Questions tagged [memory-management]
Questions related to memory consumption. This refers to both RAM (Random Access Memory) usage and hard drive space.
48
questions with no upvoted or accepted answers
4
votes
0answers
616 views
Why is there slowdown on a high poly mesh in edit mode when all faces are hidden?
I've been wondering this for years now, so I'm working on a high poly mesh and I've hidden all but 50,000 vertices, there's a fair bit of slowdown and I kind of get that but even if you hide ...
3
votes
0answers
387 views
.blend file size much larger after OpenGL Render
I am working on a detailed dialogue scene that is 600 mb. It is a very complex scene, with each part in single layers. I know that is a very big file size, but what my machine can handle it. What ...
2
votes
0answers
223 views
Garbage collection in Blender leaks memory
I'm working on an iterative process for optimizing the placement of some objects. This iterative process seems to leak the memory (I use numpy matrices). I do destruct the lists and matrices after ...
2
votes
0answers
397 views
Why does Blender use so much RAM for a mesh?
I'm noticing when loading a 250mb OBJ file (high resolution mesh), Blender goes from 89mb RAM to around 2.1gb. Loading the same mesh in Preview.app uses around 300mb.
Why is that? Is there a way to ...
2
votes
0answers
933 views
Finding out what makes your file size big?
Is there a way to see exactly which objects/textures/etc in my scene take up the most memory? My scenes often get rather big, bigger than I feel they should be, and rendering them obviously then tends ...
2
votes
0answers
585 views
Is there an easy way to see what is consuming the most memory?
Is there an easy way to see what is consuming the most memory?
For example:
-Objects / Object data
-Textures
-Lighting
-Particle Systems
-Material duplicates
-Caches
-Anything else that can cause ...
2
votes
0answers
250 views
What method is more efficient for making duplicate of an object: mirror it with modifier or instancing it?
I wonder what method i should use for making copies of original object, what is more memory/render efficient: mirror my object with modifies - "Array" or "Mirror" or instancing my object with Alt+D?
2
votes
0answers
275 views
How to retrieve context after a outliner.orphans_purge()
I've got a script that joins several object into one at every frame and then do several operations on the duplicated object.
However, I know that when a object is deleted in blender, meshes are ...
2
votes
0answers
594 views
Can Cycles CUDA utilize more than 2GB of VRAM?
I'm trying to make a render with dual Titan X's, they have 12GB of VRAM each. If I ramp the tile size up it eventually slows down seemingly due to hitting a 2GB cap?
Is there a way to have the ...
2
votes
0answers
238 views
Not enough RAM for baking particles
Faced with such a problem - there is a system of particles in settings exposed saving cache to disk next to the file. Also, 400 frame animation of the object. The problem is that baking stops at 100 ...
1
vote
0answers
9 views
Efficient rendering of animated urban scene (using LiDAR point cloud)
I have a colourized aerial laser scan of a municipality that I would like to render in an animation. Below is an example I created for a small subsection:
https://drive.google.com/file/d/...
1
vote
0answers
21 views
How do I fix the Cuda out of memory?
I just created a scene in blender with some 3d models, but when I tried to render it, I just got the error
Cuda: out of memory.
The scene is really small, just 5 models, which are not high quality. I ...
1
vote
0answers
38 views
Blender crashing on memory usage problems? Results of several tests
I need to produce images of a certain minimum size (1000kb) when written to disk as a jpg file. for images that are not big enough, I am attempting to increase their size to the minimum by increasing ...
1
vote
0answers
138 views
is it possible to limit texture resolution by distance?
I know in the simplify tab you can set a reduced texture size for all of the scene, but is it possible to reduce the texture size in vram based on distance from the camera?
For example I have a 2km ...
1
vote
0answers
23 views
bpy.ops.object.scale_clear(clear_delta=false) (the alt-s command in 3d view) lowers ram usage?
One of my projects has a script that creates thousands of objects every time it runs and even though it deleted the old objects there's still a ram build-up over time. For example, just now it hit ...
1
vote
0answers
177 views
Same scene 1 GPU = OK, 2 GPUs = Out of memory?
