lingbot-video-moe-30b-a3b_ti2v.sh多机训练问题，每个机器各跑个的，没有并行 #1744

accelerate_config_moe.yaml配置修改如下，其他没有修改，直接运行样例脚本lingbot-video-moe-30b-a3b_ti2v.sh，没有并行起来

compute_environment: LOCAL_MACHINE
debug: false
deepspeed_config:
gradient_accumulation_steps: 1
offload_optimizer_device: none
offload_param_device: none
zero3_init_flag: true
zero_stage: 3
zero3_save_16bit_model: true
distributed_type: DEEPSPEED
downcast_bf16: 'no'
enable_cpu_affinity: true
machine_rank: 0
main_training_function: main
mixed_precision: bf16
num_machines: 4
num_processes: 32
main_process_ip: 192.168.16.46
main_process_port: 29500
rdzv_backend: static
same_network: true
tpu_env: []
tpu_use_cluster: false
tpu_use_sudo: false
use_cpu: false