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[IDV #PYH-734212]: Problem getting GFS data to load



> Yuan,
> 
> In all the catalogs in IDV, is there a near-real-time NetCDF version of the
> Global Forecast System?   Is grib my only choice?
> 
> Murray

We stopped nc version of GFS one year ago.


Yuan
> 
> ----- Original Message -----
> From: "Unidata IDV Support" <address@hidden>
> To: <address@hidden>
> Cc: <address@hidden>
> Sent: Thursday, August 04, 2011 5:00 PM
> Subject: [IDV #PYH-734212]: Problem getting GFS data to load
> 
> 
> >> Yuan,
> >>
> >> Everything went quiet.  Please let me know if you have been able to
> >> reproduce my situation, or if I'm the Lone Ranger.
> >>
> >> Murray
> >>
> >
> > No, we can not reproduce your problem. We can load these datasets even in
> > the public WiFi network, maybe you can give it a try this way.
> >
> >
> > Yuan
> >>
> >> ----- Original Message -----
> >> From: "Unidata IDV Support" <address@hidden>
> >> To: <address@hidden>
> >> Cc: <address@hidden>
> >> Sent: Wednesday, August 03, 2011 11:46 AM
> >> Subject: [IDV #PYH-734212]: Problem getting GFS data to load
> >>
> >>
> >> >> Yuan,
> >> >>
> >> >> To be precise, let me repeat the situation:
> >> >>
> >> >> Hangup occurs with GRIB2 file, apparently not with NetCDF.  The
> >> >> problem
> >> >> occurs at the very first step, ADD SOURCE, where it is too early to
> >> >> use
> >> >> striding or geographic limitation to reduce the loading (I think...am
> >> >> I
> >> >> wrong?).  A GRIB2 file of 28 kb seems to add successfully, but just
> >> >> about
> >> >> anything larger results in an endless loading process.
> >> >>
> >> >> Murray
> >> >
> >> > Hi Murray,
> >> >    There is nothing you can do if the problem is the speed of the
> >> > internet. When you adding the data in the first step, only very small
> >> > amount of data transfer over the internet.
> >> >
> >> >
> >> > Yuan
> >> >>
> >> >>
> >> >> ----- Original Message -----
> >> >> From: "Unidata IDV Support" <address@hidden>
> >> >> To: <address@hidden>
> >> >> Cc: <address@hidden>
> >> >> Sent: Tuesday, August 02, 2011 7:46 PM
> >> >> Subject: [IDV #PYH-734212]: Problem getting GFS data to load
> >> >>
> >> >>
> >> >> >> Dear ID Folks,
> >> >> >>
> >> >> >> I've previously tried to load HYCOM data, and got terribly bogged
> >> >> >> down
> >> >> >> in an endless load sequence.  Today, I've been trying to load data
> >> >> >> from
> >> >> >> DATA CHOOSERS > CATALOGS > UNIDATA IDD MODEL DATA > UCAR MOTHERLODE
> >> >> >>  >
> >> >> >> GLOBAL FORECAST SYSTEM MODEL > NCEP GFS GLOBAL 2.5 DEGREE > LATEST
> >> >> >> NCEP
> >> >> >> FTS GLOBAL 2.5 DEGREE ( I also tried GFS GLOBAL 2P5DEG 20110731
> >> >> >> 0600.GRIB2).
> >> >> >>
> >> >> >> The little download indicator in the bottom right corner of IDV
> >> >> >> indicates that it's working away, but after about 1.5 hours I gave
> >> >> >> up.
> >> >> >> I went into the GFS files system and downloaded directly a
> >> >> >> seemingly
> >> >> >> innocent 3 MB grib2 global grid and tried to load it into IDV and
> >> >> >> got
> >> >> >> the same results as with the catalog.  I downloaded a very much
> >> >> >> smaller
> >> >> >> CONUS grid named gfs_grb211.t06z.pgrbf00.grib2 (28 kb) and it does
> >> >> >> load
> >> >> >> and display in IDV.
> >> >> >>
> >> >> >> My version of IDV is 3.0b1, and I'm working on a plain vanilla
> >> >> >> Compaq
> >> >> >> laptop with Windows XP (including all updates).  Have you heard
> >> >> >> from
> >> >> >> anyone else out there who simply cannot load large GFS or HYCOM
> >> >> >> grib
> >> >> >> grids?  Are there any settings you know of that might help my
> >> >> >> system
> >> >> >> out?  Are there any general guidelines on how large a grib file can
> >> >> >> be
> >> >> >> before loading problems begin?
> >> >> >
> >> >> > Hi Murray,
> >> >> >    It sounds like the network connection issue to me, the general
> >> >> > guideline is to subset the data to limit
> >> >> > the size of the data transferring over the network. You can subset
> >> >> > the
> >> >> > region if you don't need to see the whole region, and you can also
> >> >> > apply
> >> >> > strike to either dimension, the same strike can be applied to the
> >> >> > time
> >> >> > dimension.
> >> >> >
> >> >> > Hope this can help.
> >> >> >
> >> >> >
> >> >> > Yuan
> >> >> >>
> >> >> >> Murray
> >> >> >>
> >> >> >> Murray Brown
> >> >> >> 1710 Washington St., Apt. B
> >> >> >> New Smyrna Beach, FL 32168
> >> >> >> United States of America
> >> >> >> 386.428.6367
> >> >> >> http://oceanexpert.org/viewMemberRecord.php?&memberID=242
> >> >> >>
> >> >> >>
> >> >> >
> >> >> >
> >> >> > Ticket Details
> >> >> > ===================
> >> >> > Ticket ID: PYH-734212
> >> >> > Department: Support IDV
> >> >> > Priority: Normal
> >> >> > Status: Closed
> >> >> >
> >> >>
> >> >>
> >> >
> >> >
> >> > Ticket Details
> >> > ===================
> >> > Ticket ID: PYH-734212
> >> > Department: Support IDV
> >> > Priority: Normal
> >> > Status: Closed
> >> >
> >>
> >>
> >
> >
> > Ticket Details
> > ===================
> > Ticket ID: PYH-734212
> > Department: Support IDV
> > Priority: Normal
> > Status: Closed
> >
> 
> 


Ticket Details
===================
Ticket ID: PYH-734212
Department: Support IDV
Priority: Normal
Status: Closed