Date: Thu, 17 Jan 2013 00:21:13 +0000 (UTC) From: Glen Barber <gjb@FreeBSD.org> To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r40660 - head/en_US.ISO8859-1/books/faq Message-ID: <201301170021.r0H0LDbf019123@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: gjb Date: Thu Jan 17 00:21:13 2013 New Revision: 40660 URL: http://svnweb.freebsd.org/changeset/doc/40660 Log: Add a FAQ entry for ZFS TRIM support. Modified: head/en_US.ISO8859-1/books/faq/book.xml Modified: head/en_US.ISO8859-1/books/faq/book.xml ============================================================================== --- head/en_US.ISO8859-1/books/faq/book.xml Wed Jan 16 19:11:10 2013 (r40659) +++ head/en_US.ISO8859-1/books/faq/book.xml Thu Jan 17 00:21:13 2013 (r40660) @@ -4500,6 +4500,31 @@ C:\="DOS"</programlisting> </note> </answer> </qandaentry> + + <qandaentry> + <question id="zfs-ssd-trim"> + <para>Does ZFS support TRIM for Solid State Drives?</para> + </question> + + <answer> + <para>ZFS TRIM support was added to &os; 10-CURRENT + with revision r<svnref>240868</svnref>. ZFS TRIM + support is not yet available on the -STABLE + branches.</para> + + <para>ZFS TRIM is enabled by default, and can be turned + off by adding this line to + <filename>/etc/sysctl.conf</filename>:</para> + + <programlisting>vfs.zfs.trim_disable=1</programlisting> + + <note> + <para>ZFS TRIM may not work with all configurations, + such as a ZFS filesystem on a GELI-backed + device.</para> + </note> + </answer> + </qandaentry> </qandaset> </sect1> </chapter>
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201301170021.r0H0LDbf019123>