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CPU and virtual memory surge when arrayfire calls the setbackend function during use #3673
Description
Description
CPU memory：8GB
GPU：nvidia Quadro p2200 5GB
System：windows
Driver version: CUDA 11.6
Phenomenon：Virtual memory has surged by 20 times compared to before using arrayfire-cuda, and CPU memory has surged by about 2 times；And there is a crash phenomenon during the program running process；
Can you help me explain the reason for this situation and how to solve this problem
Reproducible Code
System Information
ArrayFire Version:
Device:
Operating System:
Driver version:
Checklist
- I have read timing ArrayFire
Activity
edwinsolisf commentedon Jun 30, 2025
Could you set these environment variables:
AF_TRACE=allandAF_PRINT_ERRORS=1and show what's the output before your calls to change backend?