Date: Fri, 21 Feb 2014 12:17:27 +0000 (UTC) From: Ivan Voras <ivoras@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r262294 - head/share/man/man4 Message-ID: <201402211217.s1LCHRDK028644@svn.freebsd.org>
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Author: ivoras Date: Fri Feb 21 12:17:27 2014 New Revision: 262294 URL: http://svnweb.freebsd.org/changeset/base/262294 Log: Explain how and where kern.cam.ada.write_cache can be set in practical situations. Reviewed by: hrs Approved by: mav Modified: head/share/man/man4/ada.4 Modified: head/share/man/man4/ada.4 ============================================================================== --- head/share/man/man4/ada.4 Fri Feb 21 11:06:22 2014 (r262293) +++ head/share/man/man4/ada.4 Fri Feb 21 12:17:27 2014 (r262294) @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd February 8, 2012 +.Dd February 21, 2014 .Dt ADA 4 .Os .Sh NAME @@ -129,8 +129,13 @@ The default is currently enabled. These variables determines whether device write cache should be enabled globally or per-device or disabled. Set to 1 to enable write cache, 0 to disable, -1 to leave it as-is. -Values modified in runtime take effect only after device reset. -The global default is currently enabled. +Values modified at runtime take effect only after device reset +.Pq using the reset subcommand of Xr camcontrol 8 . +Because of that, this setting should be changed in +.Pa /boot/loader.conf +instead of +.Pa /etc/sysctl.conf . +The global default is currently 1. The per-device default is to leave it as-is (follow global setting). .El .Sh FILES
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