where is the hb_generation file ?
Thanks. Hai Tao > Date: Fri, 29 Jul 2011 12:11:43 -0700 > From: [email protected] > To: [email protected] > Subject: Re: [Linux-HA] replace a dead node > > the one other thing you may have to do is to change the hb_generation file on > the new box. sometimes I have needed to do this, other times I have not. > check > the log file on both systems when you bring the new box up, if either of them > complain about the generation number of the other box, shutdown heartbeat on > the > new box and copy the file over (or update the value in the file) on the new > box. > > David Lang > > > On Fri, 29 Jul 2011, mike wrote: > > > Date: Fri, 29 Jul 2011 16:06:25 -0300 > > From: mike <[email protected]> > > Reply-To: General Linux-HA mailing list <[email protected]> > > To: General Linux-HA mailing list <[email protected]> > > Subject: Re: [Linux-HA] replace a dead node > > > > My first thought (kinda off the cuff really) is this: > > Create the new server with the same name as the old master > > Install the HA binaries > > Copy the ha.cf file from the backup node to the new node > > Copy the/etc/ha.d/authkeys file form the backup server to the new > > server. > > Copy the crm configuration files over, i.e. > > /var/lib/heartbeat/crm/cib.xml and /var/lib/heartbeat/crm/cib.xml.sig > > Copy any application related config files over, i.e. apache.conf, > > /etc/init.d/mysql and so on. > > Start heartbeat on the new node and it should join in with the cluster > > unless I missed something. > > > > Good luck. Let me know how it goes. I'd be interested in knowing if I > > missed something. > > > > -mgb > > > > On 11-07-29 02:47 PM, Hai Tao wrote: > >> I have a two nodes cluster. The master is dead, and the application has > >> failed over to the slave now. I need to replace the master with a new > >> server. The question is, how can I make the current node accept the new > >> node as its peer, and make a new cluster? > >> > >> > >> Thanks. > >> > >> > >> > >>> From: [email protected] > >>> To: [email protected] > >>> Date: Fri, 22 Jul 2011 13:58:55 -0700 > >>> Subject: Re: [Linux-HA] Does HA monitor its resources? > >>> > >>> > >>> How can I disable HA without stopping the resources then? > >>> > >>> I like to disable HA by stopping the heartbeat, but once I do that a > >>> failover will happen, but I do not want that. > >>> > >>> Thanks. > >>> > >>> Hai Tao > >>> > >>> > >>> > >>>> Date: Fri, 22 Jul 2011 17:23:58 -0300 > >>>> From: [email protected] > >>>> To: [email protected] > >>>> Subject: Re: [Linux-HA] Does HA monitor its resources? > >>>> > >>>> It should re-enable it yes. Incidentally, you can set the number of > >>>> times it will do this in your cib.xml file in /var/lib/heartbeat/crm. > >>>> > >>>> For instance, on one of my clusters I only want the resource re-started > >>>> 3 times. On a fourth failure I want it to do a failover. I set it with > >>>> this entry in the cib.xml: > >>>> > >>>> <nvpair id="nvpair.id17897906" > >>>> name="default-resource-failure-stickiness" value="500000"/> > >>>> > >>>> Hope this helps. > >>>> > >>>> -mike > >>>> > >>>> > >>>> On 11-07-22 02:55 PM, Hai Tao wrote: > >>>>> Does HA monitor its resources? If I manually disable the floating IP, > >>>>> (for example, ifdown eth0:0), will HA be able to detect that and > >>>>> re-enable the IP? > >>>>> > >>>>> > >>>>> Thanks. > >>>>> > >>>>> Hai Tao > >>>>> > >>>>> > >>>>> > >>>>> > >>>>> _______________________________________________ > >>>>> Linux-HA mailing list > >>>>> [email protected] > >>>>> http://lists.linux-ha.org/mailman/listinfo/linux-ha > >>>>> See also: http://linux-ha.org/ReportingProblems > >>>>> > >>>> _______________________________________________ > >>>> Linux-HA mailing list > >>>> [email protected] > >>>> http://lists.linux-ha.org/mailman/listinfo/linux-ha > >>>> See also: http://linux-ha.org/ReportingProblems > >>> _______________________________________________ > >>> Linux-HA mailing list > >>> [email protected] > >>> http://lists.linux-ha.org/mailman/listinfo/linux-ha > >>> See also: http://linux-ha.org/ReportingProblems > >> > >> _______________________________________________ > >> Linux-HA mailing list > >> [email protected] > >> http://lists.linux-ha.org/mailman/listinfo/linux-ha > >> See also: http://linux-ha.org/ReportingProblems > >> > > > > _______________________________________________ > > Linux-HA mailing list > > [email protected] > > http://lists.linux-ha.org/mailman/listinfo/linux-ha > > See also: http://linux-ha.org/ReportingProblems > > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
