310 results about "Daemon" patented technology

The invention discloses a K8s-based cluster computing power resource isolation and scheduling method and system. The method comprises the following steps: when creating a cluster account, dividing the cluster account according to resource groups; node Selector directional scheduling is combined to realize tenant cluster resource isolation; the custom controller monitors a cluster user binding resource group event; and the user-defined controller monitors the cluster node update event to modify the resource group. According to the method, the resource group can effectively divide the resources in the current cluster, corresponding tenants are provided according to different computing power requirements, and nodes, accounts, labels and the like in the resource group are effectively managed by relying on a K8s CRD self-defined resource mechanism; the characteristic that a daemon process set ensures that a Pod runs on all nodes under a cluster is utilized, a service runs on the Pod to execute a GPU script to read the card number, and a K8s API is called to create a tag marked by the card number, so that subsequent resource group division is facilitated.

The invention relates to the technical field of databases, in particular to a main and standby automatic fault switching system and method based on database state awareness, and the system comprises a daemon module which is used for monitoring the operation condition of a local database in real time, and periodically publishing and updating the state information of the local database; the synchronization program module is used for regularly connecting the main database and the local database and executing a differential synchronization strategy according to different synchronization requirements and environmental factors; the main library inquiry interface module is used for sending a transmission control protocol message to the daemon module; and the coordination program module is used for executing decisions of the main and standby library roles, managing and issuing main library information, and regularly updating the main library information and database information. The multi-node daemon program, the multi-node synchronization program, the main library inquiry interface and the single instance coordination program are integrated to jointly form the database fault automatic switching system, safe and accurate automatic switching during main library fault is achieved, and the safety of the main and standby automatic switching process is ensured.

The embodiment of the invention provides a self-adaptive resource allocation method and device, and the method comprises the steps: collecting calculation node metadata and corresponding physical equipment information through deploying a daemon process at each node, associating the calculation node metadata with the corresponding physical equipment information, and constructing an allocable equipment pool; the real-time state of the node is sent to a cloud native scheduler, the cloud native scheduler generates a corresponding scheduling decision for the delay exceeding node obtained through judgment, the scheduling decision comprises an isolation decision and a migration decision, and in the migration decision, migration resource allocation is constrained based on an equipment pool, the scheduling decision of the cloud native scheduler is received, and node resources are scheduled. The method can improve the certainty of the hard real-time task and the overall efficiency of the system.

The invention provides a power management method, electronic equipment and a storage medium. The method comprises the steps of calling an equipment management daemon process to load a preset rule corresponding to a plugging event in response to a captured plugging event representing plugging operation of a target power supply unit under the condition that a substrate management controller is started; according to the preset rule, a target drive corresponding to the target power supply unit is dynamically loaded, relation management operation corresponding to a plugging event is executed on the target power supply unit and the target drive, and the substrate management controller is provided with a power management module and the target drive. The power management module communicates with the target power supply unit through the target driver; and in response to determining that the relationship management operation is successfully executed, sending a restart instruction to the power management module, and when it is detected that the power management module is restarted in response to the restart instruction, updating the in-place state and the power management information of the target power supply unit.

The invention discloses a cost-effective solid state disk based on host end resource borrowing and a host. The hard disk comprises a nonvolatile memory, a memory resource, a CXL TSP characteristic module, a CXL driven communication module, a load detection module and a firmware binary code. The firmware binary code is stored in a nonvolatile memory and is used for executing a solid state disk management function by borrowing computing resources of a host after being uploaded to an enclave of the host; the communication module driven by the CXL is responsible for performing communication interaction with an SGX enclave in a host end; the CXL TSP characteristic module is used for ensuring confidentiality and integrity of communication interaction; the load detection module is used for monitoring the load of the I / O request, and when the load is higher than a threshold value, a daemon thread located at a host end is notified to load a firmware binary code to a host and start the host; the nonvolatile memory is used for storing data. According to the invention, efficient and safe host end resource use can be realized.

The present disclosure relates to the technical field of microservice containerization and management, and discloses an operation method and electronic device for microservices. The operation method is implemented by an operation device for microservices, including: an operation method for microservices, implemented by an operation device for microservices, characterized in that it includes: in response to a user's startup operation on the operation device, a graphical user interface is displayed, the graphical user interface includes a microservice control, and the microservice corresponding to the microservice control has been pre-loaded into the operation device; in response to a user's selection operation on the microservice control, a target microservice to be run is determined; the target microservice is started and run in the form of a daemon process through a startup script; and the operation information of the target microservice is collected. The above method simplifies microservice operations through a graphical interface and a daemon process, and improves the user experience and the stability of continuous background operation.

