Capturing wpa_supplicant -dd output?

Krishna Chaitanya chaitanya.mgit at
Tue Apr 23 10:50:30 EDT 2013

On Tue, Apr 23, 2013 at 7:36 PM, Jouni Malinen <j at> wrote:
> On Tue, Apr 02, 2013 at 08:27:25AM -0400, The Wanderer wrote:
>> When I launch wpa_supplicant with appropriate options and '-dd' for verbosity,
>> it prints a fairly lengthy flood of information to the console. Among this is
>> information which I think may be relevant to the problem I want to report.
>> If I redirect the output of the exact same wpa_supplicant command line, either
>> to a file ('>') or to a pipeline ('|'), no information appears to be printed;
>> the file is left at zero size, and the next program in the pipeline doesn't
>> appear to receive anything on standard input. This happens even when also
>> redirecting stderr into stdout first.
> This works fine for me.. What is the full command line you use here?
> Please note that this output gets buffered, so it may not be immediately
> available.
For me too, can you try "tee" instead it has no buffering.

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