19 results about "Preboot Execution Environment" patented technology

The invention discloses a starting method for a pre-starting execution environment, computer equipment and a related product, and relates to the technical field of computers, the method comprises the following steps: when a first network driver triggers a target unloading process due to loading of a second network driver and the first network driver has sent a network release message in the target unloading process, starting the target unloading process; monitoring an overtime event and a network reply message event of the monitoring timer; when the timeout event is monitored and the network reply message event is not monitored, triggering the first network driver to resend the network release message; and when the retransmission times exceed a preset retransmission threshold value, forcibly terminating the target event polling operation, and transferring the network control right from the first network driver to the second network driver, so that the second network driver takes over and continues to execute the starting process based on the own network protocol stack. The technical problem of deadlock in the starting process of the pre-starting execution environment in related technologies is solved, and the technical effect of improving the starting reliability of the pre-starting execution environment is achieved.

The invention discloses a control method and device of an automation system based on a pre-start execution environment and a storage medium, and relates to the technical field of computers, the method comprises the following steps: a terminal device obtains and installs a start software package sent by a server according to a start instruction; loading a mirror image code in a mirror image version information writing file based on a reading request triggered by the starting software package; according to the mirror image code, obtaining and loading a configuration file corresponding to the mirror image code from the server, and generating an installation parameter corresponding to the mirror image code; and according to the installation parameters, combining with a mirror image version in the mirror image version information writing file, and executing a system installation process of the mirror image version. According to the method and the device, the technical problem of low system installation efficiency caused by the phenomena of wrong installation and mismatched configuration which are easy to occur due to the fact that mirror images are manually selected from a large number of lists for installation when the shipping system is installed is solved, and the system installation efficiency is improved.

The invention discloses a pre-boot execution environment mirror image file processing method and device, equipment and a storage medium, and relates to the technical field of computers, which comprises the steps of installing a virtual machine and closing mandatory access control of the virtual machine to avoid the situation that services such as a DHCP (Dynamic Host Configuration Protocol) and a TFTP (Trivial File Transfer Protocol) which are installed subsequently cannot run due to insufficient authority, so that the security of the virtual machine is improved. A DHCP service is installed to ensure that equipment obtains correct network configuration through a DHCP, then subsequent TFTP and HTTP services are accessed, hardware initialization, correct operation system loading and kickstart file generation are achieved by installing a boot loader when the equipment or a to-be-installed terminal is started so that the requirements of a user can be met when the system is installed, a virtual machine is packaged into a mirror image file, and the virtual machine is stored in the mirror image file. The terminal to be installed can be directly used in actual use, a server does not need to be occupied independently, additional setting is not needed, and the cost of remote installation is reduced.

The present application discloses a method and program product for optimizing the boot time of a pre-boot execution environment, comprising: receiving a broadcast message from a target client to allocate a temporary IP address and a lightweight boot file path; after receiving a request message, optimizing the initial lightweight boot file to obtain a lightweight boot file; after receiving a unicast message, allocating a final IP address, allocating system files to the target client according to a corresponding target block size, and determining the target client's feedback information according to a corresponding target window configuration to optimize the boot time of the pre-boot execution environment of the target client. This solves the problem in related technologies that traditional PXE relies on a single DHCP server and physical network connectivity, resulting in increased latency and low transmission efficiency. This method achieves the technical effect of upgrading DHCP interaction from traditional broadcast dependence to intelligent unicast negotiation, reducing data transmission latency, improving file transmission efficiency, and reducing the boot time of the pre-boot execution environment.

The invention discloses a method and a device for network installation of an operating system. According to the scheme, the method comprises the following steps: executing a client in a pre-starting execution environment; sending the first data carrying the equipment category to a network management protocol server; obtaining return data returned by the network management protocol server based on the first data, the return data carrying related data of a to-be-installed operating system, and the to-be-installed operating system being determined by the network management protocol server based on a mapping relationship between a preset device category and the operating system; the related data comprises first indication information for obtaining a bootstrap program of the to-be-installed operating system; and installing the to-be-installed operating system locally based on the first indication information.

Systems and methods for zero touch provisioning of a bare metal server to run radio access network (RAN) software. A method includes delivering a network boot program to a bare metal server in a preboot execution environment and causing the bare metal server to execute the network boot program. The method includes registering the bare metal server with a data center automation platform and instantiating a radio access network (RAN) application on the bare metal server.