The invention provides an I / O speed limiting method and device, electronic equipment, a storage medium and a program product, and belongs to the technical field of containers. According to the embodiment of the invention, a target virtual machine is constructed based on a target kernel; then deploying the target virtual machine to at least one target container of the container cluster, and constructing to obtain a target mirror image based on the target virtual machine and a preset executable file; and finally, running the target mirror image in the target container, so that the target virtual machine runs an I / O speed limiting daemon process corresponding to the executable file, and carrying out I / O speed limiting on the target container. According to the embodiment of the invention, the executable file used for carrying out I / O speed limiting on the container is deployed into the target mirror image, so that the target virtual machine can run the I / O speed limiting daemon process when the container is started, I / O speed limiting management on the target container is realized, and the running stability of a container cluster is effectively ensured.

This invention belongs to the field of vehicle software development technology and specifically relates to a method and a system for optimizing the simulation performance of a whole vehicle model, comprising: creating a real-time kernel program for executing real-time simulation tasks of the whole vehicle model; implementing inter-process communication between the real-time kernel program and a host software via shared memory, thereby enabling the reading and writing of vehicle simulation signals through the host software and the automatic control of the real-time kernel program to execute simulation commands, and to record the simulation data fed back from the real-time kernel program. The method in this invention introduces an independently running real-time kernel program as a daemon for the host software. This transfers all performance-related operations on the host software to the real-time kernel program, thereby reducing the optimization overhead of the host software and achieving the objective of optimizing simulation performance.

The invention discloses a node distribution method and system for a GPU (Graphics Processing Unit) use process in an NUMA (Non Uniform Memory Access) environment, and the method comprises the following steps: in a kernel mode, capturing an event that the process executes a new program and collecting meta-information of the process through an eBPF program mounted at a system call entry tracking point, and judging whether the process is a target GPU process or not based on the collected meta-information of the process; if the process is the target GPU process, transmitting meta-information of the process to a user mode, and if the process is not the target GPU process, ending and exiting; and for the meta-information transmitted to each target GPU process of the user mode, reading the meta-information of the target GPU process through the user mode daemon process, evaluating each node in the NUMA environment based on a preset node allocation rule, selecting an optimal NUMA node, and binding the target GPU process to a CPU of the optimal NUMA node for execution. The GPU computing efficiency and the resource utilization rate can be improved.

A vehicle model simulation performance optimization system includes a computer device, wherein the computer device is configured to execute a real-time kernel program and a host software; wherein, the real-time kernel program is configured as a daemon process of the host software to execute a vehicle model real-time simulation task; the host software is configured to perform inter-process communication with the real-time kernel program through memory sharing to read and write a vehicle simulation signal, automatically control the real-time kernel program to execute a simulation command through a code program, and record simulation data fed back by the real-time kernel program.

Secure and efficient access to host memory for guests is disclosed. For example, a system includes (i) a processor, (ii) a host memory, (iii) a hypervisor including a filesystem daemon, (iv) a guest including a storage controller, and (v) a first filesystem queue. The storage controller is configured to receive a file request, translate the file request, and add the translated file request to a filesystem queue. The filesystem daemon is configured to retrieve the translated file request from the filesystem queue and provide access to a file in the host memory identified in the file request to the guest.

The invention discloses an intelligent cabin fault analysis method, device and equipment and a storage medium, and the method comprises the steps: starting a first thread to monitor a system fault in real time, and feeding back a daemon process to capture a field log when the system fault is monitored; after the daemon process finishes capturing the field log, a second thread is started to analyze a fault code in the field log, and a corresponding fault analysis function is matched; and the field log is analyzed again through the fault analysis function, and a fault generation reason and a fault coping strategy are obtained and broadcasted. According to the technical scheme provided by the embodiment of the invention, the fault analysis can be quickly completed, the fault generation reason can be fed back in time, and a fault coping strategy is provided for a user.

