[OpenMap Users] help eliminating RPF 'load' time

From: Leah Wong <lwong@iswsolutions.com>
Date: Tue May 18 2004 - 11:46:08 EDT

Greetings,

 

I am seeing a long delay for OpenMap to initialize the RPF layer. We have
approximately 17Gig of CIB1, CIB5, CIB10 all the way to GNC data for one
country. The RPF layer takes approximately 10 minutes to 'load' although
the initial scale is at full world (thus no RPF should be displayed yet).

 

Our map files are stored on a network. There are a few things we have tried
to increase performance. First we tried making one 'master' A.TOC file for
all the directories. The performance boost here was nominal. Then we
generated the 'master' A.TOC file locally on the client. This netted us a
noticeable performance increase. However, that is not a practical solution
for our situation.

 

Are there any property file changes I can make? Something that would do
lazy loading so the user doesn't take the initial performance hit up front?
Are there recommendations as to how to build paths, A.TOC files, etc?

 

Sincerely,

Leah Wong

 

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Received on Tue May 18 12:02:33 2004

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