Virtual machine time synchronization method and device and storage medium

The invention discloses a virtual machine time synchronization method and device and a storage medium. The invention provides a virtual machine time synchronization method. The method comprises the steps that a computing node obtains kernel time from a kernel of a virtual machine through a virtualiz...

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Hauptverfasser: YU BIN, ZHU TINGXIANG, AI TIANXIANG, LI GUANGHUI, ZHANG HENG, GONG NAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a virtual machine time synchronization method and device and a storage medium. The invention provides a virtual machine time synchronization method. The method comprises the steps that a computing node obtains kernel time from a kernel of a virtual machine through a virtualization component QEMU on the computing node; the computing node judges whether the virtual machine needs time proofreading or not based on the kernel time; and the computing node sends a kernel time proofreading instruction to a kernel of the virtual machine under the condition that the virtual machine needs time proofreading. 本申请公开了一种虚拟机时间同步方法、设备及存储介质。本申请提供了一种虚拟机时间同步方法,该方法包括:计算节点通过其上的虚拟化组件QEMU从虚拟机的内核获取内核时间;所述计算节点基于所述内核时间,判定所述虚拟机是否需要时间校对;所述计算节点在所述虚拟机需要时间校对的情况下,向所述虚拟机的内核发送内核时间校对指令。