Networker

Re: [Networker] How does "All" get translated?

2004-10-12 12:42:04
Subject: Re: [Networker] How does "All" get translated?
From: Howard Martin <howard.martin AT EDS DOT COM>
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Date: Tue, 12 Oct 2004 12:41:03 -0400
Sorry Chad but on Solaris (and I understand all other unixes) networker
checks /etc/vfstab for mounted UFS filesystems if it's not there it won't
backup with a saveset of All - you can backup mounted file systems not
in /etc/vfstab but they must be explicitly declared in the saveset list.


On Fri, 8 Oct 2004 23:08:37 -0500, Chad Smykay <csmykay AT RACKSPACE DOT COM>
wrote:

>A couple of points on the thread to point out.
>
>For each type of OS client that you backup there is a "savefs" process
that
>NetWorker calls on a scheduled backup.  Now what actually happens with the
>"savefs" process on each server is not known.
>
>On a UNIX machine I'm sure it just runs through to find out what is
actually
>mounted such as a "mount" command.  I'm sure that this is not what it is
>actually doing whatever you actually have mounted it should backup.
Accept
>for NFS or SAMBA mount points that may or may not be supported.  So when
the
>"savefs" process is called by the NetWorker server it walks through all
>mounted file systems and then returns this list to the NetWorker server to
>be backed up.
>
>The same holds true for Windows servers.  Once again I am not sure where
or
>how it specifically gets it's information on Windows about what is mounted
>but I'm sure it is either in the registry or some type of WMI call.
>
>So in short when "savefs" is called for each OS it gets a list of all
>mounted file systems and then returns those to the NetWorker server.
>
>If you are looking for a more technical explanation of what savefs is
doing
>for each OS try the manuals or the knowledge base.
>
>Hope some of this information helps on how NetWorker processes it's
backups.
>
>
>Chad Smykay, RHCE, LCNA
>Systems Storage Administrator
>Rackspace Managed Hosting (TM) - The Managed Hosting Specialist (TM)
>
>-----Original Message-----
>From: Legato NetWorker discussion [mailto:NETWORKER AT LISTMAIL.TEMPLE DOT EDU]
On
>Behalf Of Duncan Greenwood
>Sent: Friday, October 08, 2004 2:26 PM
>To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
>Subject: Re: [Networker] How does "All" get translated?
>
>There are functions in the Win32 API for discovering this info. It used to
>be
>easier in older versions of Windows because disk partitions were mapped
>to drive letters. A program would get a list of valid drive letters and
>ask whether they were fixed, floppy, CD or remote (network share).
>
>In W2K3 MS finally caught up with ***x and you can mount/unmount a
>volume on a drive letter or at any point on an existing filesystem
>hierarchy.
>e.g. you could create a partition on a disk or LUN and mount it at letter
L:
>or at C:\Data.
>
>There is a set of API calls to enumerate volumes, paths and mountpoints:
>
>http://msdn.microsoft.com/library/default.asp?url=/library/en-
us/fileio/base
>/volume_management_functions.asp
>
>And there is the "diskpart" CLI command for interactive or scripted work.
>
>I don't know whether the latest NW client code uses this functionality
>and treats mounted volumes any differently from drive letters.
>
>hth
>#
>
>----- Original Message -----
>From: "Teresa Biehler" <tpbsys AT RIT DOT EDU>
>To: <NETWORKER AT LISTMAIL.TEMPLE DOT EDU>
>Sent: Friday, October 08, 2004 5:54 PM
>Subject: Re: [Networker] How does "All" get translated?
>
>
>But how is this translation done?  Is there a file somewhere that lists
>out the file systems?  Is there a registry key?
>
>Thanks.
>Teresa
>
>-----Original Message-----
>From: Maarten Boot (CWEU-USERS/CWNL)
>[mailto:Maarten.Boot AT nl.compuware DOT com]
>Sent: Friday, October 08, 2004 12:06 PM
>To: Legato NetWorker discussion; Teresa Biehler
>Subject: Re: [Networker] How does "All" get translated?
>
>Basically all fixed drives on windows + some extra savesets for registry
>and
>other internal windows stuff. Depending on the version of the client and
>the
>version of windows.
>
>Maarten
>
>On Friday 08 October 2004 17:54, Teresa Biehler wrote:
>> Hi,
>>
>> Most of our NW clients have "All" listed in their client definition's
>> save set list.  I know that in UNIX, this gets translated based on
>what
>> is in the fstab/vfstab.  How does the translation get done for Windows
>> clients?
>>
>> Thanks.
>> Teresa
>>
>> --
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>
>--
>Maarten Boot,
>Compuware Europe B.V.
>Hoogoorddreef 5
>1101 BA Amsterdam
>
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Note: To sign off this list, send a "signoff networker" command via email
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