Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
What Andreas said :-)
----- Original Message -----
> From: "Andreas Kurz" <andreas at hastexo.com>
> To: drbd-user at lists.linbit.com
> Sent: Tuesday, January 17, 2012 10:33:35 AM
> Subject: Re: [DRBD-user] 4-way replication
>
> Hello,
>
> On 01/17/2012 04:22 PM, Benjamin Knoth wrote:
> > Hello,
> >
> > Am 17.01.2012 15:36, schrieb Andreas Kurz:
> >> 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.
> >>
> >> And still not working? Can you provide or pastebin "drbdadm dump
> >> all"
> >> and "cat /proc/drbd" from a node that gives you that error?
> >
> > on vm01 and vm02 i get for resource test on cat /proc/drbd. The not
> > stacked resource works
> >
> > 3: cs:Connected ro:Primary/Secondary ds:UpToDate/UpToDate C r-----
> > ns:1077644 nr:0 dw:33232 dr:1044968 al:13 bm:63 lo:0 pe:0 ua:0
> > ap:0
> > ep:1 wo:b oos:0
> >
> > After i copied the config with resource stest to all 4 nodes i get
> > the
> > following on vm01 and vm02.
> >
> > drbdadm dump all
> >
> > drbd.d/stest.res:1: in resource stest, referenced resource 'test2'
> > not
> > defined.
> >
> > And cat /proc/drbd display only the unstacked test resource
> >
> > 3: cs:Connected ro:Primary/Secondary ds:UpToDate/UpToDate C
> > r-----
> > ns:0 nr:0 dw:0 dr:528 al:0 bm:0 lo:0 pe:0 ua:0 ap:0 ep:1 wo:b
> > oos:0
> >
> > On vm03 and vm04 i can't also find a stacked resource in /proc/drbd
> >
> > 3: cs:Connected ro:Primary/Secondary ds:UpToDate/UpToDate C r-----
> > ns:0 nr:0 dw:0 dr:536 al:0 bm:0 lo:0 pe:0 ua:0 ap:0 ep:1 wo:b
> > oos:0
> >
> > drbdadm dump all
> > drbd.d/stest.res:1: in resource stest, referenced resource 'test'
> > not
> > defined.
> >
> > You see that on the referenced resource are different between
> > vm01-02
> > and vm03-04. On the example the unstacked resources had also
> > different
> > names. In this part DRBD need to know that the referenced resource
> > test
> > is also available on vm01-02 and test2 is only available on
> > vm03-04.
> > That is the problem what i need to solve or not?
>
> Yes ... put _all_ resource configs on _all_ nodes (and include them
> in
> your config of course): the same config on all four nodes
>
> Regards,
> Andreas
>
> --
> Need help with DRBD?
> http://www.hastexo.com/now
>
> >
> > Best regards
> > Benjamin
> >
> >>
> >> Regards,
> >> Andreas
> >>
> >>
> >>
> >>
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> >
> >
> >
> >
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>
>
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