Strange, strange problem this one.
Intro:
I had cycles with these 2 GPU + CPU working well for renders.
Then, after some time, I took the 750ti out and continued working with only the 1070ti + CPU ...
1
vote
0answers
120 views
Blender Out Of Memory and Crashing
I'm trying to create a mountain scene in Blender and when i started adding some bump mapping blender started absolutely eating up RAM (quickly shooting up to the 8GB I have) and then running out of ...
1
vote
0answers
134 views
Full render in one tile - solution for lack of memory?
I created super complicated scene using 8gb out of 6gb of vram. On the way of trying to reduce memory usage I saw many times my gpu rendering only one tile, with all samples, and skipping rest of the ...
1
vote
0answers
195 views
I “run out of application memory” when trying to render a scene
I spent a long time designing a scene which involves 5 particle systems (no more than 1000 particles in each), and now I would like to render it.
Unfortunately, I invariably get this error message ...
1
vote
0answers
314 views
How do I get blender to leverage all the memory I have?
There are probably so many noob-facets to this question that it's not even funny. Basically I've never fully understood memory usage, despite being a professional digital artist for many years.
In ...
1
vote
0answers
129 views
What are the memory readouts referring to?
There are two sets of memory readouts I'm puzzled by. I need a better explanation of what they mean.
One is in the Info Window and says something like Mem:119.14M(9.99M)
One is with the render output ...
1
vote
0answers
390 views
render 1 Frame of Big Buck Bunny fails
Im trying to render a single frame of BigBuckBunny with blender 2.72b on linux.
I downloaded all the files needed (2d blender files + http://graphicall.org/bbb/index.php )
Now I want to render a ...
0
votes
0answers
15 views
Blender freezes for 30 seconds every time I click
I wrote one question about its limits. Blender was being cute hahaha. Still, after that scene, Blender is being a pain. I am dealing with the blue dial every click, it last for about 30 seconds, it ...
0
votes
1answer
21 views
RAM Usage in VSE
I've just rendered a video in the VSE, and the output is 14.8 MB. When I use the option to "Prefetch frames" with Proxy Render Size set to Scene render size, or even "No proxy, full ...
0
votes
0answers
32 views
Blenders Actual Limit?
Curious as to where the limit is on Blender so I quit freezing it up. I have 2.83 and I have reached the limits of Blender many times but I do not know the exact limits so I can skirt the edge. So I ...
0
votes
0answers
15 views
Using blender in Linux causes my ram to fill up
I've been monitoring my computer's performance while working on Blender. I'm currently on 2.82a. My machine is running Linux Mint 19.3.
I'm currently rigging a model. While working on texture paint, ...
0
votes
0answers
14 views
Constrainted objects displaced during rendering animation
Faced the following problem. When I've rendered an animation, some details were not where they should be according to the timeframe. This problem occurs only when rendering an animation (3 problematic ...
0
votes
0answers
14 views
Does applying the (displace) modifier have anything to do with memory usage?
Does applying the (displace) modifier have anything to do with memory usage? I'm having problems with my large scene which consumes all my 8GB of RAM but have a lot of objects with unapplied displace ...
0
votes
0answers
29 views
How to free memory?
I'm maxing my laptop memory very quickly with some of my .blend that comes from work (where I have 64Gb of Ram). Blender is slow and freezing a lot, this is almost unberable to work in this condition, ...
0
votes
0answers
63 views
File keeps getting a “Not Responding” error whenever I open a file
I'm pretty new to Blender so I am not quite sure what is happening but whenever I open this specific file, the program crashes. I've looked it up and I've seen it could be a memory error but if it is ...
0
votes
0answers
53 views
Multiple Grease Pencil objects makes Blender lag and eventually crash
I'm trying to make my first 2D animation with grease pencil.
I drew a walk animation of my character frame by frame, about 257 frames, then I duplicate it as object, change location and direction and ...
0
votes
0answers
25 views
Blender-kit add-on / chocofur-addon, why memory issues?
I have installed blenderkit and chocofur add-ons and I am trying to find out why the memory is massively used up in MB. Such as a cube with 1 texture from blenderkit = 100+MB, then when deleted by ...
