6. FAQ
Q1: "Cannot malloc bpu memory with length xxxx bytes: AllocError { len: xxxx}"

A: Confirm that the memory mode was switched successfully.
# Use balanced mode
/usr/hobot/bin/hb_switch_ion.sh balanced
# Reboot to apply
reboot
Q2: "Expect HBM model in ELF format. Note that veryold HBM file not in ELF format is no longer support"

A: Check whether the model download completed successfully; verify the md5 checksum.
md5sum xxxxxx
# Model md5 checksum table
wget https://d-robotics-aitoolchain.oss-cn-beijing.aliyuncs.com/llm_s600/1.0.0/models/md5sum.txt