Re: [gembud] dctaf running amok

  • Subject: Re: [gembud] dctaf running amok
  • From: Michael James <mjamesis@xxxxxxxxx>
  • Date: Thu, 20 Feb 2014 09:16:59 -0700
Thank you Scott,

I will add the updated tfdecd.f file to Unidata GEMPAK7.  We've also had to
add the -close flag to all of your dctaf processes to avoid the infinite
dctaf problem!

-Michael


On Thu, Feb 20, 2014 at 7:21 AM, Scott Jacobs - NOAA Federal <
scott.jacobs@xxxxxxxx> wrote:

> Gembuds:
>
> This is being caused by a mis-coded remark section from one station. The
> decoder is getting into an infinite loop. I had hoped to get a release out
> before this became a big issue. In the meantime, here is a fixed file that
> goes in $GEMPAK/source/bridge/tf/. It now looks for a remark that starts
> with either "RMK" or "BY".
>
> Scott
>
>
>
> On Thu, Feb 20, 2014 at 9:11 AM, Stonie R. Cooper <stonewall@xxxxxxxxxxxxx
> > wrote:
>
>> Devin - yes; I had some luck refining the pqact.conf to FTUS instead of
>> just FT . . . but even then, every once in a while, dctaf goes amok.
>>
>> The end solution was to add a -close after the PIPE, add a -t 1, then
>> have a periodic cron that watches for dctaf processes more than a minute
>> or so old, then kill them.
>>
>> Stonie
>>
>> On 02/20/2014 08:03 AM, Devin Eyre wrote:
>> > For the last week or so, every morning when I've checked our ldm
>> server, there's been two or three dctaf processes running, with two of them
>> using up 100% of a CPU core, and more than an hour of actual CPU time on
>> each one.  We're running GEMPAK 6.6.0.  Has anyone else seen this happen,
>> or found a way to prevent it from happening?
>> >
>> >
>> > Devin Eyre
>> > Lead Software Developer
>> >
>> > ImpactWeather, Inc.
>> > A STORMGEO COMPANY
>> >
>> > Direct +1 (281) 652-1073
>> > Toll-Free (877) 792-3220
>> > E-mail devin@xxxxxxxxxxxxxxxxx
>> > Web impactweather.com
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