The embodiment of the application relates to the computer or network technology application field, and discloses a loading method, system, host and storage medium of an operating system, the loading method of the operating system uses the mode of a pre-boot execution environment to load a system image file into a host memory, then loads the system image file to a read-only file system of a virtual file system, and hangs a storage device of the host to a writable file system of the virtual file system, so that the writable file system is automatically loaded when next power-on starting, thereby solving the problem that the mode of the pre-boot execution environment cannot save system data, and improving the loading flexibility of the operating system.

This application relates to a method, device, system, medium, and product for testing network interface cards (NICs), comprising: after power-on, the test device invokes a pre-boot execution environment function to obtain a network boot loader from a remote boot device and loads and executes it; through the network boot loader, it sends a request carrying its own identification information to a remote storage device, and receives a boot configuration script generated by the remote storage device based on the identification information; it parses and executes the boot configuration script, establishes a connection with the remote storage device through the NVMe-oF protocol based on RDMA network transmission, maps the target NVMe namespace to the test device's NVMe block device as the system boot disk; loads and boots the target operating system, and executes the NIC test tasks. This application can improve NIC testing efficiency and hardware resource utilization.

The invention discloses a pre-boot execution environment boot time optimization method and a program product, and the method comprises the steps: receiving a broadcast message of a target client, so as to distribute a temporary IP address and a lightweight boot file path; after the request message is received, optimizing the initial lightweight boot file to obtain a lightweight boot file; and after the unicast message is received, allocating a final IP address, allocating the system file to the target client according to the corresponding target block size, and determining feedback information of the target client according to the corresponding target window configuration so as to optimize the pre-start execution environment guide time of the target client. According to the invention, the problems of increased delay and low transmission efficiency caused by dependence of traditional PXE on a single DHCP server and physical network connectivity in related technologies are solved, and the technical effects of upgrading DHCP interaction from traditional broadcast dependence to intelligent unicast negotiation, reducing data transmission delay, improving file transmission efficiency and reducing pre-boot execution environment guide time are achieved.

A server booting method and apparatus, a storage medium, and an electronic device are provided. The server booting method includes: in response to determining that execution has proceeded to a peripheral component interconnect enumeration stage, detecting in-place information of network device interfaces in a network device interface group; disabling preboot execution environment control functions of a plurality of reference network devices correspondingly connected to a plurality of reference network device interfaces in the network device interface group; screening a target network device from the plurality of reference network devices according to reference device types of the reference network devices correspondingly connected to the plurality of reference network device interfaces; and enabling the preboot execution environment control function of the target network device.

Systems and methods for zero touch provisioning of a bare metal server to run radio access network (RAN) software. A method includes delivering a network boot program to a bare metal server in a preboot execution environment and causing the bare metal server to execute the network boot program. The method includes registering the bare metal server with a data center automation platform and instantiating a radio access network (RAN) application on the bare metal server.

The application discloses a cluster operation and maintenance method and device, electronic equipment and a storage medium, relates to the computer technical field, and the method is applied to a management node in a cluster, and comprises the following steps: constructing operation and maintenance components of at least one operating system through at least one first virtual machine; wherein the operation and maintenance components comprise an in-memory operating system image file; the in-memory operating system image file comprises an operation and maintenance execution tool; based on a pre-boot execution environment service program, guiding an execution node in the cluster to load corresponding operation and maintenance components, so that the execution node executes operation and maintenance operations through the operation and maintenance execution tool based on the completed in-memory operating system. Compared with operation and maintenance operations executed through a hard disk operating system, the in-memory operating system has the characteristic that system operations are restored after restarting, damage of viruses and malicious software to the operating system is avoided, operation and maintenance safety of the cluster is improved, and operation and maintenance efficiency of the cluster is improved.

The present application discloses a server boot method and apparatus, a storage medium, and an electronic apparatus. The method comprises: in response to determining that the process proceeds to a peripheral component interconnect enumeration phase, detecting presence information of network device interfaces in a network device interface group; disabling a pre-boot execution environment control function of reference network devices correspondingly connected to a plurality of reference network device interfaces in the network device interface group; screening the plurality of reference network devices for a target network device on the basis of reference device types of the reference network devices correspondingly connected to the plurality of reference network device interfaces; and enabling the pre-boot execution environment control function of the target network device. By adopting the technical solution, the problem in the related art that the pre-boot execution environment control function enabled in the boot process of the server has low compatibility with the network devices in the server is solved.

