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[LDM #TUJ-934701]: Multiple Feed

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  • Subject: [LDM #TUJ-934701]: Multiple Feed
  • Date: Mon, 20 May 2013 12:50:48 -0600
Leo,

Did you not receive the following?

> Leo,
> 
> If I understand correctly, then the solution is simple. You want Test to
> receive all radar data from your production LDM and a smaller subset of
> data from the NWS LDM. This is most easily done by having a single LDM on
> Test request the appropriate data from your production LDM and from the NWS
> ldm. The product-queue module used by the downstream LDM-s on Test will not
> allow a data-product to be written into the product-queue if it's already
> there; consequently, the duplicate products in the two feeds will be
> automatically eliminated.
> 
> Regards,
> Steven Emmerson
> Software Developer
> Unidata Program Center
> University Corporation for Atmospheric Research
> 
> 
> address@hidden> wrote:
> 
> > New Ticket: Multiple Feed
> >
> > Full Name: Leo Rivard
> > Email Address: address@hidden
> > Organization: Air Force Weather Agency
> > Package Version:
> > Operating System:
> > Hardware:
> > Description of problem:
> >
> > AFWA has 100 Mbit/sec line from NWS, so while we have a full Level 2 and
> > Level 3 radar data pull for Production from their LDM server, we only
> > have the bandwidth to pull a very small subset for test.  This does not
> > give us a good test environment to test performance of pulling a full
> > load from NWS.
> >
> > One option I was asked about is to continue pulling the small subset from
> > NWS into Test and use the AFWA Production LDM to feed a full load of radar
> > data into Test at the same time.  I see several challenges with this if
> > we use the same Test LDM server, such as duplicate data (which would mess
> > up Gibson Ridge).  It seems that we would need two LDM servers on Test,
> > one to handle the NWS feed and one for the Production feed.  We would
> > also need two sets of output directories for the radar data, as well as
> > potentially two sets of web servers to access the two sets of directories.
> >
> > Please let me know if this makes sense and if the option is feasible and
> > reasonable to manage.  If there are other options, I would like to hear
> > about them as well.
> >
> >
> >
> > Ticket Details
> > ===================
> > Ticket ID: TUJ-934701
> > Department: Support LDM
> > Priority: Normal
> > Status: Open
> > Link:
> > https://www.unidata.ucar.edu/esupport/staff/index.php?_m=tickets&_a=viewticket&ticketid=22084
> >
> >
> 
> 

Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: TUJ-934701
Department: Support LDM
Priority: Normal
Status: Closed