Design of data synchronization software of dual-computer hot standby for coal mine monitoring and control system
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摘要: 针对现有的煤矿监控系统双机热备方案存在存储设备投资费用高、可靠性相对较差、主机中断后恢复数据算法复杂等缺点,设计了基于纯软件模式的双机热备数据同步软件,该软件依据煤矿监控系统的实际应用情况,将监控数据同步功能从双机热备系统中独立出来,形成一个独立的软件,降低了双机热备同步算法和同步内容的复杂度,提高了双机热备的可靠性。Abstract: In view of shortcomings of dual-computer hot standby scheme of existing coal mine monitoring and control system such as high investment cost of storage devices, relative poor reliability and complex algorithm for data recovery, a data synchronization software of dual-computer hot standby based on pure software model was designed. On the basis of practical application of coal mine monitoring and control system, monitoring data synchronization function was independent from the dual-computer hot standby system as an independent software. The software reduces complexity of synchronization algorithm and synchronization content of dual-computer hot standby, and improves reliability of dual-computer hot standby.
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