[DRBD-user] 4-way replication

Jake Smith jsmith at argotec.com
Tue Jan 17 15:41:52 CET 2012


----- Original Message -----
> From: "Andreas Kurz" <andreas at hastexo.com>
> To: drbd-user at lists.linbit.com
> Sent: Tuesday, January 17, 2012 9:36:30 AM
> Subject: Re: [DRBD-user] 4-way replication
> 
> On 01/17/2012 03:02 PM, Benjamin Knoth wrote:
> > Hello Andreas,
> > 
> > Am 17.01.2012 14:51, schrieb Andreas Kurz:
> >> 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.
> > I copied this config on all nodes.

You did combine the config that had test and the config that had test2 into one correct? (or have all 3 configs on each node if you have each resource in it's own config file)

So "test", "test2", and "stest" all exist in the config on vm01-04?

> 
> And still not working? Can you provide or pastebin "drbdadm dump all"
> and "cat /proc/drbd" from a node that gives you that error?
> 
> Regards,
> Andreas
> 
> --
> Need help with DRBD?
> http://www.hastexo.com/now
> 
> > 
> > Best regards
> > 
> > Benjamin
> > 
> >>
> >> Regards,
> >> Andreas
> >>
> >>
> >>
> >>
> >> _______________________________________________
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> >> http://lists.linbit.com/mailman/listinfo/drbd-user
> > 
> > 
> > 
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> 
> 
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