Setting up GEOM mirror

Václav Haisman V.Haisman at sh.cvut.cz
Sun Jun 25 19:33:22 UTC 2006



Matthew Seaman wrote, On 25.6.2006 20:06:
> Václav Haisman wrote:
>> Hi,
>> I want to set up GEOM mirror of whole existing partitioned 250G disk.
>> The procedure described at <http://people.freebsd.org/~rse/mirror/>
>> seems to be rather long/complicated. I thought about using this:
>>
>> # Boot into single user, then...
>> # First change fstab.
>> cp -p /etc/fstab /etc/fstab.orig
>> sed -e 's/dev\/ad0/dev\/mirror\/gm0/g' </etc/fstab.orig >/etc/fstab
>> # Then create the mirror.
>> gmirror label -v -b split -s 2048 mymirror ad0
>> gmirror insert -h mymirror ad2
>> # Reboot into the new World order.
>> shutdown -r now
>>
>> Will this work or is it wrong? I appreciate any comment to this.
> 
> http://www.onlamp.com/pub/a/bsd/2005/11/10/FreeBSD_Basics.html
Set up and syncing. This helped me a lot. Thanks.

--
Vaclav Haisman

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