is realized, and therefore the server startup and shutdown are accelerated.