💡Aha!

dpkg verbose로 보기

가끔씩 dpkg가 Setting up 같은 작업을 할 때 무엇을 진행하는지 궁금할 때가 있다. 디버깅 모드를 사용하여 무엇을 하고 있는지 확인할 수 있다.

dpkg --debug=help
dpkg debugging option, --debug=<octal> or -D<octal>:

 Number  Ref. in source   Description
      1  general          Generally helpful progress information
      2  scripts          Invocation and status of maintainer scripts
     10  eachfile         Output for each file processed
    100  eachfiledetail   Lots of output for each file processed
     20  conff            Output for each configuration file
    200  conffdetail      Lots of output for each configuration file
     40  depcon           Dependencies and conflicts
    400  depcondetail     Lots of dependencies/conflicts output
  10000  triggers         Trigger activation and processing
  20000  triggersdetail   Lots of output regarding triggers
  40000  triggersstupid   Silly amounts of output regarding triggers
   1000  veryverbose      Lots of drivel about eg the dpkg/info directory
   2000  stupidlyverbose  Insane amounts of drivel

Debugging options can be mixed using bitwise-or.
Note that the meanings and values are subject to change.
dpkg --debug=72200 [command]

ref

How do I show the actions that installing a .deb package will take?
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How do I show the actions that installing a .deb package will take?
https://serverfault.com/a/979380
How do I show the actions that installing a .deb package will take?
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