StackOverflow said - rightly or wrongly - that one is always just running a
32-big JVM (Under Windows).

Lorenz suggested omitting convert_geo param which seemed to push it through.


On Thu, 15 Jul 2021 at 19:19, Andy Seaborne <[email protected]> wrote:

> -Xmx1000m is 1Gbytes - that's small.
>
> Are running a 32 bit java? There is a comment on StackOverflow comment
> saying you are. The maximum possible heap size is about 1.5G.
>
> In 32 bit mode, TDB can't cache in the same way. It will be slow.
>
> You also you dropped the -i (RDFS inference) which also reduces the
> memory footprint.
>
>      Andy
>
> System java for me:
> openjdk version "17-ea" 2021-09-14
> OpenJDK Runtime Environment (build 17-ea+19-Ubuntu-1ubuntu1)
> OpenJDK 64-Bit Server VM (build 17-ea+19-Ubuntu-1ubuntu1, mixed mode,
> sharing)
>
> Even Java8:
> openjdk version "1.8.0_292"
> OpenJDK Runtime Environment (build 1.8.0_292-8u292-b10-0ubuntu1-b10)
> OpenJDK 64-Bit Server VM (build 25.292-b10, mixed mode)
>
>
> On 15/07/2021 13:47, Matt Whitby wrote:
> > I tried it without the --convert_geo param, and with -Xmx1000m for the
> heap
> > size and that did seem to fix it.
> >
> > Thank you.
> >
> > java -jar -Xmx1000m jena-fuseki-geosparql-3.17.0.jar --tdb spatialdb2
> >
> >
> >
> >
> > On Thu, 15 Jul 2021 at 13:12, Lorenz Buehmann <
> > [email protected]> wrote:
> >
> >> 1.) do you need convert_geo param?
> >>
> >> 2.) Xss does increase the stack size, if you run out of memory you
> >> should increase Xmx to e.g. 4G or something depending on your machine.
> >> If the geospatial index has been generated I'm wondering what is done
> >> in-memory, so if you don't need the convert_geo option, you should omit
> >> it and try again
> >>
> >> On 15.07.21 13:28, Matt Whitby wrote:
> >>> Hi Andy, Lorenz..
> >>>
> >>> I tried the TDBLoader and it generated the indexes, etc.
> >>>
> >>> image.png
> >>>
> >>>
> >>> boot up geosparql with the tdb file and I run out of memory too.
> >>>
> >>> java -jar jena-fuseki-geosparql-3.17.0.jar --convert_geo --tdb
> >>> spatialdb2 -i
> >>>
> >>> /Exception in thread "main" java.lang.OutOfMemoryError: Java heap
> space/
> >>>
> >>> Now, I'm sure the solution is to add a param akin to *-Xss8m* to book
> >>> the JVM with more memory.
> >>>
> >>> java -jar *-Xss8m* jena-fuseki-geosparql-3.17.0.jar --convert_geo
> >>> --tdb spatialdb2
> >>>
> >>> Does this sound right to you?
> >>>
> >>>
> >>>
> >>> On Tue, 13 Jul 2021 at 22:09, Andy Seaborne <[email protected]
> >>> <mailto:[email protected]>> wrote:
> >>>
> >>>
> >>>
> >>>      On 13/07/2021 11:31, Matt Whitby wrote:
> >>>      > Morning all.
> >>>      >
> >>>      >
> >>>      > It's just on my laptop (though with 64gb of memory so more than
> >>>      enough I
> >>>      > would assume).
> >>>
> >>>      Unless you have changed something, it is using 16G.
> >>>
> >>>      However, it is not clear that it is a memory space issue.
> >>>
> >>>      >
> >>>      > The file is about 850mb, so not that big in the scheme of
> things.
> >>>      >
> >>>      > I don't see any log files.
> >>>
> >>>      They have been printed to stdout as shown. They can go elsewhere
> >>>      (it's
> >>>      log4j2).
> >>>
> >>>      >
> >>>      > The full stack trace is...
> >>>
> >>>      There was an Java Error (the code doesn't print it - an
> >>>      oversight). Out
> >>>      of memory is an error.
> >>>
> >>>      How long after the "DatasetOperations :: Reading RDF - Started -
> >>>      File:"
> >>>      output does it fail?
> >>>
> >>>      It is worth checking the file parses correctly. e.g. some encoding
> >>>      errors become Java "errors" in 3.17.0.
> >>>
> >>>       > 11:26:01 INFO  DatasetOperations :: In-Memory Dataset
> >>>
> >>>      That means there are multiple copies in-memory during loading.
> >>>      This does not explain using 16G.
> >>>
> >>>      But the database can be loaded using the TDB bulkloader separately
> >>>      from
> >>>      the server starting and then pass in the persistent database so
> >>>      the file
> >>>      does not have to be read each start-up.
> >>>
> >>>           Andy
> >>>      >
> >>>      > C:\Data\apache-jena-fuseki-3.17.0>java -jar
> >>>      > jena-fuseki-geosparql-3.17.0.jar --convert_geo -rf
> >>>      "nhle_spatial3.ttl" -i
> >>>      >
> >>>      > 11:26:01 INFO  Main            :: Arguments Received:
> >>>      [--convert_geo, -rf,
> >>>      > nhle_spatial3.ttl, -i]
> >>>      > 11:26:01 INFO  DatasetOperations :: Server Configuration:
> >> port=3030,
> >>>      > datsetName=ds, loopbackOnly=true, updateAllowed=false,
> >>>      inference=true,
> >>>      > applyDefaultGeometry=false, validateGeometryLiteral=false,
> >>>      > convertGeoPredicates=true, removeGeoPredicates=false,