The invention discloses a virtual network card management method based on a KVM (Keyboard Video Mouse), which is applied to a KVM virtualization environment and comprises the following steps: a, starting a kvm-br-sync daemon process, b, acquiring an actual connection state of a virtual network bridge and a virtual network card from a virtual network bridge module; c, verifying the consistency of the mapping relation and the actual connection state; d, detecting whether the virtual machine is not operated or whether the virtual network card is invalid; e, detecting whether the connection between the virtual network bridge and the virtual network card is lost for no reason; and f, after the network is restarted or the fault of the virtual network bridge / hardware network card is repaired, reading the mapping relation in the database, and detecting whether the current state of the virtual machine is matched with the state of the virtual network card or not. Effective mapping is stored through a database, the core pain point that automatic recovery cannot be achieved after fault recovery is solved, and the reachability of a virtual machine network is guaranteed.

The invention provides a distributed lock batch processing method and system based on atomic scripts and a medium. The method comprises the steps that batch atomic locking is conducted, a client side initiates a single atomic request to a distributed storage server side, a first atomic script is called, the script atomically locks multiple resources, and a failure automatic rollback mechanism is built in; after batch atomic renewal and locking are successful, starting an asynchronous daemon thread, periodically initiating a single atomic request, and calling a second atomic script to realize batch renewal of a plurality of locks; and batch atomic unlocking: after the service is completed, initiating a single atomic request, calling a third atomic script, and realizing batch unlocking based on a reentrant counting mechanism. According to the method, locking, renewal and unlocking are all optimized into a single network request, the whole process and high performance are achieved, strong atomicity and consistency are guaranteed through an atomic script and a rollback mechanism, and the robustness of the system is enhanced.

The invention provides a user information out-of-band management method and device, server equipment and a storage medium, and relates to the technical field of server management.The method comprises the steps that under the condition that a target service is called, a target service request corresponding to the target service is determined; the target service is used for representing the type of the called service; sending the target service request to a BMC system based on a KCS channel in the daemon process; the BMC system is in communication connection with the server system through a KCS channel, and user information corresponding to the server system is stored in the BMC system; and receiving target user information corresponding to the target service request fed back by the BMC system. The maintenance workload can be reduced, the maintenance operation is simplified, the operation and maintenance difficulty is reduced, and the maintenance efficiency is improved.

The invention discloses a user space file system, a file operation method and computing equipment, and belongs to the technical field of computers. The user space file system is applied to the computing device, the computing device comprises a shared memory, the user space file system comprises a kernel module and a user space daemon process, the kernel module runs in a kernel mode, and the user space daemon process runs in a user mode. The kernel module and the user space daemon process can access the shared memory so as to realize bidirectional communication between a user mode and a kernel mode. According to the user space file system, the user mode and the kernel mode can share the same memory, and then messages and data in the memory can be shared, so that frequent switching and data copying between the user mode and the kernel mode can be reduced, the overhead and time delay of file access are reduced, and the performance of the user space file system is improved.

Disclosed is a container orchestration management device including an application template managing device that creates first execution information including a container image, which are required for deployment of a first application, as a first template based on a request signal of a first user including the first execution information, creates second execution information including a container image, which are required for deployment of a second application, as a second template based on a request signal of the first user including the second execution information, and manages the first template and the second template, a daemon application managing device that creates the first application through container orchestration, continuously executes the first application, and deploys and manages the first application, based on the first template, and a batch application managing device that creates the second application through the container orchestration, and manages the second application, based on the second template.

The invention discloses a metadata space management method, device and equipment and a readable storage medium, and relates to the technical field of computers, the method comprises the following steps: selecting a target metadata service as a default metadata service; the default metadata service is used for distributing the logic space of the management storage pool; when the metadata spaces of other metadata services except the target metadata service are lower than a lower use limit threshold value, sending a space application instruction to the target metadata service; and after the target metadata service responds to the space application instruction and distributes part of logic space of the storage pool to other metadata services, the other metadata services store the distributed space as own metadata space. In this way, the metadata service manages the metadata space, management of the metadata service space of multiple nodes is achieved only through one storage pool, and no longer depends on an object storage daemon process and reliable and automatic distributed object storage.

