Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-03-13 Thread Micha Silver
Hello Patrick: Which desktop manager are you using? Some months ago,I reinstalled my buster machine with the default Gnome, and found, like you, repeated crashed of QGIS in all kinds of unrelated situations. After trying many updates, recreating

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-03-12 Thread Patrick Dunford
In the last few weeks I have been doing a lot of testing with various test environments. At the moment I can't replicate the problem.There seem to be no issues with 3.4.15, 3.10 or 3.12 On 2/02/20 5:25 am, Jonathan Moules wrote: Hi Patrick, I'd suggest reporting this to the QGIS bug tracker

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-02-12 Thread Jeff Hubbs
Your understanding is essentially correct for most anything you will likely encounter. Apps don't know or care about the memory implementation that the operating system makes available. On 2/12/20 7:35 AM, Patrick Dunford wrote: The assumption for me is that the operating system, in theory,

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-02-12 Thread Patrick Dunford
Hi there Due to imminent deadlines on a project I was working on, I had to leave the issue and just press on with a VM running an older version. I am currently building some test VMs and projects and hope to log this issue in the bug tracker in the next few days. On 2/02/20 5:25 am, Jonatha

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-02-12 Thread Patrick Dunford
Sorry I don't know enough about virtual memory implementation to comment. The only software I am sufficiently familiar with from experience is Gimp, which has the setting where you can specify the size of the tile cache. So for example I have a tile cache set to 200 GB. It starts with physical

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-02-01 Thread Jonathan Moules
Hi Patrick, I'd suggest reporting this to the QGIS bug tracker as a regression. Cheers, Jonathan On 2020-02-01 07:20, Patrick Dunford wrote: Further investigation and comment Since recently installing Qgis 3.4.15 or 3.4.14 on some of my computers running Debian 10, I immediately began to se

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-01-31 Thread Patrick Dunford
Further investigation and comment Since recently installing Qgis 3.4.15 or 3.4.14 on some of my computers running Debian 10, I immediately began to see a trend of the software exhibiting an increased tendency to crash when working with certain WMTS layers that I had previously worked with exte

Re: [Qgis-user] Qgis crashes while loading WMTS layers

2020-01-26 Thread Bo Victor Thomsen
Hi Patrick - Swap space is an internal component the underlying operating system (OS) uses for handling memory request that exceeds the ram resources of the computer. A normal user program like QGIS has no "knowledge" about this facility and can't directly manipulate the swap system. As Jona

[Qgis-user] Qgis crashes while loading WMTS layers

2020-01-26 Thread Patrick Dunford
Good day to all. Not so long ago I wrote a post about issues handling large numbers of raster files. This results from what appears to be an architectural design limitation of Qgis in that it only has enough resources available for a certain (unknown) number of raster layers and does not have