Weilin Cong

When using `num_sampler=0` without multi-processing in sampling, another error raised ``` bash: line 1: 3309141 Bus error (core dumped) /home/ubuntu/pytorch-1-12-0/bin/python3 main_ssl.py --cf /tmp/graphstorm_train_script_ssl_config_gpu1.yaml --ip-config /tmp/ip_list_single_machine.txt --part-config /home/ubuntu/7days_fullgraph_constructed_without_node_feats/Cramer.json --verbose False Called...

> can you try `num_samplers=0`? https://github.com/awslabs/graphstorm/issues/314#issuecomment-1623781826 it gives another Bus Error issue without other informaiton

> is it an out-of-memory error? I was using `free -h` to check the memory before the error appears, it seems like there are still a large amount of free...

Thank you for carefully checking the code. For your first question, the `edge_index ` is constructed by edges that happens before the current timestep, I am not sure why it...

Hi, we have only tested it on Ubuntu system. The cython sampler part may not work in Windows.