Re: Formatting 1 TB Filesystem

From: Michael Vilain (vilain_at_spamcop.net)
Date: 07/26/04 

Date: Sun, 25 Jul 2004 21:33:45 -0700

In article <3e36f1d5.0407251751.7d9ba93f@posting.google.com>,
 leonkhoo@pacific.net.sg (leon) wrote:

> Casper H.S. Dik <Casper.Dik@Sun.COM> wrote in message
> news:<40ffad49$0$93324$e4fe514c@news.xs4all.nl>...
> > leonkhoo@pacific.net.sg (leon) writes:
> >
> > >i would like to know how much does it take to format a 1 TB filesystem
> > >in Solaris 9 with UFS. assuming the default in newfs. no increase of
> > >inodes.
> >
> > >and if it fsck, how long would it take?
> >
> > >do we need any patch to create newfs for 1 TB filesystem?
> >
> > For fs > 1TB you need a bunch of patches; Solaris newfs will also
> > allow a lot fewer inodes in the filesystem so newfs will be fairly quick.
> >
> > Casper
>
> for FS > 1 TB, the newfs will now allow a lot fewer inodes in the
> filesystem, i am using the FS for disk backup, what if i run out of
> inodes? is there a way i can add them to the FS?
>
> Or do i have to recreate the entire FS?

The standard wisdom for UFS filesystems is to increase the number of
inodes on a disk, you have to backup the data, newfs with a different
value for minfree, then restore the data.

AFAIK, this hasn't changed with UFS logging.

>
> what is the default supported?
>
> i notice that there is a reserved partition created with FS > 1TB in
> the formatting of the device, what is this reserved partition?
>
> thanks,
>
> Leon 

-- 
DeeDee, don't press that button!  DeeDee!  NO!  Dee...

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