October 2019
Beginner
426 pages
10h 44m
English
Several processors, multiple disks, several network interfaces, large motherboards, multiple ports, graphics cards, RAID cards, optical drives, backup tapes, and other server hardware make up a list of potential components that are eager to consume power. Because power supplies are considered to be a single point of failure, servers are equipped with a redundant power supply. Depending on a server's form factor, most servers are equipped with two or more Power Supply Units (PSUs) (see Figure 10.8):

Finally, let's learn about physical ports and their relevance to a server.
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