Re: RFC: ATA to CAM integration patch

From: Daniel O'Connor <doconnor_at_gsoft.com.au>
Date: Sun, 28 Jun 2009 23:37:12 +0930
On Sun, 28 Jun 2009, Aisaka Taiga wrote:
> Hello, hope you're having a nice day,
>
> Daniel O'Connor wrote:
> > The UFSID is unique for a given newfs (mostly - it is the timestamp
> > I believe).
>
> It is unique; however, I'm not talking about it being unique. More
> like from a  console standpoint.
> Imagine your system's asking for manual input for the root partition;
> what's easier to type - /dev/ufs/root,
> /dev/ufsid/{inserthugenumberinhexhere} or /dev/physical-device?

The latter obviously, however that situation is rare, and you can list 
the available devices by entering '?'.

> Reading through /etc/fstab when it uses ufsids is a pain as well.

True, but it is not a very common thing to read through it..

> By the way, in my opinion the current freebsd install system should
> allow running GEOM commands before partitioning/labelling devices.
> And should also recognize GEOM devices, as well, since for a clean
> install the transition to labels & gmirror is either 'not safe'
> (kern.geom.debugflags=16, then label the live system's drive) OR
> requires a dump/restore (label the 2nd drive, label the partitions,
> then copy data there, reboot to the 2nd drive, add the first to the
> mirror).

sysinstall is fun like that, it has many limitations..
You might want to try the bsdinstaller snapshots..

> P.S. Also, bsdlabel and glabel seem like ambiguous names (as well as
> using the term 'label' for both slice layout and GEOM labels) - so I
> see no problems naming AHCI devices "daX". ;)

bsdlabel is a historic, and glabel is a fairly intuitive name..

-- 
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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Received on Sun Jun 28 2009 - 12:07:44 UTC

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