Ah. Okay. Thank you, let me try that. On Thu, Apr 13, 2017 at 3:22 PM, Digimer <li...@alteeve.ca> wrote:
> Neither option is feasible. There are compatibility issues with corosync > v2 on EL6, and adapting corosync v1 to be a quorum provider is basically > recreate corosync v2. > > The pcs tool makes the overhead of adding cman to the mix go away, and > it's part of why it was created in the first place. Use it, and you can > pretend cman doesn't exist for all intent and purpose. > > If that's not good enough, switch to EL7 where it's pure pacemaker and > corosync v2. > > digimer > > On 13/04/17 06:18 PM, neeraj ch wrote: > > I have dreaded that answer. Maybe I can fix vote quorum on corosync 1.4. > > Or maybe I can get 2.X working on EL6. Really don't wanna deal with > > another layer. > > > > Thanks. > > > > > > On Thu, Apr 13, 2017 at 2:10 PM, Digimer <li...@alteeve.ca > > <mailto:li...@alteeve.ca>> wrote: > > > > On 13/04/17 05:07 PM, neeraj ch wrote: > > > Hi, > > > > > > I have three node cluster set up. My corosync config is as follows. > > > > > > compatibility: whitetank > > > totem { > > > version: 2 > > > secauth: on > > > threads: 0 > > > interface { > > > member{ > > > memberaddr: ip > > > } > > > member{ > > > memberaddr:ip > > > } > > > member{ > > > memberaddr:ip > > > } > > > bindnetaddr:172.31.31.12 > > > ringnumber: 0 > > > mcastport: 5405 > > > ttl: 1 > > > } > > > transport: udpu > > > } > > > logging { > > > fileline: off > > > to_stderr:yes > > > to_logfile: yes > > > to_syslog:yes > > > logfile:/var/log/cluster/corosync.log > > > debug:off > > > timestamp: on > > > logger_subsys { > > > subsys: AMF > > > debug:off > > > } > > > } > > > service { > > > name: pacemaker > > > ver: 1 > > > } > > > amf { > > > mode: disabled > > > } > > > > > > > > > > > > I went on to partition the master, the rest of the cluster > considered > > > the master down and elected a new master. > > > > > > But the corosync on the partitoned node didnt realize loss of > > quoram and > > > consequently pacemaker didnt shut down the resources. Giving me a > > > multi-master scenario. > > > > > > I have tried adding , quorum tool as votequoram and it seems to > > give the > > > same result. > > > > > > Why isn't corosync not detecting this scenario ? any ideas. > > > > > > I used IP tables to block all UDP traffic in and out of the node . > I > > > didn't block traffic on lo. > > > > > > any help would be appreciated. > > > > On EL6, cman is the quorum provider. You need to have a skeleton > > cluster.conf setup with it's fencing passed over to pacemaker via > > fence_pcmk. > > > > It you use pcs/pcsd, it will configure everything for you. Do NOT > > configure corosync directly; You need to configure it inside cman > > itself. Reset corosync.conf back to defaults. > > > > Reference; > > > > http://clusterlabs.org/doc/en-US/Pacemaker/1.1-plugin/html- > single/Clusters_from_Scratch/index.html > > <http://clusterlabs.org/doc/en-US/Pacemaker/1.1-plugin/ > html-single/Clusters_from_Scratch/index.html> > > > > -- > > Digimer > > Papers and Projects: https://alteeve.com/w/ > > "I am, somehow, less interested in the weight and convolutions of > > Einstein’s brain than in the near certainty that people of equal > talent > > have lived and died in cotton fields and sweatshops." - Stephen Jay > > Gould > > > > _______________________________________________ > > Users mailing list: Users@clusterlabs.org <mailto: > Users@clusterlabs.org> > > http://lists.clusterlabs.org/mailman/listinfo/users > > <http://lists.clusterlabs.org/mailman/listinfo/users> > > > > Project Home: http://www.clusterlabs.org > > Getting started: > > http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > > <http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf> > > Bugs: http://bugs.clusterlabs.org > > > > > > > > > > _______________________________________________ > > Users mailing list: Users@clusterlabs.org > > http://lists.clusterlabs.org/mailman/listinfo/users > > > > 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.com/w/ > "I am, somehow, less interested in the weight and convolutions of > Einstein’s brain than in the near certainty that people of equal talent > have lived and died in cotton fields and sweatshops." - Stephen Jay Gould > > _______________________________________________ > Users mailing list: Users@clusterlabs.org > http://lists.clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org >
_______________________________________________ Users mailing list: Users@clusterlabs.org http://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
