Huawei Standard Edition N8500 has two nodes the business mount Pubeth1 and Pubeth4. It opened the NFS service. NFS server except recovery after NFS guest.Client...

Huawei Standard Edition N8500 has two nodes the business mount Pubeth1 and Pubeth4. It opened the NFS service. NFS server except recovery after NFS guest.Client mount point can not be accessed into the directory for a long time without echo. What do you need to do to fix it?