Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Hello,
On 01/16/2012 11:05 AM, Benjamin Knoth wrote:
> Hello,
> i think it's clear and the pacemaker config is also clear but i can't
> get a positiv result.
>
> I started with 4 maschines
>
> vm01 vm02 vm03 vm04
>
> On vm01 and vm02 i created a DRBD resource with this config.
>
> resource test {
> device /dev/drbd3;
> meta-disk internal;
> disk /dev/vg01/test;
> protocol C;
>
>
> syncer{
> rate 800M;
> }
>
> on vm01 {
> address 10.10.255.12:7003;
> }
>
> on vm02 {
> address 10.10.255.13:7003;
> }
> }
>
> On vm03 and vm04 i created this DRBD Resource
>
> resource test2 {
> device /dev/drbd3;
> meta-disk internal;
> disk /dev/vg01/test;
> protocol C;
>
>
> syncer{
> rate 800M;
> }
>
> on vm03 {
> address 10.10.255.14:7003;
> }
>
> on vm04 {
> address 10.10.255.15:7003;
> }
> }
>
> This two unstacked resources are running.
>
> If i look in the documentation i think that i need to create the
> following DRBD Resource on vm01-04.
>
> resource stest {
> protocol A;
> stacked-on-top-of test2 {
> device /dev/drbd13;
> address 10.10.255.16:7009;
> }
> stacked-on-top-of test {
> device /dev/drbd13;
> address 10.10.255.17:7009;
> }
> }
>
> But if i save this and copy them to all vms i get on vm03-04 if i run
> drbdadm --stacked create-md stest
Use the same, complete config on all nodes.
Regards,
Andreas
--
Need help with DRBD?
http://www.hastexo.com/now
>
> drbd.d/stest.res:1: in resource stest, referenced resource 'test' not
> defined.
>
> and vm01-02 on
>
> drbd.d/stest.res:1: in resource stest, referenced resource 'test2' not
> defined.
>
> What do i need that vm01-02 know about test2 on vm03-04 and vm03-04 know
> about test on vm01-02?
>
> Both ip addresses are virtual adresses on vm01 and vm03 where test and
> test2 are primary
>
> That is what i understood after i look on the picture and the pacemaker
> configuration.
>
> Best regards
>
> Benjamin
>
> Am 13.01.2012 15:27, schrieb Andreas Kurz:
>> Hello,
>>
>> On 01/13/2012 12:56 PM, Benjamin Knoth wrote:
>>> Hi,
>>>
>>> i will create a 4 node replication with DRBD.
>>> I read also the documentation.
>>> I understand also the configuration of a 3 way replication, but how do i
>>> need to config the 4 way replication?
>>>
>>> I configured 2 2way resources successfully and now i need to config the
>>> stacked resource.
>>
>> Have a look at:
>>
>> http://www.drbd.org/users-guide-8.3/s-pacemaker-stacked-resources.html#s-pacemaker-stacked-dr
>>
>> ... a picture says more than 1000 words ;-)
>>
>>>
>>> resource r0-U {
>>> {
>>> protocol A;
>>> }
>>> stacked-on-top-of r0 {
>>> device
>>> /dev/drbd10;
>>> address
>>> 192.168.42.1:7788;
>>> }
>>> on charlie {
>>> device /dev/drbd10;
>>> disk /dev/hda6;
>>> address 192.168.42.2:7788; # Public IP of the backup
>>> meta-disk internal;
>>> }
>>>
>>> }
>>>
>>>
>>> Is the solution to define on server alice and bob and charlie and daisy
>>> a lower level resource with protoc C and than one stacked resource where
>>> directly the stacked resource from alice and bob communicate with the
>>> stacked resource of charlie and daisy like this configuration?
>>
>> Yes, configure the replication between two stacked resources.
>>
>>>
>>> resource stacked {
>>> protocol A;
>>> stacked-on-top-of r0 {
>>> device /dev/drbd10;
>>> address 192.168.:7788;
>>> }
>>> stacked-on-top-of r0 {
>>> device /dev/drbd10;
>>> address 134.76.28.188:7788;
>>> }
>>> }
>>>
>>> Best regards
>>
>> Regards,
>> Andreas
>>
>>
>>
>>
>> _______________________________________________
>> drbd-user mailing list
>> drbd-user at lists.linbit.com
>> http://lists.linbit.com/mailman/listinfo/drbd-user
>
>
>
>
>
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