Symptoms
From the Advanced Backup Configuration tab of the dashboard, an administrator can add the following supported NAS systems if at least one NDMP Accelerator node is deployed:
EMC Celerra, EMC Unity, or EMC VNX EMC Isilon NetApp filer Oracle ZFS
This view also allows an administrator to edit or delete an existing connected NAS system.Procedure
From Advanced Backup Configuration > NAS page, click Add.Select the NAS Type, Encoding Scheme, and NDMP Accelerator.Type the NDMP Account Name, NDMP Account Password, and Avamar Account Name.Click Save.
Note
Only the following characters may be used in the NDMP account name: a-z(lowercase), '.', '-', and '_'.A green check mark indicates that the NDMP Account Password and ConfirmPassword field match.
Expected results
After adding a NAS system, you can create a protection job for the new system with the Avamar Administrator GUI.Some systems may report "Fail to load NAS data" error message after successfully adding NAS systemNewly added NAS system will not be displayed under Advanced Backup Configuration tab
Cause
Following error will be reported under ACM server logINFO [https-jsse-nio-8543-exec-3]-util.SSHUtil: Remote command using SSH execution status: Host : [192.168.1.100] User : [admin] Password : [**********] Command : [cat /usr/local/avamar/var/mynaserver/ndmp.cfg] STATUS : [1] : [cat /usr/local/avamar/var/labnetapptwo/ndmp.cfg] STATUS : [1]INFO [https-jsse-nio-8543-exec-3]-util.SSHUtil: STDOUT : []INFO [https-jsse-nio-8543-exec-3]-util.SSHUtil: STDERR : [cat: /usr/local/avamar/var/mynaserver/ndmp.cfg: Permission denied]ERROR [https-jsse-nio-8543-exec-3]-util.SSHUtil: Failed to executed remote command using SSH.ERROR [https-jsse-nio-8543-exec-3]-avadapter.NDMPUtil: Failed to execute: cat /usr/local/avamar/var/mynaserver/ndmp.cfg command on NDMP 192.168.1.100ERROR [https-jsse-nio-8543-exec-3]-restadapter.AdvancedConfigService: Unable to fetch nas list from ndmp list availableSince admin user on Avamar Accelerator does not have permission to read ndmp.cfg file, results will this issue
Resolution
Work Around
Login to Avamar accelerator node using "admin" user accountSwitch to root user and run following commands to fix permission issue
#su -Password: # cd /usr/local/avamar/var/# chmod -R 750 # chgrp -R admin
Example:
# cd /usr/local/avamar/var/# chmod -R 750 mynasserver# chgrp -R admin mynasserver
Refresh ACM GUI and verify NAS system information under Advanced Backup Configuration tab
