Re: CentOS 7 Pacemake/Corosync

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Hi,

I can't offer a solution, but I remember having run into similar issues
when the output of hostname showed the FQDN.

Maybe that helps you narrow down the problem.

Best regards
Lukas Grossar

On Fri, 06 Mar 2015 09:12:47 +0100
Willi Fehler <[email protected]> wrote:

> Hi,
>=20
> I'm trying to build a Pacemaker/Corosync Cluster on CentOS7. The
> default Corosync configuration with one ring is working but then I
> only have 1 ring and no encryption.
>=20
> RING ID 1
>      id    =3D 10.10.10.1
>      status    =3D ring 1 active with no faults
>=20
> I've tried to activate the following configuration but it doesn't
> work.
>=20
> [root@linsrv006 corosync]# cat /etc/corosync/corosync.conf
> totem {
>          version: 2
>          secauth: on
>          threads: 0
>          rrp_mode: active
>          interface {
>                  ringnumber: 0
>                  bindnetaddr: 192.168.0.0
>                  mcastaddr: 226.94.42.7
>                  mcastport: 5411
>          }
>          interface {
>                  ringnumber: 1
>                  bindnetaddr: 10.10.10.0
>                  mcastaddr: 226.94.42.11
>                  mcastport: 5419
>          }
>          token: 10000
>          token_retransmits_before_loss_const: 40
>          rrp_problem_count_timeout: 20000
>          nodeid: 3
> }
> quorum {
>      provider: corosync_votequorum
>      expected_votes: 3
> }
>=20
> logging {
> to_syslog: yes
> }
>=20
>=20
> The problem is also than, that pcs status is showing 3 nodes.
>=20
> [root@linsrv006 corosync]# pcs status
> Cluster name:
> Last updated: Fri Mar  6 09:10:41 2015
> Last change: Fri Mar  6 09:10:30 2015 via crmd on
> linsrv006.willi-net.local Stack: corosync
> Current DC: NONE
> 4 Nodes configured
> 9 Resources configured
>=20
>=20
> OFFLINE: [ linsrv006 linsrv006.willi-net.local
> linsrv006.willi-net.local linsrv007 ]
>=20
> Full list of resources:
>=20
>   Master/Slave Set: ms_drbd_mysql [drbd_mysql] (unmanaged)
>       Stopped: [ linsrv006 linsrv006.willi-net.local=20
> linsrv006.willi-net.local linsrv007 ]
>   Clone Set: ping-clone [ping] (unmanaged)
>       Stopped: [ linsrv006 linsrv006.willi-net.local=20
> linsrv006.willi-net.local linsrv007 ]
>   Resource Group: mysql
>       fs_mysql    (ocf::heartbeat:Filesystem):    Stopped (unmanaged)
>       mysqld    (ocf::heartbeat:mysql):    Stopped (unmanaged)
>       ip_mysql    (ocf::heartbeat:IPaddr2):    Stopped (unmanaged)
>=20
> PCSD Status:
> Error: no nodes found in corosync.conf
>=20
> Please support me to fix my Corosync issue.

--=20
Adfinis SyGroup AG
Lukas Grossar, System Engineer

Keltenstrasse 98 | CH-3018 Bern
Tel. 031 550 31 11 | Direkt 031 550 31 06

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