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-rw-r--r--doc/src/sgml/wal.sgml4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/src/sgml/wal.sgml b/doc/src/sgml/wal.sgml
index 4d111903a76..ff825eca3b8 100644
--- a/doc/src/sgml/wal.sgml
+++ b/doc/src/sgml/wal.sgml
@@ -87,7 +87,9 @@
On <productname>FreeBSD</>, IDE drives can be queried using
<command>atacontrol</command> and write caching turned off using
<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>
</listitem>