[gdal-dev] Ogrinfo , ogr2ogr file size limits

Joaquim Manuel Freire Luís jluis at ualg.pt
Tue May 17 02:53:06 PDT 2022


xtf is the extension by a format of sidescan sonar data.

This one was picked randomly from a google search
https://www.usna.edu/Users/oceano/pguth/md_help/html/sidescan.htm

From: gdal-dev <gdal-dev-bounces at lists.osgeo.org> On Behalf Of Even Rouault
Sent: Tuesday, May 17, 2022 10:43 AM
To: Gonzalez Velasquez, Frando Alexis <fagonzalezv at indracompany.com>; gdal-dev at lists.osgeo.org
Cc: Serrano Granados, Yency <yserrano at indracompany.com>
Subject: Re: [gdal-dev] Ogrinfo , ogr2ogr file size limits


Frando,

The .xtf extension doens't ring a bell to me. Which OGR driver recognizes such file ? (remove the -q option and look at the beginning of the report of ogrinfo), and what is your GDAL version ?

Most OGR drivers work in streaming mode and can handle arbitrary big files, but a few ones have no other choice than ingesting the whole file, in which case there's no workaround apart splitting the file with other tools or buy more RAM

Even
Le 17/05/2022 à 04:21, Gonzalez Velasquez, Frando Alexis a écrit :
Hi dev team!

I am writing to inquire about big files problem,

We are using the ogrinfo and ogr2ogr executables over small files with success (1 gb max)  but with 10 gb files we are experiencing memory problems and and it does not work, is there a file size limit? And if there is a size limit, is there any strategy to handle this problema and process big files with success ?

For example:

ogrinfo -q -so C:\\tmp\\file.xtf

When file is 1Gb success ; but when  the file is 10gb size the process fails.


Any advice would be appreciated, thanks.



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