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20050621: dcacars decode problems



Neil,

FSL has changed the CDL, so even a current version of 5.8.2a has to be changed 
again.
The new version of the CDL is 1.7.

I'm updating for the change of rh_probe variable and will have an update 
shortly.

Steve Chiswell
Unidata User Support


>From: Neil Smith <address@hidden>
>Organization: UCAR/Unidata
>Keywords: 200506212255.j5LMtgZu009886

>1st time for an ACARS ingest/decode and I'm not getting
>anything decoded.
>
>OS: FreeBSD 4.7
>LDM: 6.0.14
>GEMPAK: 5.6J
>
>ldmd.conf:
>request PCWS            "^FSL\.CompressedNetCDF\.MADIS\.(acars)"        
>bigbird
>
>pqact.conf:
>PCWS    ^FSL\.CompressedNetCDF\.MADIS\.acars\.
>         PIPE    -close  /unidata/nawips/bin/freebsd/dcgunzip 
>/unidata/nawips/bin/freebsd/dcacars -
>v
>         -e GEMTBL=/unidata/nawips/gempak/tables
>         -l /unidata/ldm/logs/dcacars.log
>         data/gempak/acars/YYYYMMDDHHNN_acars.gem
>
>
>typical dcacars.log entry:
>Jun 21 22:42:17 dcacars[79350]: Starting up
>Jun 21 22:42:18 dcacars[79350]: MADIS ACARS data
>Jun 21 22:42:18 dcacars[79350]: No pressure variable, will calculate
>Jun 21 22:42:18 dcacars[79350]: correctedWVMR not present
>Jun 21 22:42:18 dcacars[79350]: could not get variable information
>Jun 21 22:42:18 dcacars[79350]: could not decode data 0
>Jun 21 22:42:18 dcacars[79350]: Exiting
>
>ldmd.log entry;
>Jun 21 17:42:17 coriolis /unidata/nawips/bin/freebsd/dcgunzip [79345]: 
>/unidata/nawips/bin/freebsd/dcacars -v -e 
>GEMTBL=/unidata/nawips/gempak/tables -l /unidata/ldm/logs/dcacars.log 
>data/gempak/acars/YYYYMMDDHHNN_acars.gem
>
>I am having success in getting gunzip'd netcdf files with pqact.conf:
>PCWS    ^FSL\.CompressedNetCDF\.MADIS\.acars\.(.*)
>         PIPE    -close  /unidata/ldm/decoders/store_MADIS.sh 
>data/gempak/acars.nc/ \1
>
>where the store_MADIS.sh looks like:
>#!/bin/sh
>STAMP=`date "+%S"`
>gzip -d > $1/$$.$2; F=`echo $2 | cut -c1-13`; mv $1/$$.$2 
>$1/$F.$STAMP.nc
>
>ncdump of the output file doesn't fail so I presume it's a valid netcdf 
>file. Can
>provide it as a sample if you wish. Running dcacars on command line on 
>this file
>gives the same errors.
>
>Any suggestions?
>
>Thanks,
>-Neil
>------------------
>Neil R. Smith                          address@hidden
>Comp.Sys.Mngr.                 (979)845-6272
>Dept. Atmospheric Sciences/Texas A&M University
>
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