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[IDV #NGF-484691]: split imageSeq ADDE-request in multiple singleBand requests

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  • Subject: [IDV #NGF-484691]: split imageSeq ADDE-request in multiple singleBand requests
  • Date: Fri, 05 Mar 2010 12:48:37 -0700
Hi Tyn-

> For some reason my MODIS ADDE-requests on our local server no longer show 
> this correctly working. In the past, the # of modlaget-server processes was 
> the same as the # of Data threads i specified in the  Formats&Data tab of the 
> Preferences. Now i always see just one process.

We took out the parallel reading to fix your last bug report. ;-)  I'll look 
into it again.

> One last question (and then i'll never bring up the subject again :-) ):

I'll answer this from the other support ticket.

> 
> A bit of hack, but would this be a possibility to support pixel-specific 
> errors?
> 
> 
> 
> sampleToReal(FieldImpl grid,FieldImpl grid error-estimate, LatLonPoint point, 
> int samplingMode, int errorMode)
> 
> 
> 
> Which would override the standard variance associated with a singleBand. This 
> since I need something on the short term for just sampleToReal. We are still 
> exploring the long-term solution (FieldImpl with Reals) for all functions to 
> support pixel-specific errors…
> 
> Cheers, Tyn
> 
> +31 6 290 72 718
> 
> Op Mar 5, 2010 om 0:27 heeft "Unidata IDV Support" 
> <address@hidden<mailto:address@hidden>> het volgende geschreven:\
> 
> Hi Tyn-
> 
> Full Name: Valentijn Venus
> Email Address: <mailto:address@hidden> address@hidden<mailto:address@hidden>
> Organization: ITC
> Package Version: 2.9a1 build date:2010-02-26 08:10 UTC
> Operating System: Linux
> Hardware: Java: home: /usr/local/lib/jvm/jre1.6.0_18 version: 1.6.0_18-ea 
> j3d:1.5.1 fcs (build6)
> Description of problem:
> 
> Hi-
> 
> I recall IDV was splitting up imageSeq ADDE-requests in multiple
> singleBanded requests to optimize data access speeds.
> 
> ADDE image data requests are always per image.  Previously they were 
> serialized.
> 
> The number of Data
> Threads one could set in the preferences. Has this feature been removed,
> and if so can we enable this again using an add-on ?
> 
> It's under the Formats&Data tab of the Preferences as the Thread Count for 
> Data Reading.
> 
> Don
> 
> 
> 
> Ticket Details
> ===================
> Ticket ID: NGF-484691
> Department: Support IDV
> Priority: Normal
> Status: Open
> 
> 
> Faculty of Geo-Information Science and Earth Observation (ITC)
> University of Twente
> 
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Ticket Details
===================
Ticket ID: NGF-484691
Department: Support IDV
Priority: Normal
Status: Open