The invention provides a method and system for remotely managing and controlling application programs, the method is applied to a daemon process of a Linux system, the daemon process externally provides a remote calling interface based on a remote calling protocol, and the method comprises the following steps: receiving a management and control request sent by a client through the remote calling interface, the control request is used for triggering the daemon process to control the application program; and managing and controlling the application program based on whether the sub-process corresponding to the application program exists or not. According to the method, a remote calling interface based on a remote calling protocol is externally provided by setting a daemon process, so that a client issues a management and control request to thousands of Linux servers (or virtual machine resources) only through the remote calling interface, and efficient and unified management of large-scale equipment is realized. After the daemon process receives the management and control request, the application program can be accurately managed and controlled by judging whether the sub-process of the application program exists or not.

The invention provides a container mirror image acquisition method which can be applied to the technical field of cloud computing. The container mirror image acquisition method comprises the following steps: in response to a cluster task creation instruction, acquiring target mirror image information required for creating a task; traversing a first node according to the target mirror image information to obtain a target mirror image; if it is determined that the target mirror image does not exist in the first node, a second node with the target mirror image is determined through a node mirror image warehouse daemon process service, and the node mirror image warehouse daemon process service is used for synchronization of container mirror images between cluster nodes; the first node is a local node, the second node is one or more nodes with the same node label as the first node, and the password-free login protocol is configured between the nodes with the same node label in advance. The invention further provides a container mirror image acquisition device and equipment, a storage medium and a program product.

The invention relates to the technical field of mining production safety, in particular to a distributed multi-process integrated control system for guaranteeing fully-mechanized mining production safety. The distributed multi-process integrated control system comprises a Consul process, an Mqtt Broker process, a machine-following video process, an algorithm process, a data storage process, a business process, an interface process, a TDengine database process, a system monitoring process, a daemon process and an equipment agent process. According to the distributed multi-process deployment, the availability and fault tolerance of the system can be improved by deploying application programs on a plurality of servers, and if one process or the server breaks down, other processes or the server can replace the process or the server to work, so that continuous operation of the system is ensured; the application program is divided into a plurality of independent processes, each process is responsible for a specific function or service, modularization and decoupling can be achieved, then the application program can be horizontally expanded to a plurality of servers so as to deal with the requirements for processing larger-scale data and user requests, and the user experience is improved. Therefore, the processing capacity and the performance of the system can be effectively improved.

The invention relates to the field of artificial intelligence, in particular to a downtime recovery method of a management node, electronic equipment and a storage medium. The method comprises the following steps: when a target management node is in a downtime state, configuring a new management node according to configuration information of the target management node; setting stains for the new management node through a preset container arrangement platform component, removing a fault node in a target cluster to which the target management node belongs, and restarting a distributed key value storage system service of the target cluster; and setting the priority of the high-availability daemon process service of the new management node as the lowest level in the target cluster, restarting the high-availability daemon process service of the new management node, and removing stains to complete the recovery action of the target management node. Therefore, the problems that in the prior art, the recovery process is complex and time-consuming, and the availability of running services and platform pages is affected are solved, and rapid and stable recovery of the management node is achieved.

This invention discloses a cache adjustment method, apparatus, device, and computer-readable storage medium, comprising: collecting access characteristic data from the client layer, object storage daemon layer, and device layer respectively; determining the object access mode of the system based on the access characteristic data; and adjusting the cache priority of each access task, the cache capacity ratio between the client layer and the object storage daemon layer, and the data residence time in the cache layer according to the object access mode; wherein the cache layer includes the client layer and the object storage daemon layer. This invention improves cache hit rate and overall read / write throughput performance, and reduces access latency.

The invention discloses a cryptographic module based on a Linux kernel PCIe EP framework, and relates to the technical field of safety communication, the cryptographic module is based on a PCIe IP module in a DM mode in an SOC chip, a cryptographic algorithm engine and other modules, in the mode, SOC PCIe can be set to be in an RC mode or an EP mode, and through designing the Linux kernel-based PCIe EP framework, a DMA controller drive, a cryptographic algorithm engine drive, a service daemon process and a host drive, the safety of the system is improved. The basic functions of password module authority management, key management, password operation and the like are completed, and the extended functions of password module state monitoring, accurate fault positioning, timely abnormality processing, hot upgrading and the like are achieved.

