When talking about IDE/SATA disks, prioritise SATA over IDE, and "ada"
style naming over "ad". The latter has been the default since FreeBSD 9, and available since FreeBSD 8. PR: 175712 (idea, not content)
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2020-12-08 03:00:23 +00:00
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1 changed files with 12 additions and 12 deletions
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the first SCSI drive. There can only be four physical slices on
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the first SCSI drive. There can only be four physical slices on
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a disk, but there can be logical slices inside physical slices
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a disk, but there can be logical slices inside physical slices
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of the appropriate type. These extended slices are numbered
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of the appropriate type. These extended slices are numbered
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starting at 5, so <quote>ad0<emphasis>s5</emphasis></quote> is
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starting at 5, so <quote>ada0<emphasis>s5</emphasis></quote> is
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the first extended slice on the first IDE disk. These devices
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the first extended slice on the first SATA disk. These devices
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are used by file systems that expect to occupy a slice.</para>
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are used by file systems that expect to occupy a slice.</para>
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<para>Slices, <quote>dangerously dedicated</quote> physical
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<para>Slices, <quote>dangerously dedicated</quote> physical
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<literal>a</literal> partition on the first
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<literal>a</literal> partition on the first
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<literal>da</literal> drive, which is
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<literal>da</literal> drive, which is
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<quote>dangerously dedicated</quote>.
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<quote>dangerously dedicated</quote>.
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<quote>ad1s3<emphasis>e</emphasis></quote> is the fifth
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<quote>ada1s3<emphasis>e</emphasis></quote> is the fifth
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partition in the third slice of the second IDE disk
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partition in the third slice of the second SATA disk
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drive.</para>
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drive.</para>
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<para>Finally, each disk on the system is identified. A disk name
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<para>Finally, each disk on the system is identified. A disk name
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<tbody>
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<tbody>
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<row>
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<row>
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<entry><acronym>IDE</acronym> and <acronym>SATA</acronym>
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<entry><acronym>SATA</acronym> and <acronym>IDE</acronym>
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hard drives</entry>
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hard drives</entry>
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<entry><literal>ad</literal> or
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<entry><literal>ada</literal> or
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<literal>ada</literal></entry>
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<literal>ad</literal></entry>
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</row>
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</row>
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<row>
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<row>
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</row>
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</row>
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<row>
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<row>
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<entry><acronym>IDE</acronym> and <acronym>SATA</acronym>
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<entry><acronym>SATA</acronym> and <acronym>IDE</acronym>
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<acronym>CD-ROM</acronym> drives</entry>
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<acronym>CD-ROM</acronym> drives</entry>
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<entry><literal>acd</literal> or
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<entry><literal>cd</literal> or
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<literal>cd</literal></entry>
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<literal>acd</literal></entry>
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</row>
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</row>
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<row>
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<row>
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<tbody>
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<tbody>
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<row>
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<row>
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<entry><literal>ad0s1a</literal></entry>
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<entry><literal>ada0s1a</literal></entry>
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<entry>The first partition (<literal>a</literal>) on the
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<entry>The first partition (<literal>a</literal>) on the
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first slice (<literal>s1</literal>) on the first IDE
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first slice (<literal>s1</literal>) on the first IDE
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disk (<literal>ad0</literal>).</entry>
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disk (<literal>ada0</literal>).</entry>
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</row>
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</row>
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<row>
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<row>
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