Re: screen, detached, stdout

[Nico Schlömer]

Thnaks for hints!
One odd thing I noticed about the -L option, that is that first
character doesn't seem to logged.
Try

$ screen -L -d -m echo 123
$ cat screelog.0
23

Bug?

Cheers,
Nico


On Fri, Feb 11, 2011 at 7:33 PM, Andrew McGlashan
<address@hidden> wrote:
> Hi,
>
> Nico Schlömer wrote:
>>
>> I would like to start a series of jobs in the background and log their
>> stdout in specific files. The idea is to use screen for this, and I
>> went ahead and typed
>>
>> $ screen -d -m /path/to/my/exec
>>
>> which puts the job nicely in the background. Let's log stdout:
>>
>> $ screen -d -m /path/to/my/exec | tee output.log
>
> What's wrong with using the -L option?
>
> As a test, I created the following alias and ran it fine.
>
> # alias ns9='if [ -f screenlog.0 ];then rm screenlog.0;fi &&
> (/usr/bin/screen -S root -L -d -m time /usr/local/bin/program.sh; tail -99f
> screenlog.0) && mv screenlog.0 my-test-screenlog.out'
>
>
> # ns9
>
> That seems to work nicely!
>
> And I know it's finished when I see the "time" output.
>
> If you want to run multiple sessions, then you might need to create a
> working directory for each one and start the command in each directory so
> that it will always have it's own screenlog.0 file.
>
>
> Cheers
>
> --
> Kind Regards
> AndrewM
>
> Andrew McGlashan
> Broadband Solutions now including VoIP
>
>