Noted, and thank you for your confirmation. --Te
On Fri, Jun 20, 2014 at 2:49 PM, Christine Caulfield <ccaul...@redhat.com> wrote: > On 20/06/14 04:33, Teerapatr Kittiratanachai wrote: >> >> 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? >> > > > It's a current document (based on cman.5 in the distribution) but it is > actually very wrong. corosync only supports a maximum of 2 interfaces - > that's 1 only altname! > > Chrissie > > > >> 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 >> > > > _______________________________________________ > 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
