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5 Posts
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1374
January 31st, 2007 16:00
Recovering a file without index
I need to recover a single file from a backup. We use NetWorker 7.1.3 to backup multiple clients, but the server I need to recover the file from has been decommissioned, and the index is no longer browseable. DNS was changed so that the decommissioned server name now points to the new, or replacement, server.
When I run
nsrck -L 7 -t "12/25/06" server_name
(The actual index file has not been deleted from the networker server)
to recover the index for the date specified, I get the following error:
nsrck: File index error: 'server_name' is not a registered client
nsrck: Completed checking 1 client (s)
I have brought the de-commissioned server back on-line and changed DNS to point to it again, but still get the error.
What could be the problem? Is there another way to restore the required file (it's a log file that gets periodically overwritten, so I need it from a particular date).
How do I know which tape corresponds to the day I need? We use multiple tapes for any given save set, so I can narrow it down to 3 or 4 specific tapes by checking nsr logs.
I'm a relative newbie to networker so any help would be appreciated.
Thank you in advance
When I run
nsrck -L 7 -t "12/25/06" server_name
(The actual index file has not been deleted from the networker server)
to recover the index for the date specified, I get the following error:
nsrck: File index error: 'server_name' is not a registered client
nsrck: Completed checking 1 client (s)
I have brought the de-commissioned server back on-line and changed DNS to point to it again, but still get the error.
What could be the problem? Is there another way to restore the required file (it's a log file that gets periodically overwritten, so I need it from a particular date).
How do I know which tape corresponds to the day I need? We use multiple tapes for any given save set, so I can narrow it down to 3 or 4 specific tapes by checking nsr logs.
I'm a relative newbie to networker so any help would be appreciated.
Thank you in advance
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jpenhale
5 Posts
0
January 31st, 2007 19:00
I now the path of the file, but the next problem is that the same path/file exists on several servers on the same tape. How do I define the correct server as the source for the file and not mistakedly grap a file with the same name from a different server? Is this where I need the SSID of the relevant save set?
amediratta
2 Intern
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2K Posts
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January 31st, 2007 19:00
Make it a practice to note down client ID before deleting a client. It is needed later. I have a few commands using scanner on a tape to find out the contents of the Save sets on the tape and trying to restore data from those tapes. Please go through them and try out the most suitable one -
If no information is available about the client ID of the client, use the following steps ¿
1. Recover an entire Save Set to the Networker Server ¿
scanner ¿S SSID \\.\Tape0 | uasm -rv
2. Get the list and path of files recoverable from a Save Set -
scanner ¿S SSID \\.\Tape0 | uasm -nrv
3. Recover a single file from a Save Set to the Networker Server ¿
scanner ¿S SSID \\.\Tape0 | uasm -rv filename
4. Recover a single file from a Save Set to the Networker Server on a different location ¿
scanner ¿S SSID \\.\Tape0 | uasm -rv -m source=dest filename
The above methods 1 to 3 recover data to the original location from where it was backed up. Therefore, you need the same drive letters or mount points to recover data.
If in case, you do not know the SSID of the Save Set, use scanner ¿m \\.\Tape0 to get the details.
jpenhale
5 Posts
0
January 31st, 2007 19:00
amediratta
2 Intern
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2K Posts
0
February 1st, 2007 00:00
May be you can use some combinaitons of mminfo as well to locate the exact requirement.
saleesh1
128 Posts
0
February 1st, 2007 00:00
if not you need to run scan all tapes.
amediratta
2 Intern
•
2K Posts
0
February 1st, 2007 00:00
I now the path of the file, but the next problem is
that the same path/file exists on several servers on
the same tape. How do I define the correct server as
the source for the file and not mistakedly grap a
file with the same name from a different server? Is
this where I need the SSID of the relevant save set?
Yes, that's where you need SSID
jpenhale
5 Posts
0
February 1st, 2007 15:00
mminfo gives me client ID and SSID's of save sets. Browse time reported by mminfo is next year, so how do make these sava sets broweseable through nwrecover?
Do I need to set the client up again and somehow get nwrecover to recognise this new set up with the old client id? As I need to recover this file multiple times (it's a constantly overwritten log) I'd like to be able to browse the save sets through the GUI. Can this be done?
saleesh1
128 Posts
0
February 1st, 2007 20:00