[OSM-dev] mod_tile/renderd logging

Jaak Laineste jaak.laineste at gmail.com
Mon Jan 25 15:04:24 GMT 2010


Actually I found out that log is written to /var/log/syslog and this  
was all I needed. I still have issue with number of threads over 2 (or  
even 1), I get segfaults, but this is different issue.

Jaak

On 25.01.2010, at 14:28, Jonathan-David SCHRODER <jonathan.schroder at gmail.com 
 > wrote:

> get back into your screen with screen -r renderd_screen (or screen - 
> r rend <= string that starts with the name of you screen session, as  
> you can read it in screen -ls or screen -list)
>
> On Mon, Jan 25, 2010 at 1:27 PM, Jonathan-David SCHRODER <jonathan.schroder at gmail.com 
> > wrote:
> Hi Jaak,
>
> Instead of hacking your own renderd service start/stop/.. script  
> (eg. creating a file /etc/init.d/renderd)...
> ...you can just run renderd in a screen (apt-get install screen) in - 
> f(oreground) and redirect its output with redirection to some file  
> while keep it going to stdout.
>
> screen -S renderd_screen #creates a screen named renderd_screen
> #run this in screen now
> ./renderd -f 2>&1 | tee -a /var/log/renderd
> # -f => runs renderd in foreground, 2>&1 copies stderr to stdout, |  
> tee -a ... takes previous process's stdout and puts it into /var/log/ 
> renderd
> #and (D)etach your screen with Ctrl+A then D
>
> If you did not know screen, google for linux screen tutorial to get  
> help on using screen.
>
> Take care
>
> Jonathan
>
>
> On Tue, Jan 12, 2010 at 12:08 PM, Jaak Laineste <jaak.laineste at gmail.com 
> > wrote:
> Hello,
>  Is there a way to save renderd debug log to a file? I can see the
> debug log when I start renderd with -f option, but I'd like to run it
> as normal service, silently, but have debug log in e.g.
> /var/log/renderd.log
>
>  I was getting occasional Segmentation Faults in renderd (when I use
> >2 threads), this may be useful for troubleshooting.
>
> --
> Jaak Laineste
>
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>
>
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