Questions tagged [memory]
memory is the process in which information is encoded, stored, and retrieved.
147 questions
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Most efficient way to vectorize rasters and do analyses without saving the vectors?
I have a large number of rasters (ca. 6000) representing species distributions that I would need to vectorize, to then do some analyses on the vectors in GRASS GIS. I would need to calculate the ...
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Earth Engine Error when exporting results of mapped reducers: Execution failed; out of memory
I am trying to do a couple of emissions calculations using functions that reduce imagery over a large number of features. I imported a land cover image collection and reclassified it into 4 classes. ...
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Creating buffers for big MultiPolygon without out-of-memory crash in QGIS
I have a vector layer with a multipolygon with over a million single polygons (houses). I need to create a 1km and a 2km buffer around it. When I use Vector geometry - Multi-ring buffer my machine ...
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QGIS - Memory Error when merging large raster file
I want to merge 2 large raster files (7GB+8GB)
I got error messages, with a final
Unable to allocate 14.2 GiB for an array with shape (53701, 35412) and data type int64
I already manage to generate ...
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How to free RAM in my QGIS processing script
My PyQGIS script is designed to work on a set of roads, it uses a nested for loop to iterate through each road, prepare a raster based on the line segment's bounds, place points along the line segment,...
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EEException: User memory limit exceeded calculating seasonal NDVI over 40 years
I am new to GEE and definitely not an expert in Python. I have been trying to navigate the memory exceeded error here for processing 40 years of EVI images where each year is aggregated into hurricane ...
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Memory management in PyQGIS during loop
I have a issue about memory management in PyQGIS during loop.
I'm writing a code where there is a while loop.
During the operatione inside the loop that are almost the same,I noticed that the ...
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Re-writing FeatureLayer to memory causes ArcGIS Pro to Crash [closed]
I am working with Jupyter notebooks in ArcGIS Pro and would like to write some Feature layers to memory to speed up my operation. Currently it is taking roughly 24 hours. I have to emphasize it is ...
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Networkx memory usage on steiner tree algorithm in QGIS
I'm trying to run a steiner tree for some points on a road using networkx by a simply script in QGIS. It's my first experience with this library.
The data are shapefiles and are composed as follows:
...
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GEE, Error generating chart: User memory limit exceeded
I want to make a scatter plot between a list of NDVI values and LST values. I've tried it all. I think is a lack of best practices in my code.
Here's my script:
var LST = ee.ImageCollection("...
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PyQGIS load a geopackage layer into memory
I am developing a QGIS plugin. Part of the plugin generates some memory layers that the user interacts with. When the user is done with the project session, there is a button to save the memory ...
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Determining adjacency across elements in a GeoPandas GeoDataFrame
Main question
What is an efficient (i.e., good balance of memory & processing time) way to compute adjacency using a GeoPandas GeoDataFrame?
For my the rest of my question, I'll focus on the case ...
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GEOSException: bad allocation when using pygeos geopandas buffer
I am running python 3.10 through Spyder with geopandas 0.12.0, geos 3.11.0 and pygeos 0.13.
I am trying to buffer a shapefile containing lines. I have used this script on a similar dataset before and ...
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QField - application size and hidden data
I am collecting some data using QField in Ethiopia. Usually, I am collecting points (.shp) with photos (text field with link to the photo/attachment).
I accidentally deleted the DCIM folder. However, ...
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Deleting qgis setup.exe from download folder
I need to clean up the download folder in order to liberate space in C drive, but I have realised that the file qgis setup.exe is in this folder.
Can I delete the qgis setup.exe file from the download ...
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