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Improve documentation of how to fiddle with SCSI drives on FreeBSD.

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Per suggestions from Achilleas Mantzios and Greg Smith.
This commit is contained in:
Robert Haas
2011-10-10 13:21:35 -04:00
parent bc397244c8
commit 262d7f8bac
1 changed files with 3 additions and 1 deletions
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doc/src/sgml/wal.sgml
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@ -87,7 +87,9 @@
On <productname>FreeBSD</>, IDE drives can be queried using On <productname>FreeBSD</>, IDE drives can be queried using
<command>atacontrol</command> and write caching turned off using <command>atacontrol</command> and write caching turned off using
<literal>hw.ata.wc=0</> in <filename>/boot/loader.conf</>; <literal>hw.ata.wc=0</> in <filename>/boot/loader.conf</>;
SCSI drives use <command>sdparm</command>. SCSI drives can be queried using <command>camcontrol identify</command>,
and the write cache both queried and changed using
<command>sdparm</command> when available.
</para> </para>
</listitem> </listitem>