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Method and device for online updating kernel, and electronic equipment

A kernel and technology to be updated, applied in the electronic field, can solve problems such as the inability to dynamically update the kernel

Inactive Publication Date: 2017-06-13
LENOVO (BEIJING) LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in the current existing technology, it is not possible to dynamically update the kernel, so as to avoid impact on the business

Method used

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  • Method and device for online updating kernel, and electronic equipment
  • Method and device for online updating kernel, and electronic equipment
  • Method and device for online updating kernel, and electronic equipment

Examples

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Embodiment 2

[0043] Based on the aforementioned embodiments, the embodiment of the present invention provides a method for updating the kernel online, which is applied to electronic devices, and the functions implemented by the method can be implemented by calling program codes from the processor in the electronic devices. Of course, the program codes can be stored in a computer storage medium, it can be seen that the electronic device includes at least a processor and a storage medium. The method includes:

[0044] Step S201, determining a set of processor cores, the set of processor cores includes the processor cores on the server scheduled by the system management program to be updated;

[0045] Step S202, freeing the first processor core in the set of processor cores from the hypervisor to be updated;

[0046] Step S203, running the new hypervisor on the idle first processor core;

[0047] Step S204, run the running first service processor on the new system management program.

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Abstract

The invention discloses a method and device for online updating a kernel, and electronic equipment. The method comprises the following steps: determining a processor kernel set, wherein the processor kernel set comprises processor kernels scheduled by a to-be-updated system management program on a server; idling the first processor kernels in the processor kernel set from the to-be-updated system management program; running the new system management program on the idle first processor kernel; and running a first service processor in running on the new system management program.

Description

technical field [0001] The invention relates to electronic technology, in particular to a method and device for updating the kernel online, and electronic equipment. Background technique [0002] A server, also called a server, is a device that provides computing services. Since the server needs to respond to service requests and process service requests, generally speaking, the server should have the ability to undertake and guarantee services. At present, most servers adopt a symmetric multi-processing structure (SMP, Symmetric Multi-Processing). A symmetric multi-processing structure refers to a collection of a group of processors (multi-CPUs) on a computer, and each CPU shares a memory subsystem and a bus structure. With the support of this technology, a server system can run multiple processors at the same time, and share memory and other host resources. [0003] For SMP servers, it is expected that the kernel can be dynamically updated during the running of the serve...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/08H04L12/26G06F9/445
CPCH04L43/16H04L67/34G06F8/656
Inventor 何海洋
Owner LENOVO (BEIJING) LTD
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