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# 查看环境变量参考
<a name="sagemaker-hyperpod-multihead-slurm-variables-reference"></a>

[为 SageMaker HyperPod Slurm 集群设置多个控制器节点](sagemaker-hyperpod-multihead-slurm-setup.md)教程中定义并使用以下环境变量。这些环境变量仅在当前会话中可用，除非将其显式保留。它们是使用 `$variable_name` 语法定义的。 key/value 成对的变量表示 AWS创建的资源，而没有键的变量是用户定义的。


**环境变量参考**  

| 变量 | 说明 | 
| --- | --- | 
| $BACKUP\_SUBNET |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $COMPUTE\_IG\_NAME |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $COMPUTE\_NODE\_ROLE |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $CONTOLLER\_IG\_NAME |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $DB\_USER\_NAME |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $EMAIL |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $PRIMARY\_SUBNET |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $POLICY |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $REGION |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $ROOT\_BUCKET\_NAME |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SECURITY\_GROUP |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SLURM\_DB\_ENDPOINT\_ADDRESS |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SLURM\_DB\_SECRET\_ARN |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SLURM\_EXECUTION\_ROLE\_ARN |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SLURM\_FSX\_DNS\_NAME |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SLURM\_FSX\_MOUNT\_NAME |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  | 
| $SLURM\_SNS\_FAILOVER\_TOPIC\_ARN |  [See the AWS documentation website for more details](http://docs.aws.amazon.com/zh_cn/sagemaker/latest/dg/sagemaker-hyperpod-multihead-slurm-variables-reference.html)  |