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→POSIX inode description: rephrasing "underlying file system". Not sure what it means but a device does not always contain an FS (e.g. serial device) |
→POSIX inode description: Made it clear that the attributes listed are those returned by stat(), and not something that "must" be associated to a file (actually, only a subset "must" have a meaningful value) |
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The [[POSIX]] standard mandates filesystem behavior that is strongly influenced by traditional [[UNIX]] filesystems. An inode is denoted by the phrase "file serial number", defined as a ''per-file system'' unique identifier for a file.<ref>{{cite web |url=http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap03.html#tag_03_176 |title=Definitions - 3.176 File Serial Number |website=[[The Open Group]] |access-date=10 January 2018}}</ref>
*Device ID (this identifies the device containing the file; that is, the scope of uniqueness of the serial number).
*File serial number.
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*The preferred I/O block size.
*The number of blocks allocated to this file.
==Implications==
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