Hello,
Thank you for posting on the Microsoft Community Forum.
From the above description, I understand that your problem is related to the storage pool NAS.
This problem is beyond the support scope of our forum. In order to deal with your problem quickly and effectively, it is recommended that you repost your question in the Q&A forum, where a dedicated engineer will give you a professional and effective answer.
Here is the link to the Q&A forum.
Click the "Ask a Question" button in the upper right corner to post your question and select the tag related to your product.
I hope the above information is helpful to you.
If you have any questions or concerns, please feel free to let us know.
Best Regards,
Zunhui