From: corbet@lwn.net (Jonathan Corbet)
To: Justin Piszcz <jpiszcz@lucidpixels.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Tape Drive Question (2.6.14.4)
Date: Sat, 24 Dec 2005 11:54:58 -0700 [thread overview]
Message-ID: <20051224185458.8571.qmail@lwn.net> (raw)
In-Reply-To: Your message of "Sat, 24 Dec 2005 10:10:27 EST." <Pine.LNX.4.64.0512241009230.2904@p34>
> $ ls -l /dev/st0*
> crw-rw-rw- 1 root tape 9, 0 2004-09-18 07:51 /dev/st0
> crw-rw-rw- 1 root tape 9, 96 2004-09-18 07:51 /dev/st0a
> crw-rw-rw- 1 root tape 9, 32 2004-09-18 07:51 /dev/st0l
> crw-rw-rw- 1 root tape 9, 64 2004-09-18 07:51 /dev/st0m
>
> What differentiates st0 from a,l,m?
> What does writing or reading to a tape using a,l,m signify?
By default, they're all the same. You can tweak the driver parameters,
however, to cause the different devices to use different densities and
blocking modes. See mt(1) and Documentation/scsi/st.txt.
jon
Jonathan Corbet
Executive editor, LWN.net
corbet@lwn.net
next prev parent reply other threads:[~2005-12-24 18:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-24 15:10 Justin Piszcz
2005-12-24 18:54 ` Jonathan Corbet [this message]
2005-12-24 22:57 ` Justin Piszcz
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