Hi Robert, On 28/12/2009, at 12:19 AM, Robert Heinzmann (reg) wrote:
> 1) MetaData Migration > > Legacy (shareiscsi=on) iscsi: Meta data is stored in a zvol property, so > outside the "data area" > COMSTAR: up to svn_116 stores the meta data required in first 64KB od the > ZVOL itself. This practically means no simple migration path. Starting with > svn_116 (http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6736004) > thing seems to have changed. > > See this post for details: > http://mail.opensolaris.org/pipermail/storage-discuss/2009-September/007192.html > See this ARC documentation: > http://arc.opensolaris.org/caselog/PSARC/2009/251/20090421_john.forte > > So with recent Opensolaris migration should be doable in place - ALTOUGHT - I > have not done any yet. So be warned and make backups if you try !!! Thanks for this set of links, it is exactly what I was looking for (I’ve used COMSTAR before and knew about the metadata location issue in COMSTAR but didn’t know it had changed. cheers, James
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