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Re: [gpsd-dev] 100% cpu usage?


From: Eric S. Raymond
Subject: Re: [gpsd-dev] 100% cpu usage?
Date: Tue, 29 Oct 2013 22:34:07 -0400
User-agent: Mutt/1.5.21 (2010-09-15)

Greg Troxel <address@hidden>:
> But, I noticed:
> 
>    1456 nobody    39  -10  7828K 2484K CPU/1    215:08 99.02% 99.02% gpsd
> 
> on one system, and
> 
>   19758 nobody    37  -10    33M 2692K CPU/0     21:37 98.00% 98.00% gpsd
> 
> on another.  This is just watching the ublox and passing time to ntpd.
> 
> Is anyone else seeing this?

Dunno yet.  What tool and options should I use to get a comparable report?

And...the most likely thing in the code to cause a buzz is the PPS monitoring 
loop.  Are you conditioning that out?
-- 
                <a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>



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