On Mar 3, 2010, at 6:32 AM, soupdragon wrote:

> We are in the process of implementing our fisrt NDMP backups for NetApp 
> filers using EMC Networker as the backup application. Our main issue is the 
> restore functionality. 
> 
> In the past our operators have been responsible for restores - performing the 
> restore for any client to a suitably sized '/restore' directory on the backup 
> servers themselves. This functionality cannot be replicated in the NDMP 
> environment as restores need to go to the target client or another NDMP 
> capable server.
> 
> We can request the operators to restore NDMP data to a /vol/restore directory 
> on the filer but there will inevitably be cases when the path is misspelt or 
> the recover_to option omitted.
> 
> In the past a typo filling the root filesystem on the backup servers was 
> inconvenient - on a production NetApp filer I believe it will be 
> catastrophic. Similarly omitting the recover_to option will result in the 
> silent overwriting of data on disc whereas in the past the operators would 
> have been prompted.
> 
> We tried creating a softlink from/restore with various misspellings  to 
> /vol/restore on the filer but an NDMP recover, despite indicating success, 
> actually failed after 54Mb and created a zero byte target file - so scratch 
> that idea!
> 
> Does anyone out there know of a way of preventing accidental file overwrites 
> or writing to the root volume on an a NAS filer? 

Why don't you write a script for the operators to use for NDMP restores? That 
way, all they have to do is type the name of the script and the path to be 
restored?

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