The invention discloses a server batch resetting method, system and device, electronic equipment and a medium, and relates to the technical field of cloud computing, the method comprises the following steps: obtaining operating system configuration information of a target server, the operating system configuration information at least comprising the type of an operating system; according to the mapping relation between the type of the operating system and the zero clearing instruction, determining a target zero clearing instruction corresponding to the operating system, the target zero clearing instruction being used for performing zero clearing operation on a boot zone of the operating system; in response to completion of zero clearing of the boot zone, restarting the target servers and enabling the target servers to enter a pre-starting execution environment, the pre-starting execution environment is used for distributing the operating system mirror images according to the preset rule so as to perform batch resetting on the multiple target servers, and the problem that in a related server resetting scheme, only resetting of a single server is considered, and the resetting efficiency is high is solved. Therefore, the technical problem that the server resetting efficiency is low is solved, and the technical effects that the servers are reset in batches and the server resetting efficiency is improved are achieved.

The present disclosure relates to the technical field of computers. Disclosed are a server preboot function self-adaptive supporting method and apparatus. The method includes: when target indication information is acquired, traversing network card devices in a network card device library, where the target indication information is configured for representing that a target object has a customization requirement on enabling / disabling of a preboot execution environment function; selecting, from the network card devices, a target network card device corresponding to the customization requirement, and a target port of the target network card device; enabling the preboot execution environment function of the target port, and disabling the preboot execution environment function of a reference port other than the target port in the target network card; and compiling the customization requirement into a version file and burning the version file into a read-only memory of a basic input / output system.

The present disclosure relates to the technical field of computers. Disclosed are a server preboot function self-adaptive supporting method and apparatus. The method includes: when target indication information is acquired, traversing network card devices in a network card device library, where the target indication information is configured for representing that a target object has a customization requirement on enabling / disabling of a preboot execution environment function; selecting, from the network card devices, a target network card device corresponding to the customization requirement, and a target port of the target network card device; enabling the preboot execution environment function of the target port, and disabling the preboot execution environment function of a reference port other than the target port in the target network card; and compiling the customization requirement into a version file and burning the version file into a read-only memory of a basic input / output system.

The application discloses an operating system installation method and device, equipment and a storage medium, which are applied to a basic input / output system, and relate to the technical field of ARM servers, and the method comprises the following steps: a pre-boot execution environment is built in the process of powering on the current ARM server, so that the pre-boot execution environment is used to guide the installation of the operating system of the ARM server; the installation process of the operating system of the ARM server guided by the pre-boot execution environment is monitored, and it is judged whether the installation process is abnormal; when the installation process is abnormal, a target network card in the basic input / output system is determined, and the target network card is used to guide the pre-boot execution environment, so that the operating system of the ARM server is installed. Through the technical scheme, the ARM server can maintain an efficient and stable running state when using virtualization operation, and help the development of the domestic ARM CPU platform server service and the domestic cause.

The application discloses a pre-start execution environment starting method, a computer device and related products, and relates to the technical field of computers. The method comprises the following steps: monitoring a timeout event of a monitoring timer and a network reply message event when a first network driver is triggered to unload a target by a second network driver loading and the first network driver has sent a network release message in the target unloading process; triggering the first network driver to resend the network release message when the timeout event is monitored and the network reply message event is not monitored; and forcibly terminating a target event polling operation and transferring network control from the first network driver to the second network driver when the resending frequency exceeds a preset retransmission threshold, so that the second network driver takes over and continues to execute a starting process based on its own network protocol stack. The technical problem of deadlock in the pre-start execution environment starting process in the related art is solved, and the technical effect of improving the starting reliability of the pre-start execution environment is achieved.

The present embodiments relate to a secure boot partition for a cloud computing device of a cloud computing system. The computing device of the cloud computing system can transmit a first request for a pre-boot execution environment executable from a smart network interface card (SmartNIC). The computing device can receive the pre-boot environment executable from the SmartNIC and verify the pre-boot execution environment executable. The computing device can execute the pre-boot execution environment executable. Executing the pre-boot execution environment executable can include transmitting a second request secure boot metadata from the SmartNIC and receiving the secure boot metadata. Executing the pre-boot execution environment executable can further include mounting a boot partition, loading a boot loader obtained from the boot partition, verifying the boot loader based at least in part on the secure boot metadata, and executing the boot loader in response to verifying the boot loader.