Dynamic fault detection system for dual controller disk array
A technology for disk array and fault detection, applied in transmission systems, digital transmission systems, data exchange networks, etc.
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[0049] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0050] Such as figure 1 As shown, the embodiment of the present invention is composed of a parallel master controller and a slave controller, and the master controller and the slave controller respectively include a CPU, a Cache, an IDE hard disk, a serial controller, a first gigabit network card and a second gigabit network card. Gigabit network cards, they are interconnected through the PCI bus, the master controller and the slave controller also include fiber channel adapters; the heartbeat fault detection is performed between the master controller and the slave controller through the second Gigabit network card, and the data is transmitted through the fiber channel adapter. Synchronize;
[0051] The serial controller uses LSI22320 Ultra320 SCSI adapter of LSI Logic Company, which includes two 320MBps SCSI channels, which can provide channel bandwid...
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