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Re: UNIX

From: George Schlossnagle <george_at_omniti.com>
Date: Tue, 10 Jul 2001 15:22:52 -0700
Message-ID: <F001.003464C3.20010710143024@fatcity.com>

Nope, you don't need an entry in the /etc/vfstab. You can just do a

mount <options> <block_device> <mount_point> and you're set.

Of course that won't be remounted when you reboot unless you put it in the vfstab. This is a classic blunder (you mount a new fs by hand, add datafiles and forget to add it to the vfstab. Low and behold, when the box is rebooted, all your file 'disapear')

Best,

George

p.s. I believe that manually altering mnttab is very very bad.

> Shoot, had to look up pedantic...
>
> Ok, I agree that df looks at /etc/mnttab to see mounted file systems, but
in
> order for an SA to mount a slice of a disk, that slice information must be
> present in /etc/vfstab. At least that's the way I learned. It's possible
> to have a mounted file system without having an entry in /etc/vfstab??
How
> do you do that? I guess I've never heard of this or tried to mount a
slice
> without putting an entry in /etc/vfstab first. Can you manually
manipulate
> /etc/mnttab?
>
> Thanks,
>
> Julie
>
>
> Julie Fisher
> Sandia National Laboratories
> Oracle 8i DBA - OCP8i
> Solaris 2.6,7/HP-UX 11.0 System Administrator
> Web Server Administrator
>
>
> -----Original Message-----
> Sent: July 10, 2001 2:50 PM
> To: Multiple recipients of list ORACLE-L
>
>
> Not to be pedantic, but df -k shows all mounted partitions, regardless of
> whether they are in /etc/vfstab or not. It requires read permisions on
> /etc/mnttab (whihc should be readable by everyone, but I suppose some sick
> SA could change it so that only root could read it. The system would
> function normally, but non-root users wouldn't be able to use df
> functionally.
>
> George
>
>
> ----- Original Message -----
> To: "Multiple recipients of list ORACLE-L" <ORACLE-L_at_fatcity.com>
> Sent: Tuesday, July 10, 2001 4:29 PM
>
>
> > Richard,
> >
> > df -k will show you what slices of a disk have an entry in /etc/vfstab
AND
> > have been mounted using the mount command in Solaris. Whoever has root
> > privileges to the system (or have been given the right permissions) can
> use
> > the format command to see all disks attached to the machine, no matter
if
> > they have been mounted or not - no matter if they have an entry in
> > /etc/vfstab or not.
> >
> > HTH,
> >
> > Julie
> >
> >
> >
> > Julie Fisher
> > Sandia National Laboratories
> > Oracle 8i DBA - OCP8i
> > Solaris 2.6,7/HP-UX 11.0 System Administrator
> > Web Server Administrator
> >
> >
> > -----Original Message-----
> > Sent: July 10, 2001 1:23 PM
> > To: Multiple recipients of list ORACLE-L
> >
> >
> > Df -k
> >
> > This does not cover raid volumes, that would depend which volume manager
> > your using.
> >
> > -----Original Message-----
> > Sent: Tuesday, July 10, 2001 1:52 PM
> > To: Multiple recipients of list ORACLE-L
> >
> >
> > Does anyone know of a command or file that would display the available
> disks
> > on a Solaris 2.6 box and/or the corresponding disks for each mount
> point???
> >
> > TIA,
> > Richard Huntley
> >
> > --
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com
> > --
> > Author: Richard Huntley
> > INET: rhuntley_at_mindleaders.com
> >
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> > Author: Fisher, Julie
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>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: George Schlossnagle
> INET: george_at_omniti.com
>
> Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> San Diego, California -- Public Internet access / Mailing Lists
> --------------------------------------------------------------------
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> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Fisher, Julie
> INET: jfishe_at_sandia.gov
>
> Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> San Diego, California -- Public Internet access / Mailing Lists
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-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: George Schlossnagle
  INET: george_at_omniti.com

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
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Received on Tue Jul 10 2001 - 17:22:52 CDT

Original text of this message

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