Recording and playback of common Linux commands

The recording and playback functions in the Linux system can be easily done with a demo tutorial, the main commands: script and Scriptreplay.

Recording command: Script-t 2>aa.log-a bb.session

The command explanation:-T indicates that the time series data is stored to Aa.log 2> indicates that the redirect bb.session is used to store the input command

Commands to play: Scriptreplay Aa.log bb.session

　　

Real-time demo function: Mkfifo

1. On a Linux system, open two terminals 1 and 2

2. On 1, Mkfifo Scriptfifo

3. On 2, Cat Scriptfifo

4. On 1 script-f scriptfifo means 1 is an announcer, 2 is the listener (any one that performs cat Scriptfifo, is listening)

5. Any command that is knocked on 1 will be on the 2, while showing

Enter the exit command to end