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| | * <code>[[ptrace]]</code> | | * <code>[[ptrace]]</code> |
| − | * <code>[[unlink]]</code>: <code>[[rm]]</code>
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| − | * <code>[[chroot]]</code>
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| − | * <code>[[fork]]</code>
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| − | * <code>[[futex]]</code>
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| − | * <code>[[strace]] -c -f -p $PID</code>
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| − | ==Categories of system calls==
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| − | System calls can be grouped roughly into six major categories:<ref>{{Cite book|title=Operating System Concepts|last=Silberschatz|first=Abraham|publisher=Wiley|others=Peter B Galvin; Greg Gagne|year=2018|isbn=9781119320913|edition=10th|location=Hoboken, NJ|pages=67|oclc=1004849022}}</ref>
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| − | :
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| − | # Process control
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| − | #* create process (for example, <code>[[fork (operating system)|fork]]</code> on Unix-like systems, or <code>NtCreateProcess</code> in the [[Windows NT]] [[Native API]])
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| − | #*Terminate [[process]]: [[process_mrelease]](2), [[kill]]
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| − | #*[[Loader (computing)|load]], [[Exec (operating system)|execute]]
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| − | #* get/set process attributes
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| − | #*[[Wait (operating system)|wait]] for time, wait event, [[Signal (computing)|signal]] event
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| − | #*[[Dynamic memory allocation|allocate]] and [[Garbage collection (computer science)|free]] memory
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| − | # File management
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| − | #* create file, delete file
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| − | #* open, close
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| − | #* read, write, reposition
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| − | #* get/set file attributes
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| − | # Device management
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| − | #* request device, release device
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| − | #* read, write, reposition
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| − | #* get/set device attributes
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| − | #* logically attach or detach devices
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| − | # Information maintenance
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| − | #* get/set total system information (including time, date, computer name, enterprise etc.)
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| − | #* get/set process, file, or device metadata (including author, opener, creation time and date, etc.)
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| − | # Communication
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| − | #* create, delete communication connection
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| − | #* send, receive messages
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| − | #* transfer status information
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| − | #* attach or detach remote devices
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| − | #Protection
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| − | #*get/set file permissions
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| − | == Related terms ==
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| − | * [[Linux commands]]
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| − | * [[man]]
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| − | * [[/var/log/audit/audit.log]]
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| | == See also == | | == See also == |
| − | * {{syscall}} | + | * {{Dtrace}} |
| − | * {{perf}}
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| | * {{Linux Kernel}} | | * {{Linux Kernel}} |
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| − | [[Category:Computing]]
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