bug#28890: Painfully slow: DU.exe -Ssb %CD%

[Gavin Holt]

Great, thanks!

On 18 Oct 2017 9:53 pm, "Bernhard Voelker" <address@hidden> wrote:

> tag 28890 notabug
> close 28890
> stop
>
> On 10/18/2017 02:12 PM, Gavin Holt wrote:
> > Hi
> >
> > I am trying to use cmd batch file to list the size of all directories
> > in my roaming user profile - so I an clean it out.
> >
> > DU.exe works well and gives me the exact output I want - the sum of
> > the size of the files in each directory EXCLUDING subdirectories. e.g.
> >
> > P:\MyPrograms\EDITORS\Scite>du -Ssb %CD%
> > 2641767 P:\MyPrograms\EDITORS\Scite
> >
> > P:\MyPrograms\EDITORS\Scite\tools>du -Ssb %CD%
> > 8834439 P:\MyPrograms\EDITORS\Scite\tools
> >
> > I would use a for loop to iterate over all the directories, but
> > testing with a single directory shows this command to be painfully
> > slow.
> > (dir /AD /B /S %USERPROFILE%)
> >
> > Is there any way to optimize the DU function or an alternative you can
> > suggest that gives the identical output.
> >
> > I did read the link below - but the output is not what I wanted.
> >
> > https://stackoverflow.com/questions/30513287/faster-way-
> to-get-folder-size-with-batch-script
>
> Given that you have 'du.exe' from Cygwin (so that you have the
> latest gear), I'd go with a combination of 'find' to get directory names
> and 'du' to print the sizes; I'd also use --threshold=SIZE to exclude
> directories smaller than SIZE:
>
>   $ find . -depth -type d -exec du -hxSt 10M '{}' +
>
> or with a pipe:
>   $ find . -depth -type d -print0 | du --files0-from=- -hxS --threshold=10M
>
> Finally, as you asked for Windows, I want to mention a very useful
> graphical tool: "windirstat".
>
> As this is more a question how to use du(1) - and not a bug - I'm
> marking this issue as such in our bug tracker.
>
> Have a nice day,
> Berny
>
>
>