But now pacemaker not able to connect with cib, connection refused, [root@test01 ~]# crm_mon -1 Could not establish cib_ro connection: Connection refused (111)
Connection to cluster failed: Transport endpoint is not connected On Tue, Sep 17, 2013 at 5:26 PM, Gopalakrishnan N < gopalakrishnan...@gmail.com> wrote: > Now am able to see both nodes are registered... > > Node Sts Inc Joined Name > 1 M 124 2013-09-17 22:05:31 test01.iopextech.com > 2 M 132 2013-09-17 22:31:33 test02.iopextech.com > > Is there any timeout option, where i can increase or decrease based on > this? > > Thanks.. > > > On Tue, Sep 17, 2013 at 4:53 PM, Gopalakrishnan N < > gopalakrishnan...@gmail.com> wrote: > >> Even after giving FQDN in my /etc/hosts and /etc/sysconf/network also >> updated in cluster.conf, propogated to other node as well, but still its >> showing only one node. And muticast also enabled in my switch. >> >> >> >> >> On Mon, Sep 16, 2013 at 11:52 PM, Gopalakrishnan N < >> gopalakrishnan...@gmail.com> wrote: >> >>> My /etc/hosts is like this, >>> cat /etc/hosts >>> 127.0.0.1 localhost localhost.localdomain localhost4 >>> localhost4.localdomain4 >>> ::1 localhost localhost.localdomain localhost6 >>> localhost6.localdomain6 >>> 10.30.2.98 test01.iopextech.com test01 >>> 10.30.2.99 test02.iopextech.com test02 >>> >>> >>> and in my cluster.conf i have given the short name. So what you are >>> saying better to use FQDN...! >>> >>> I will try to give FQDN in all my configuration files. >>> >>> And will try. Let's see. >>> >>> Thanks for your comments. >>> >>> >>> >>> On Mon, Sep 16, 2013 at 11:41 PM, Florian Crouzat < >>> gen...@floriancrouzat.net> wrote: >>> >>>> Le 16/09/2013 17:30, Gopalakrishnan N a écrit : >>>> >>>>> Hey Guys, >>>>> >>>>> The OS am running is CentOS 6.4 (64bit) and I have disabled IPtables >>>>> and >>>>> SeLinux. >>>>> >>>>> My goal is to make Apache Tomcat as HA. As a first step thought of >>>>> testing with Apache. >>>>> >>>>> My network setup is like this, >>>>> Node1 is connected to switch >>>>> Note2 is connected to switch. >>>>> >>>>> My cluster.conf file is as follows, >>>>> [root@test01 ~]# cat /etc/cluster/cluster.conf >>>>> <?xml version="1.0"?> >>>>> <cluster config_version="1" name="mycluster1"> >>>>> <logging debug="off"/> >>>>> <clusternodes> >>>>> <clusternode name="test01" nodeid="1"> >>>>> <fence> >>>>> <method name="pcmk-redirect"> >>>>> <device name="pcmk" port="test01"/> >>>>> </method> >>>>> </fence> >>>>> </clusternode> >>>>> <clusternode name="test02" nodeid="2"> >>>>> <fence> >>>>> <method name="pcmk-redirect"> >>>>> <device name="pcmk" port="test02"/> >>>>> </method> >>>>> </fence> >>>>> </clusternode> >>>>> </clusternodes> >>>>> <fencedevices> >>>>> <fencedevice name="pcmk" agent="fence_pcmk"/> >>>>> </fencedevices> >>>>> </cluster> >>>>> >>>>> >>>>> And @some point of time am able to see both nodes are registered, >>>>> [root@test01 ~]# cman_tool nodes >>>>> Node Sts Inc Joined Name >>>>> 1 M 104 2013-09-17 02:01:11 test01 >>>>> 2 M 108 2013-09-17 02:15:07 test02 >>>>> >>>>> And @sometimes with crm_mon -1, I get the following >>>>> >>>>> [root@test01 ~]# crm_mon -1 >>>>> Last updated: Tue Sep 17 02:47:27 2013 >>>>> Last change: Tue Sep 17 00:42:43 2013 via crmd on test01 >>>>> Stack: cman >>>>> Current DC: NONE >>>>> 4 Nodes configured, 2 expected votes >>>>> 0 Resources configured. >>>>> >>>>> >>>>> Node test01: UNCLEAN (offline) >>>>> Node test01.iopextech.com <http://test01.iopextech.com>: UNCLEAN >>>>> (offline) >>>>> Node test02: UNCLEAN (offline) >>>>> Node test02.iopextech.com <http://test02.iopextech.com>: UNCLEAN >>>>> (offline) >>>>> >>>>> Thanks. >>>>> >>>>> >>>> Ok, if you are still unhappy with CMAN check your switch for multicast. >>>> >>>> From there, I assume you are happy with cman otherwise there are no >>>> reasons to start pacemaker, but you did, so you get my point ;) >>>> >>>> This kind of errors often indicates that your /etc/hosts or DNS is >>>> wrong and pacemaker has a hard time to map hostnames and IPs, etc (not sure >>>> about the internals there...) >>>> Get rid of the invalid nodes by editing the configuration; stop >>>> pacemaker; fix your resolutions and retry. >>>> >>>> In the entire process, I usually use FQDN in my cluster.conf file, and >>>> I add them and the corresponding ring IP in my /etc/hosts file on all >>>> nodes. I also use the same FQDN in my pacemaker configuration. >>>> >>>> Cheers >>>> >>>> >>>> >>>>> >>>>> >>>>> On Mon, Sep 16, 2013 at 8:40 PM, Florian Crouzat >>>>> <gen...@floriancrouzat.net >>>>> <mailto:gentoo@floriancrouzat.**net<gen...@floriancrouzat.net>>> >>>>> wrote: >>>>> >>>>> Le 16/09/2013 14:18, Gopalakrishnan N a écrit : >>>>> >>>>> Do I need to have a cross over cable between each node? Is it >>>>> mandatory? >>>>> >>>>> >>>>> Nop it doesn't. >>>>> In your case, I'd check the network architecture and/or firewalling >>>>> regarding multicast. You probably either have wrong iptables and/or >>>>> a switch dropping your multicast corosync ring(s). >>>>> >>>>> Also, please, as Andreas said: try to communicate with us in a more >>>>> efficient way: more context, more informations and more output >>>>> (pasted somewhere). >>>>> >>>>> We are happy to help people, but we don't have to waste our time >>>>> trying to understand what these exact people doesn't tell us >>>>> because >>>>> they are lazy. >>>>> >>>>> ps: also use 'corosync-objctl' ; it's a good command to debug rings >>>>> and configurations. >>>>> >>>>> Cheers, >>>>> Florian. >>>>> >>>>> >>>>> >>>>> On Mon, Sep 16, 2013 at 8:01 PM, Gopalakrishnan N >>>>> <gopalakrishnan...@gmail.com >>>>> <mailto:gopalakrishnan.an@**gmail.com<gopalakrishnan...@gmail.com> >>>>> > >>>>> <mailto:gopalakrishnan.an@__gm**ail.com <http://gmail.com> >>>>> >>>>> >>>>> <mailto:gopalakrishnan.an@**gmail.com<gopalakrishnan...@gmail.com>>>> >>>>> wrote: >>>>> >>>>> Again the when i restarted the pacemaker and cman not the >>>>> nodes are >>>>> not in online, back to square 1. >>>>> >>>>> node1 shows only node1 online, and node2 says node2 >>>>> online. >>>>> I don't >>>>> know what's happening in the background... >>>>> >>>>> Any advice would be appreciated.. >>>>> >>>>> Thanks. >>>>> >>>>> >>>>> On Mon, Sep 16, 2013 at 6:47 PM, Gopalakrishnan N >>>>> <gopalakrishnan...@gmail.com >>>>> <mailto:gopalakrishnan.an@**gmail.com<gopalakrishnan...@gmail.com> >>>>> > >>>>> <mailto:gopalakrishnan.an@__gm**ail.com <http://gmail.com> >>>>> >>>>> <mailto:gopalakrishnan.an@**gmail.com<gopalakrishnan...@gmail.com> >>>>> >>> >>>>> >>>>> wrote: >>>>> >>>>> Hi guys, >>>>> >>>>> I got it, basically it tool some time to propogate and >>>>> now two >>>>> nodes are showing online... >>>>> >>>>> Thanks. >>>>> >>>>> >>>>> On Mon, Sep 16, 2013 at 6:39 PM, Gopalakrishnan N >>>>> <gopalakrishnan...