[mkgmap-dev] Memory problems since 1245

Mon Oct 5 16:51:28 BST 2009

generate-sea doesn't work very well.
runtime can change from 1-3min per tile to 3-4hours. And I guess  
memory too. but didn't compare since the runtime problem was too much  
to continue.

On 5 Oct 2009, at 24:52 , Du Plessis, Bennie wrote:

> Hi,
>
> I don’t know where to post a ticket, but I’m sure you’ll tell me if  
> it’s the wrong forum.
>
> Since version 1245 I had to increase the memory size in the MkGMap  
> command line
>  and the virtual memory of my machine to get mkGMap to work.
> (1245 was the last version I could get to work, but with the –index  
> switch off)
>
> What am I doing wrong or is my hardware just too small?
>
> Did anyone else experience a large increase in memory resource usage  
> since MDR & indexing was introduced?
>
> I have not been able to test the results of the new dev around  
> indexing yet, because I am not able to compile a map
> to send mapsource. It takes 3 hours to compile with these errors, so  
> I can barely run 2 tries per night.
> If someone can save me time with some tips, I will sincerely  
> appreciate it.
>
> java -ea -Xmx1300M -jar mkgmap-mdr-r1257.jar (if I increase Xmx java  
> cannot create VM (whoever that is))
>  --name-tag-list=name:af,name
>  --route --remove-short-arcs
>  --road-name-pois (I need this to search streets on device, but I  
> can remove it & build a separate map for the device if is the cause  
> of the problem)
>  --tdbfile
>  --style-file=MyStyle
>  --description=01000000
>  --product-id=0001
>  --overview-mapname=SdAf1T1246 (should have been 1257 this time, but  
> will not have an effect)
>  --mapname=10000000
>  --family-name=GeoSdAf1T1246 (should have been 1257 this time, but  
> will not have an effect
>  --family-id=0001
>  --Region-name="SARegion"
>  --generate-sea
>  --ignore-osm-bounds   (If I don’t use this the land & sea is  
> reversed)
>  --index
>  --gmapsupp
>  10000000.osm.gz  (29 MB -1644587,605843 to -885464,1677722#       :  
> -35.289,12.99998 to -19,36 I can reduce this, but reluctantly)
>
> SdAf1T1246_mdr.img gets made; .mdx not; 10000000.img gets made;  
> gmapsupp not
>
> Acer travelmate 4202WLMi
> Intel Core Duo processor T2300
> 1.66 Ghz; 667Mhz FSB; 2MB L2 Cache
> 2 x 512DDR2 (Support dual channel)
> Windows XP Home
> Virtual memory Max size 5000 MB (increased to this point to try)
>             Initial size 1524 MB
>
>
> Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException:  
> -68
>         at java.util.ArrayList.get(Unknown Source)
>         at uk.me.parabola.imgfmt.sys.BlockTable.physFromLogical 
> (BlockTable.java:
> 112)
>         at uk.me.parabola.imgfmt.sys.Dirent.getPhysicalBlock 
> (Dirent.java:262)
>         at uk.me.parabola.imgfmt.sys.FileNode.read(FileNode.java:156)
>         at uk.me.parabola.imgfmt.app.BufferedImgFileReader.fillBuffer 
> (BufferedIm
> gFileReader.java:256)
>         at uk.me.parabola.imgfmt.app.BufferedImgFileReader.get 
> (BufferedImgFileRe
> ader.java:86)
>         at uk.me.parabola.imgfmt.app.BufferedImgFileReader.getChar 
> (BufferedImgFi
> leReader.java:103)
>         at uk.me.parabola.imgfmt.app.trergn.RGNFileReader 
> $RgnOffsets.<init>(RGNF
> ileReader.java:227)
>         at uk.me.parabola.imgfmt.app.trergn.RGNFileReader 
> $RgnOffsets.<init>(RGNF
> ileReader.java:196)
>         at uk.me.parabola.imgfmt.app.trergn.RGNFileReader.getOffsets 
> (RGNFileRead
> er.java:185)
>         at  
> uk.me.parabola.imgfmt.app.trergn.RGNFileReader.pointsForSubdiv(RGNFil
> eReader.java:70)
>         at uk.me.parabola.imgfmt.app.map.MapReader.pointsForLevel 
> (MapReader.java
> :93)
>         at uk.me.parabola.mkgmap.combiners.MdrBuilder.addPoints 
> (MdrBuilder.java:
> 156)
>         at uk.me.parabola.mkgmap.combiners.MdrBuilder.onMapEnd 
> (MdrBuilder.java:1
> 09)
>         at uk.me.parabola.mkgmap.main.Main.endOptions(Main.java:358)
>         at uk.me.parabola.mkgmap.CommandArgsReader.readArgs 
> (CommandArgsReader.ja
> va:124)
>         at uk.me.parabola.mkgmap.main.Main.main(Main.java:121)
>
>
> If you could not tell by now: I have no IT savvy so laymans terms &  
> patience required ;-\
> BennieD
>
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