Date: Tue, 22 Apr 2008 18:05:19 +0600 From: Dmitry Sukhodoyev <raven@mks-chel.ru> To: freebsd-questions@freebsd.org Subject: Re: cannot move geli disk from 6.3-R to 6.1-R Message-ID: <480DD47F.40906@mks-chel.ru> In-Reply-To: <20080422021227.27f30a59@gumby.homeunix.com.> References: <480C3523.5000108@gmail.com> <20080422021227.27f30a59@gumby.homeunix.com.>
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RW wrote: >> i try to attach geli provider, which i have used in 6.3-RELEASE to >> 6.1-RELEASE: >> >> # geli attach -k /root/da1.key /dev/da1 >> MD5 hash mismatch for /dev/da1 >> >> in 6.3-R it still attaches successfully, but in 6.1-R is not. system >> with 6.1-R is not my own, so i can't update it. how i can attach geli >> provider from my 6.3-R to this 6.1-R? >> > > In the 7.0 source code there are two versions of the function that > computes that hash, so I guess that 6.3 is back-compatible with > 6.1, but that a 6.3 geli-device can't be read by 6.1. > > If this is a removable drive that needs to inter-operate, I would > suggest that you dump the data, and create a new geli device under 6.1. > i can modify some source of kernel of 6.1 and rebuild it for correct hash calculating. which source files can i import from 6.3 to 6.1 for up this drive? this is a huge disk: raid5 array, 3Tb data. data dump isn't possible. -- raVen
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