Date: Sat, 11 Oct 2014 00:15:23 +0000 (UTC) From: Benjamin Kaduk <bjk@FreeBSD.org> To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r45783 - head/en_US.ISO8859-1/htdocs/news/status Message-ID: <201410110015.s9B0FNXb093395@svn.freebsd.org>
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Author: bjk Date: Sat Oct 11 00:15:23 2014 New Revision: 45783 URL: https://svnweb.freebsd.org/changeset/doc/45783 Log: Add report on CTL acceleration Approved by: hrs (mentor, blanket) Modified: head/en_US.ISO8859-1/htdocs/news/status/report-2014-07-2014-09.xml Modified: head/en_US.ISO8859-1/htdocs/news/status/report-2014-07-2014-09.xml ============================================================================== --- head/en_US.ISO8859-1/htdocs/news/status/report-2014-07-2014-09.xml Fri Oct 10 23:46:43 2014 (r45782) +++ head/en_US.ISO8859-1/htdocs/news/status/report-2014-07-2014-09.xml Sat Oct 11 00:15:23 2014 (r45783) @@ -1980,4 +1980,62 @@ be happy to improve our documentation any time.</p> </body> </project> + + <project cat='proj'> + <title>VMWare VAAI and Microsoft ODX acceleration in CTL</title> + + <contact> + <person> + <name> + <given>Alexander</given> + <common>Motin</common> + </name> + <email>mav@FreeBSD.org</email> + </person> + </contact> + + <body> + <p>CAM Target Layer (CTL), used as base for the kernel iSCSI + server, got support for VMWare VAAI and Microsoft ODX + storage acceleration. It permits avoiding network + bottlenecks and improved storage efficiency on sets of large + operations, such as virtual machine (or large file) creation, + initialization to zeros, copy, delete, etc..</p> + + <p>VMWare VAAI includes support for these primitives/SCSI + commands: Atomic Test and Set (ATS) — COMPARE AND + WRITE command; Extended Copy (Clone) — SPC-3 subset + of XCOPY commands; Write Same (Zero) — set of WRITE + SAME commands; Dead Space Reclamation (Delete) &mdash UNMAP + command.</p> + + <p>Microsoft ODX includes support for these SCSI commands: + POPULATE TOKEN/WRITE USING TOKEN (SPC-4 extensions of + XCOPY), WRITE SAME and UNMAP.</p> + + <p>All XCOPY operations are currently limited to one storage host. + ODX operations are currently limited only to iSCSI disks. + Accelerated inter-host copying or copying to/from files on + Samba shares is not implemented and handled by initiators in + the legacy way.</p> + + <p>The code is committed to FreeBSD head and stable/10 branches, + and will be present in FreeBSD 10.1 and FreeNAS 9.2.1.8 / + 9.3 releases.</p> + </body> + + <sponsor> + iXsystems, Inc. + </sponsor> + + <help> + <task> + <p>Full support for thin provisioning, including capacity + usage reporting and thresholds notifications.</p> + </task> + <task> + <p>Inter-host XCOPY operations.</p> + </task> + </help> + </project> </report>
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