[DRBD-user] Temporary accessing files on a secondary node

Guillaume de Rorthais guillaume at photostockplus.com
Tue Apr 21 23:36:04 CEST 2009

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


Hi Ehud,

Le 4/21/2009 8:04 AM, Ehud Karni a écrit :
> On Mon, 20 Apr 2009 10:48:05 -0400, Guillaume de Rorthais wrote:
>> Presently, rsync is taking way too much time and load on the server,
>> that's why we are planing to use DRBD: keep an up-to-date backup
>> server (we have today one backup per 24 hours) reduce load on primary.
>>
>> And we would prefer to access accurate data if needed on the
>> secondary backup server.
>
> We have the same setup. We use rsync to keep snapshots (at 24h each),
> and use DRBD for backup (both on site and remote disaster recovery,
> see my other mail on the 3 node setup).

Pretty close to what we want indeed.

> I wrote 2 small scripts to de/activate the secondary and tertiary nodes.
> We have an LVM partition on the DRBD one, so it must be de/activated too.
> They are listed below (with my local host and disk names).

It basicaly looks like what I found as well. The only diff is that I 
rely on the conf file to erase changes on secondary where you force it 
in the drbdadm connect command. Safer indeed.

Thank for this feedback !
>
> Ehud.
>
> --
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-- 
Guillaume
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