[OpenAFS] Cell migration

Gérald Macinenti gerald.macinenti@letitwave.fr
Sun, 01 Jul 2007 12:18:59 +0200


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Christopher D. Clausen a =E9crit :
> G=E9rald Macinenti <gerald.macinenti@letitwave.fr> wrote:
>> I have to migrate volumes between a 1.2.11 OpenAFS server to a new
>> 1.4.4 server, the two servers serves the same Cell but don't know
>> each other, then what would be the best solution to migrate volumes
>> from the old to the new one? I've tried to dump from the old and
>> restore to the new and it almost work except that trying to change
>> acls on the restored volume raises segfault errors from "fs sa"...
>=20
> How can you have two servers in the same cell if they can't talk to eac=
h=20
> other?  In that case, either your cell isn't setup correctly, or you=20
> have two seperate cells that just happen to have the same name.
yes, this is the best way to describe it, two differents servers with=20
just happen to have the same cell name, my goal is to replace the old by=20
the new one, so I kept the cell name

>=20
> The correct solution would be to make both servers members of the same=20
> cell by copying the KeyFile from the original one to the new one.  And=20
> then restart the server processes and vos move from one to the other.
but both servers have there own root.cell, wouldn't it be an issue?
and then which vldb would retain the information of moving the volume ?
and concerning the Keyfile: both servers use their own kerberos server=20
(as I migrate this one in the process too)

>=20
> Is there a particular reason you don't want the two servers to=20
> communicate?
yes: the fear to render my old server unusable as I don't master all the=20
consequences of doing so ;)

Cheers


--=20
G=E9rald Macinenti - Admistrator

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