[Pacemaker] Announcing release 0.1.0 of the Assimilation Monitoring Project!

2013-04-19 Thread Alan Robertson
Hi all, This announcement is likely to be of interest to people like you who are concerned about availability. I founded the Linux-HA project (predecessor to Pacemaker) in 1998 and led it for nearly 10 years. Back in about November 2010, I announced the beginnings of what would become the Assimi

[Pacemaker] crm_attribute not returning node attribute

2013-04-19 Thread Brian J. Murrell
Given: host1# crm node attribute host1 show foo scope=nodes name=foo value=bar Why doesn't this return anything: host1# crm_attribute --node host1 --name foo --query host1# echo $? 0 cibadmin -Q confirms the presence of the attribute: This is on pac

[Pacemaker] Kernel WARN unpack_status in syslog

2013-04-19 Thread Ivor Prebeg
Guys, I can't get rid of following warnings: Apr 19 19:00:37 node2 crmd: [32230]: WARN: start_subsystem: Client pengine already running as pid 32240 Apr 19 19:00:44 node2 pengine: [32240]: WARN: unpack_status: Node node1 in status section no longer exists Apr 19 19:00:44 node2 pengine: [32240]:

Re: [Pacemaker] Routing-Ressources on a 2-Node-Cluster

2013-04-19 Thread T.
Hi David, > Why can't both your cluster nodes have 10.20.10.1 as their default > route all the time? because the different locations have different networks, routers, IP-addresses etc. But to be always reachable from the outside, they need one common IP-address, that is valid on the active node.

Re: [Pacemaker] Routing-Ressources on a 2-Node-Cluster

2013-04-19 Thread David Coulson
On 4/19/13 5:48 AM, T. wrote: When a server gets active, it will get the cluster-ip "10.20.10.70" and the default route to "10.20.10.1". Why can't both your cluster nodes have 10.20.10.1 as their default route all the time? Your configuration seems to have way too many moving parts and since

Re: [Pacemaker] HA KVM over DRBD primary/secondary configuration

2013-04-19 Thread Rasto Levrinc
On Fri, Apr 19, 2013 at 11:15 AM, Alexandr A. Alexandrov wrote: > Hi! > > I do not need CMAN config to be created, since I do not use CMAN... It's possible, you would have to on RHEL6 system. > I tried LCMC, it seems to recognize cluster/drbd settings. > However, when I was finishing looking at

Re: [Pacemaker] pcs equivalent of crm configure erase

2013-04-19 Thread emmanuel segura
I don't know why redhat doesn't give to the users the alternatives to use what they want sorry for my ugly english :-) Thanks 2013/4/19 T. > Hi Chris, > > > No, you're definitely not missing anything. The 'pcs cluster cib' > > output isn't pretty. > why there is an approach to build a new co

Re: [Pacemaker] Routing-Ressources on a 2-Node-Cluster

2013-04-19 Thread T.
Hi, > Because the nodes are located in different networks, each node needs > it's own route-ressource, that is only valid if the node is passive and > will be removed when this node goes active and gets the default route > for the cluster-ip. I did not found any solution for this, so I'm going "th

Re: [Pacemaker] pcs equivalent of crm configure erase

2013-04-19 Thread T.
Hi Chris, > No, you're definitely not missing anything. The 'pcs cluster cib' > output isn't pretty. why there is an approach to build a new config-tool at all? Why not use the crmsh? Why it was dropped in the RHEL-build? Does it have some relevant disadvantages? -- To Answer please replace "in

Re: [Pacemaker] HA KVM over DRBD primary/secondary configuration

2013-04-19 Thread Alexandr A. Alexandrov
Hi! I do not need CMAN config to be created, since I do not use CMAN... I tried LCMC, it seems to recognize cluster/drbd settings. However, when I was finishing looking at it, I got corosync dead! :-( Apr 19 12:45:30 kennedy corosy

Re: [Pacemaker] HA KVM over DRBD primary/secondary configuration

2013-04-19 Thread Rasto Levrinc
On Fri, Apr 19, 2013 at 9:11 AM, Alexandr A. Alexandrov wrote: > Hi Rasto, > > Note that on RHEL 6/CentOS 6, you should run the Pacemaker through CMAN and > not a Corosync plugin I wonder if that's still true, but better be safe than sorry. > > > Not glad to hear that... We are using Pacemaker+

Re: [Pacemaker] HA KVM over DRBD primary/secondary configuration

2013-04-19 Thread Alexandr A. Alexandrov
Hi Rasto, Note that on RHEL 6/CentOS 6, you should run the Pacemaker through CMAN and not a Corosync plugin Not glad to hear that... We are usingĀ  Pacemaker+Corosync everywhere (SuSe, CentOS, OracleLinux servers). Is there any wa