@gmail.com >>>>> <mailto:gopalakrishnan.an@**gmail.com<gopalakrishnan...@gmail.com> >>>>> > >>>>> <mailto:gopalakrishnan.an@__gm**ail.com<http://gmail.com> >>>>> >>>>> >>>>> <mailto:gopalakrishnan.an@**gmail.com<gopalakrishnan...@gmail.com>>>> >>>>> wrote: >>>>> >>>>> I have configured CMAN as per the link >>>>> http://clusterlabs.org/doc/en-**__US/Pacemaker/1.1-plugin/** >>>>> html-__single/Clusters_from_**Scratch/__index.html#_**configuring_cman<http://clusterlabs.org/doc/en-__US/Pacemaker/1.1-plugin/html-__single/Clusters_from_Scratch/__index.html#_configuring_cman> >>>>> >>>>> <http://clusterlabs.org/doc/**en-US/Pacemaker/1.1-plugin/** >>>>> html-single/Clusters_from_**Scratch/index.html#_**configuring_cman<http://clusterlabs.org/doc/en-US/Pacemaker/1.1-plugin/html-single/Clusters_from_Scratch/index.html#_configuring_cman> >>>>> > >>>>> but >>>>> when I type cman_tools nodes only one node is >>>>> online even >>>>> thought the cluster.conf is propogated in other >>>>> node as well. >>>>> >>>>> what could be the reason, in node1, cman_tool >>>>> nodes >>>>> shows >>>>> only node1 online, in node2 it shows only node2 is >>>>> online. >>>>> How to make two nodes as online, even thought CMAN >>>>> service >>>>> is running in both nodes. >>>>> >>>>> Thanks in advance. >>>>> >>>>> Regards, >>>>> Gopal >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> ______________________________**___________________ >>>>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>>>> >>>>> <mailto:Pacemaker@oss.**clusterlabs.org<Pacemaker@oss.clusterlabs.org> >>>>> > >>>>> >>>>> http://oss.clusterlabs.org/__**mailman/listinfo/pacemaker<http://oss.clusterlabs.org/__mailman/listinfo/pacemaker> >>>>> >>>>> >>>>> <http://oss.clusterlabs.org/**mailman/listinfo/pacemaker<http://oss.clusterlabs.org/mailman/listinfo/pacemaker> >>>>> > >>>>> >>>>> 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> >>>>> >>>>> >>>>> <http://www.clusterlabs.org/**doc/Cluster_from_Scratch.pdf<http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf> >>>>> > >>>>> Bugs: http://bugs.clusterlabs.org >>>>> >>>>> >>>>> >>>>> -- >>>>> Cheers, >>>>> Florian Crouzat >>>>> >>>>> ______________________________**___________________ >>>>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>>>> <mailto:Pacemaker@oss.**clusterlabs.org<Pacemaker@oss.clusterlabs.org> >>>>> > >>>>> >>>>> http://oss.clusterlabs.org/__**mailman/listinfo/pacemaker<http://oss.clusterlabs.org/__mailman/listinfo/pacemaker> >>>>> >>>>> >>>>> <http://oss.clusterlabs.org/**mailman/listinfo/pacemaker<http://oss.clusterlabs.org/mailman/listinfo/pacemaker> >>>>> > >>>>> >>>>> 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> >>>>> >>>>> >>>>> <http://www.clusterlabs.org/**doc/Cluster_from_Scratch.pdf<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<http://oss.clusterlabs.org/mailman/listinfo/pacemaker> >>>>> >>>>> 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 >>>>> >>>>> >>>> >>>> -- >>>> Cheers, >>>> Florian Crouzat >>>> >>>> ______________________________**_________________ >>>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org >>>> http://oss.clusterlabs.org/**mailman/listinfo/pacemaker<http://oss.clusterlabs.org/mailman/listinfo/pacemaker> >>>> >>>> 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 >>>> >>> >>> >> >
_______________________________________________ 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
