Split brain preventing method for highly available cluster system
A technology of cluster system and prevention method, applied in transmission system, digital transmission system, error prevention, etc., can solve problems such as data corruption, misidentification of standby node in normal operation of master node, split brain, etc.
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[0017] The present invention is mainly aimed at a dual-machine high-availability cluster system, which can be easily implemented on various platforms. After multiple implementations and tests by the inventor, the present invention can effectively prevent the occurrence of split-brain.
[0018] figure 1 Shown is a representative dual-machine high-availability cluster system topology diagram, the system has two nodes, server nodes A and B. Each server has four network cards eth0-eth3. eth0 and eth1 are set to bond and adopt hot standby mode, where eth0 is used as Active and connected to switch A, and eth1 is used as Backup and connected to switch B. By setting external service management, a public network card IP (public IP) address is generated as a working link. eth2 and eth3 are connected to the network card corresponding to another node through a crossover network cable, and the two nodes are connected to their first serial ports through a serial cable. These connections w...
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Abstract
Description
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Application Information
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