> >>>      queryRewrite=true,
> >>>      > tdbFile=null,
> >>>      fileGraphFormats=[FileGraphFormat{rdfFile=nhle_spatial3.ttl,
> >>>      > graphName=, rdfFormat=Turtle/pretty}], fileGraphDelimiters=[],
> >>>      > indexEnabled=true, indexSizes=[-1, -1, -1], indexExpiries=[5000,
> >>>      5000,
> >>>      > 5000], spatialIndexFile=null, tdb2=false, help=false
> >>>      > 11:26:01 INFO  DatasetOperations :: In-Memory Dataset
> >>>      > 11:26:02 INFO  DatasetOperations :: Reading RDF - Started -
> File:
> >>>      > nhle_spatial3.ttl, Graph Name: , RDF Format: Turtle/pretty
> >>>      > 11:26:02 WARN  system          :: The ôSIS_DATAö environment
> >>>      variable is
> >>>      > not set.
> >>>      > Exception in thread "main"
> >>>      org.apache.jena.sparql.JenaTransactionException:
> >>>      > Write transaction - no commit or abort before end()
> >>>      >          at
> >>>      >
> >>>
> >>
>  
> org.apache.jena.sparql.core.TransactionalLock.error(TransactionalLock.java:179)
> >>>      >          at
> >>>      >
> >>>
> >>
>  org.apache.jena.sparql.core.TransactionalLock.end(TransactionalLock.java:162)
> >>>      >          at
> >>>      >
> >>>
> >>
>  org.apache.jena.sparql.core.DatasetGraphMap.end(DatasetGraphMap.java:80)
> >>>      >          at
> >>>      org.apache.jena.sparql.core.DatasetImpl.end(DatasetImpl.java:164)
> >>>      >          at
> >>>      >
> >>>
> >>
>  
> org.apache.jena.fuseki.geosparql.DatasetOperations.loadData(DatasetOperations.java:170)
> >>>      >          at
> >>>      >
> >>>
> >>
>  
> org.apache.jena.fuseki.geosparql.DatasetOperations.setup(DatasetOperations.java:68)
> >>>      >          at
> >> org.apache.jena.fuseki.geosparql.Main.main(Main.java:64)
> >>>      >
> >>>      >
> >>>      >
> >>>      >
> >>>      > On Mon, 12 Jul 2021 at 20:32, Andy Seaborne <[email protected]
> >>>      <mailto:[email protected]>> wrote:
> >>>      >
> >>>      >> There would have been more logging and more stack trace
> >>>      >>
> >>>      >> but it looks like you are loading all the data into memory
> >>>      >> Did it log "In-Memory Dataset"?
> >>>      >>
> >>>      >> How big is nhle_spatial5.ttl? How big is the machine it is
> >>>      running on?
> >>>      >>
> >>>      >>       Andy
> >>>      >>
> >>>      >> On 12/07/2021 14:44, Matt Whitby wrote:
> >>>      >>> Good afternoon all.
> >>>      >>>
> >>>      >>> I've been trying to import a TTL file into GeoSparql.  It's
> >>>      worked fine
> >>>      >> for
> >>>      >>> smaller datasets, but now they're getting bigger (the
> >>>      production one
> >>>      >> would
> >>>      >>> be about 900mb) I'm getting an error.
> >>>      >>>
> >>>      >>> java -jar jena-fuseki-geosparql-3.17.0.jar --convert_geo -rf
> >>>      >>> "nhle_spatial5.ttl" -i
> >>>      >>>
> >>>      >>> Error:
> >>>      >>>
> >>>      >>> Reading RDF - Started - File: nhle_spatial5.ttl, Graph Name: ,
> >> RDF
> >>>      >> Format:
> >>>      >>> Turtle/pretty
> >>>      >>> Exception in thread "main"
> >>>      >> org.apache.jena.sparql.JenaTransactionException:
> >>>      >>> Write transaction - no commit or abort before end()
> >>>      >>>    at
> >>>      >>>
> >>>      >>
> >>>
> >>
>  
> org.apache.jena.sparql.core.TransactionalLock.error(TransactionalLock.java:179)
> >>>      >>>
> >>>      >>> Might I be correct in thinking it's a size issue?
> >>>      >>>
> >>>      >>>
> >>>      >>> Kind Regards,
> >>>      >>> M
> >>>      >>>
> >>>      >>
> >>>      >
> >>>      >
> >>>
> >>>
> >>>
> >>> --
> >>> Matt
> >>> Southend. Essex, England
> >>>
> >>> Guff follows....
> >>>
> >>> Me: http://www.about.me/matt.whitby <http://www.about.me/matt.whitby>
> >>>
> >>>
> >>> Photography: http://www.whitbyphoto.com <http://www.whitbyphoto.com/>
> >>>
> >>>
> >>> Travels: http://www.whitbyadventures.com
> >>> <http://www.whitbyadventures.com/>
> >>>
> >>>
> >>> Music: http://www.last.fm/user/MattWhitby
> >>> <http://www.last.fm/user/MattWhitby/%3C/a%3E>
> >>>
> >>>
> >>> Reading: https://www.goodreads.com/user_challenges/19398505
> >>> <https://www.goodreads.com/user_challenges/19398505>
> >>>
> >>>
> >>> Development: https://www.hackerrank.com/matt_whitby
> >>> <https://www.hackerrank.com/matt_whitby>
> >>>
> >>
> >
> >
>


-- 
Matt
Southend. Essex, England

Guff follows....

Me: http://www.about.me/matt.whitby


Photography: http://www.whitbyphoto.com


Travels: http://www.whitbyadventures.com


Music: http://www.last.fm/user/MattWhitby
<http://www.last.fm/user/MattWhitby/%3C/a%3E>


Reading: https://www.goodreads.com/user_challenges/19398505


Development: https://www.hackerrank.com/matt_whitby

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