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July 30th, 2021 06:00
Can the Networker Server Backup savesets be cloned to multiple pools of different device types?
Any Networker backup system implementation has the default backup policy/workflow ‘Server Protection/Server backup’ to back up the Networker server’s bootstrap and databases. In our Networker system, the server backup savesets are stored in a dedicated backup pool containing a DDBoost device, and cloned to another dedicated clone pool containing a DDBoost device in another remote Data Domain device.
In order to simplify a Networker server recovery in case of a disaster, I would like to keep more server backup saveset copies on two Windows servers, in our case the two storage node servers, one at the local site and another at the remote site. An AFTD device was created on each Windows server and two separated clone pools were created to hold these devices. Two clone actions were added in the workflow ‘Server Protection/Server backup’ to clone the server backup saveset to these new AFTD pools.
When the Networker server needs to be rebuilt, from a new server with empty Networker databases, I can easily copy over the AFTD file folder from one of these Windows servers to the new Networker server; then define a new AFTD device within the new Networker NMC. A scheduled job was also set up on the two Windows storage node servers to run the CLI command ‘mminfo –B’ to record the bootstrap SSIDs. With the bootstrap SSID, it is quite easy to restore the Networker databases by using ‘nsrdr’ command.
I did a simple test with this configuration and it seems working. I am just wondering if having multiple clone actions in a workflow to clone the same saveset to multiple pools with different device types, in our case DDBoost device and ATFD device, is supported or not. In particular, is it a good idea to do this for the ‘Server Protection/Server backup’ workflow? Any feedback is welcome.