Alibaba cloud Q & A 2022-02-13 06:22:35 阅读数:60
Linux What exactly does file system mean ？
stay Linux Operating system , All resources managed by the operating system , For example, network interface card 、 disc drive 、 The printer 、 Input/output device 、 A normal file or directory is considered a file .
That is to say Linux There is an important concept in the system **： Everything is a document **. Actually, this is Unix A manifestation of philosophy , and Linux It's rewriting Unix And come , So this concept is passed down . stay Unix In the system , Think of all resources as documents , Including hardware equipment .UNIX The system regards every hardware as a file , Usually referred to as device files , In this way, users can access the hardware by reading and writing files .
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