For IP address issue, I will find about that concern and take responsibility on risk for now.
For multiple altname's, as I found in http://rpm.pbone.net/index.php3/stat/45/idpl/8711809/numer/5/nazwa/cman it said that > > Multi-home configuration .... Up to 9 altnames (10 interfaces in total) can > be used. > Is that the old document? On Fri, Jun 20, 2014 at 10:27 AM, Digimer <li...@alteeve.ca> wrote: > Using raw IPs is not recommended. I remember Chrissie explaining the reason > why a couple of years ago, but I can't remember that reasoning right not. > > As for multiple altname's, that is not possible. Corosync's RRP (redundant > ring protocol) supports a primary and backup ring only. > > digimer > > > On 19/06/14 11:24 PM, Teerapatr Kittiratanachai wrote: >> >> I just already try this. It work !! >> I don't understand that why there is no example in the Internet using >> IP address as node name or altname. >> >> But I cann't add more than one altname, can you give me the xml >> example or the ccs command ? >> >> Thanks >> --Te >> >> On Fri, Jun 20, 2014 at 9:56 AM, Digimer <li...@alteeve.ca> wrote: >>> >>> Strictly speaking, it might be possible, but I haven't tried it myself >>> and I >>> certainly don't recommend it. >>> >>> >>> On 19/06/14 10:29 PM, Teerapatr Kittiratanachai wrote: >>>> >>>> >>>> Great, It work. >>>> >>>> Is it possible to use IP address as node name or altname? >>>> But I guess not. >>>> >>>> --Te >>>> >>>> On Thu, Jun 19, 2014 at 9:20 PM, Digimer <li...@alteeve.ca> wrote: >>>>> >>>>> >>>>> On 19/06/14 08:00 AM, Teerapatr Kittiratanachai wrote: >>>>>> >>>>>> >>>>>> >>>>>> Dear List, >>>>>> >>>>>> According to CMAN identify each node in cluster by hostname. >>>>>> So I configure the IP address in /etc/hosts file as below. >>>>>> >>>>>> ... >>>>>> 172.16.7.1 node00.example.com >>>>>> 172.16.7.2 node01.example.com >>>>>> ... >>>>>> >>>>>> So the corosync member show as below >>>>>> >>>>>> [root@node00 ~]# corosync-objctl | grep member >>>>>> runtime.totem.pg.mrp.srp.members.2.ip=r(0) ip(172.16.7.2) >>>>>> runtime.totem.pg.mrp.srp.members.2.join_count=1 >>>>>> runtime.totem.pg.mrp.srp.members.2.status=joined >>>>>> runtime.totem.pg.mrp.srp.members.1.ip=r(0) ip(172.16.7.1) >>>>>> runtime.totem.pg.mrp.srp.members.1.join_count=1 >>>>>> runtime.totem.pg.mrp.srp.members.1.status=joined >>>>>> >>>>>> My question is, is it possible to add more than one network for the HA >>>>>> communicate between these nodes? >>>>>> e.g. if 172.16.7.0/30 is down. And another network, which be main >>>>>> access network, still be up. the HA will use UP network to talk >>>>>> instead of the down one. >>>>>> >>>>>> Thank you in advance. >>>>>> >>>>>> Regards, >>>>>> Teerapatr Kittiratanachai (Te) >>>>> >>>>> >>>>> >>>>> >>>>> You're asking about setting up corosync's redundant ring protocol, >>>>> correct? >>>>> If so, yes. You can use cman's 'altname' element to add a second name >>>>> for >>>>> the node, and then have that name resolve to the network you want to >>>>> use >>>>> as >>>>> the backup link. >>>>> >>>>> -- >>>>> Digimer >>>>> Papers and Projects: https://alteeve.ca/w/ >>>>> What if the cure for cancer is trapped in the mind of a person without >>>>> access to education? >>>>> >>>>> _______________________________________________ >>>>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>>>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker >>>>> >>>>> Project Home: http://www.clusterlabs.org >>>>> Getting started: >>>>> http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf >>>>> Bugs: http://bugs.clusterlabs.org >>>> >>>> >>>> >>>> _______________________________________________ >>>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker >>>> >>>> Project Home: http://www.clusterlabs.org >>>> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf >>>> Bugs: http://bugs.clusterlabs.org >>>> >>> >>> >>> -- >>> Digimer >>> Papers and Projects: https://alteeve.ca/w/ >>> What if the cure for cancer is trapped in the mind of a person without >>> access to education? >>> >>> _______________________________________________ >>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker >>> >>> Project Home: http://www.clusterlabs.org >>> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf >>> Bugs: http://bugs.clusterlabs.org >> >> >> _______________________________________________ >> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >> http://oss.clusterlabs.org/mailman/listinfo/pacemaker >> >> Project Home: http://www.clusterlabs.org >> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf >> Bugs: http://bugs.clusterlabs.org >> > > > -- > Digimer > Papers and Projects: https://alteeve.ca/w/ > What if the cure for cancer is trapped in the mind of a person without > access to education? > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
