Date: Thu, 17 Jun 2010 19:28:56 +0000 (UTC) From: Sean Bruno <sbruno@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r209266 - head/usr.sbin/mptutil Message-ID: <201006171928.o5HJSugl026837@svn.freebsd.org>
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Author: sbruno Date: Thu Jun 17 19:28:56 2010 New Revision: 209266 URL: http://svn.freebsd.org/changeset/base/209266 Log: Expand man page to document the fact that mptutil/mpt doesn't support RAID volumes in excess of 2TB. Document workaround via geom or zfs Modified submitter's original patch to reference why this is broken and what to do to work around the issue. Submitted by: hubert@tournier.org PR: bin/147572 Reviewed by: jhb MFC after: 2 weeks Modified: head/usr.sbin/mptutil/mptutil.8 Modified: head/usr.sbin/mptutil/mptutil.8 ============================================================================== --- head/usr.sbin/mptutil/mptutil.8 Thu Jun 17 19:25:05 2010 (r209265) +++ head/usr.sbin/mptutil/mptutil.8 Thu Jun 17 19:28:56 2010 (r209266) @@ -384,3 +384,15 @@ configurations may not work reliably. .Pp Drive configuration commands result in an excessive flood of messages on the console. +.Pp +The mpt version 1 API that is used by +.Nm +and +.Xr mpt 4 +doesn't support volumes above two terabytes. +This is a limitation of the API. +If you are using this adapter with volumes larger than two terabytes, use the adapter in JBOD mode. +Utilize +.Xr geom 8 +.Xr zfs 1M +or another software volume manager to work around this limitation.
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