Storage controller and controlling method therefor
a storage controller and control method technology, applied in the field of storage controllers and controlling methods therefor, can solve the problem that the operator cannot immediately recognize the vendor name or the device name of the second storage controller, and achieve the effect of preventing the occurrence of timeouts, and ensuring the accuracy of data
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[0042] An embodiment of this invention is described below in detail, with reference to the attached drawings.
(1) External Configuration of Storage Controller according to this Embodiment
[0043] FIGS. 1 to 4 show external configurations of a storage controller 1 according to this embodiment. As shown in FIG. 1, the storage controller 1 is composed of a controller 2 and drivers 3.
[0044] As shown in FIGS. 2 and 3, the controller 2 is composed of logical modules 10, disk drive modules 11, DC power sources 12, AC-BOXes 13, batteries 14, and fans 15, all being housed in a chassis 16. Although it is omitted in FIG. 2, the controller 2 is equipped with an operator panel 17 (FIG. 3) for receiving operation input made by an operator who performs maintenance and management of the storage controller 1.
[0045] As is clear from FIG. 2, each logical module 10 includes logical units 20 for controlling the entire storage controller 1; and logical module fans 21, both being housed in the chassis 16...
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