- 4.1 accton: enable or disable process Statistics
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- 4.2 lastcomm: displays commands used previously
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- 4.3 SA: Reports, cleans up, and maintains process Statistics
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- 4.4 At: scheduled Run Command
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- 4.5 ATQ: The current at command to be executed is displayed.
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- 4.6 atrm: Delete the commands to be executed in the AT command
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- 4.7 batch: when the system load level permits
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- 4.8 BG: run commands in the background
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- 4.9 FG: suspend the program
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- 4.10 jobs: displays background programs
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- 4.11 kill: Kill the process
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- 4.12 crontab: set the timer
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- 4.13 PS: View Permissions
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- 4.14 pstree: displays the Process status tree
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- 4.15 top: Display Processes
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- 4.16 nice: change the priority level
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- 4.17 renice: Modify Priority Level
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- 4.18 sleep: Pause the process
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- 4.19 nohup: the user continues to work after exiting the system
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- 4.20 pgrep: Find the matching process
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- 4.21 Fuser: using a file or a set of interfaces
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- 4.22 chkconfig: set various services of the system
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- 4.23 strace: trace the system calls of a process
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- 4.24 ltrace: tracking the situation where the process calls library functions
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- 4.25 vmstat: Reports virtual memory statistics
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- 4.26 mpstat: CPU monitoring (including multiple CPUs)
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- 4.27 iostat: monitor I/O performance
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- 4.28 SAR: System Activity Report
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- 4.29 ntsysv: Set system services
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