The embodiment of the invention discloses a unified management method, device and system for cross-platform intelligent equipment and a medium, and the method comprises the steps: constructing a platform adaptation layer which is integrated with communication protocol modules of at least two kinds of platform equipment so as to interact with the platform equipment corresponding to the communication protocol modules; periodically scanning all connected devices based on the platform adaptation layer through an independent daemon thread; analyzing the scanned original equipment information of the different platform equipment, and converting the analyzed original equipment information into a preset unified equipment information data structure; analyzing according to the scanned equipment information to obtain an equipment state change event; transmitting an equipment state change event based on a publish-subscribe mechanism; the published equipment state change event carries equipment information of a preset unified equipment information data structure. Therefore, automatic discovery, identification, monitoring and management of cross-platform intelligent equipment can be realized, and the framework is flexible and easy to expand.

In certain embodiments, a method comprises receiving an indication at a framework daemon to begin executing a workload divided into execution units; accessing, by the framework daemon and in response to the indication, an execution context containing the execution units; associating, by the framework daemon, an identifier of a node with an execution unit of the execution units to claim the execution unit for execution by the node; executing the execution unit by the node; accessing, by the framework daemon, the execution context and, after the node has completed executing the execution unit, determining whether the execution context contains an unclaimed execution unit;Associating, by the framework daemon, the node's identifier with the unclaimed execution unit and, if the execution context contains an unclaimed execution unit, claiming the unclaimed execution unit for execution by the node; and executing the execution unit by the node.

This electronic device may comprise: a memory storing instructions and including one or more pieces of storage media; and at least one processor including processing circuitry. When executed individually or collectively by the at least one processor, the instructions can control such that the electronic device executes a kernel thread in a kernel space by using the processor, checks whether a daemon is terminated in a user space after a designated time elapses since the kernel thread was executed, increases the frequency of counting on the basis that the daemon in the user space is not terminated and waits for termination of at least one thread, determines, on the basis that the frequency of counting exceeds a designated level, that the daemon is in a non-responding state, stops all requests in progress through a file system, and determines, on the basis that all threads of the daemon are terminated, that the non-responding state of the daemon is released.

The embodiment of the invention provides a control method and device for a parallel driving cabin, the parallel driving cabin and a storage medium, and relates to the technical field of parallel driving. The method comprises the following steps: constructing a three-level process framework of parallel driving cabins; wherein the three-stage process architecture comprises a host process, a daemon process and a recovery process; the running state of the host process is monitored in real time through the daemon process, and the sub-health degree is calculated based on the running state parameters; and controlling the host process, the daemon process and / or the recovery process to execute corresponding level adjustment operation according to the sub-health degree. By constructing a three-level process architecture of parallel driving cabins, modular separation of system functions is realized, so that the daemon process can monitor the running state of the daemon process in real time independent of the host process. The corresponding level adjusting operation is executed by quantifying the health state of the system, so that the system can perform self-adaptive adjustment in time when abnormality is detected, resource exhaustion or complete function failure is avoided, and the requirement for continuous and stable operation of the parallel driving cabin is met.

This invention discloses a method, device, terminal, and storage medium for sensing operating system fault information, belonging to the field of operating systems. The method includes: deploying a resident lightweight resource detection tool to detect external manifestations of anomalies; when anomalies appear, activating an information collection daemon to periodically collect system resource information using a small amount of resources, closing the resident lightweight resource detection tool, and generating system resource trend information; using the system resource trend information to determine if there is an abnormal trend deterioration; when there is an abnormal trend deterioration, selecting and loading a corresponding medium-weight resource information collection plugin based on the system resource information corresponding to the abnormal trend; using the medium-weight resource information collection plugin to collect system information and recording the system information. This method can simultaneously ensure resource effectiveness and information integrity.

The invention discloses a virtual machine peripheral secure mounting method based on deep fingerprints and dynamic risk control, which is applied to a host machine virtual machine environment. After the peripherals are accessed, a daemon process is triggered to obtain VID / PID, descriptors, class specific function information, instruction response time sequences and other characteristics, deep fingerprints are constructed, a strategy library is inquired, and the peripherals are divided into white lists, black lists or unknown devices; automatically mounting the white list, stopping mounting the black list and recording an event; and calculating a comprehensive risk value R for unknown equipment, comparing the comprehensive risk value R with a threshold value, and executing automatic mounting, secondary authentication or mounting prevention. And after mounting, continuously monitoring I / O behaviors, extracting throughput, an access mode, a burst time sequence and file semantic features to carry out anomaly detection, and carrying out transmission pause, alarm and disconnection treatment when the anomaly is detected, so that full-life-cycle safety management and control are realized.