0
votes
0answers
24 views
Why does Movie Clip Editor use so much memory?
What's the reason behind blenders intensive use of memory when it comes to video editing/tracking?
I'm using Blender 2.8 and currently have a ~15 second clip loaded (@50fps, 3840x2160, 99779kbps, ...
0
votes
0answers
170 views
Cycles - Memory is not being freed
Blender 2.8 Cycles - Memory is not freed after using Z -> "Lookdev" or "Rendered".
It seems like the data is staying in memory, even when switching back to Wireframe mode.
This causes problems when ...
0
votes
0answers
74 views
Is my hardware what's causing Eevee not to render?
I've been using Blender 2.79 for a few weeks and just upgraded to 2.8. I want to try out a bunch of new tutorials using Eevee but it looks like I might not have a powerful enough computer. I've been ...
0
votes
0answers
29 views
Memory requirement /management for blender
I was trying to open a large scene (970mb) OBJ file in blender and it sucked all 16gb of my ram and crashed. I figure I need to increase my ram (thinking 64gb once the 3900x is back in stock) but in ...
0
votes
0answers
58 views
Sharing of host memory between GPU and CPU. Is this implemented and working in 2.80?
Does anyone know if sharing of host memory between GPU and CPU for rendering has been implemented and/or working in 2.80?
Thanks.
0
votes
0answers
62 views
How can I stop my Blender script from eating my entire computer's memory?
I'm working on a project that loads a bunch of 3D models (around 100 models) into a scene, exports a render, then deletes all the models and loads in 100 fresh models into a new scene, then dumps them,...
0
votes
0answers
236 views
Blender eats up all memory and crashes upon simple small texture
So this one is really infuriating me as I cannot figure it out. I've created a terrain with textures and a skybox in layer 1 just fine and all looks well. It's also very responsive and works great, ...
0
votes
0answers
38 views
System priorities for a good value set-up
Hi This is my first post as a newbie on this forum, so forgive me if I get any of the rules wrong. I'm a film maker who's just packed in the day job with ambitions to make a micro-budget feature film ...
0
votes
0answers
28 views
Issues at both little and large scales, not understanding the render
I have serious trouble understanding this:
1.- When i work on my project, im building a house into a mountain but "walk mode" seems to tell me that my project is very little, as I cannot walk into ...
0
votes
2answers
405 views
Game Engine: Can I load objects and scenes into memory?
Is there an option to load objects/scenes I want to memory to prevent lags? I don't want to let all objects spawn to buffer them or other tricks. How can I do this? And is it possible to remove them ...
0
votes
0answers
63 views
Basic Cycles memory usage @98%?
I have a scene that sometimes crashes for CUDA errors (out of memory). So I put all elements on separate layers to figure out in rendered view which was the culprit.
Turns out, even if I have only ...
0
votes
0answers
634 views
Growing memory usage when rendering animation
I'm using Blender 2.77a with Windows 10 64 bit on a 8 GB RAM PC and AMD R9 390 graphic card with driver 16.4.1.
When GPU rendering a very simple animation (350 faces, 150 frames, single PNG files) ...
0
votes
1answer
370 views
Blender very laggy
So I have an MSI GeForce Gtx 1080Ti 11Gb and an Intel i7 7820X but when I open up a scene in blender and try to pan around in solid mode and when I try to preview the animation it only plays at 1 fps ...
0
votes
2answers
279 views
Cycles/ CUDA out of memory (sometimes)
like many other posts, I am getting CUDA error: out of memory when I am rendering out many images for an animation.
But- when I close Blender, and restart the rendering process from the stopped image,...
0
votes
1answer
162 views
Blender running out of memory in renders, but having no problem in previews
I am dealing with problem of... Out of memory in cuMemAlloc(&device_pointer, size)
Even though settings are the same in render mode and preview mode I have never encountered this issue in the ...
0
votes
1answer
3k views
Limit Blender RAM usage?
So Blender started crashing whenever I bake fluid for no reason (I mean no reason, discussion here). I'm thinking maybe reducing the amount of RAM it uses could help, but I can't figure out how to ...
