2
votes
1answer
189 views

clvmd problems during the RHEV cluster deployment

We are deploying Red Hat Enterprise Virtualization cluster and we faced a problem attempting to start clvmd service after the lvm partition creating. The following has been completed successfully: ...
1
vote
2answers
783 views

How to set up a pacemaker cluster for active/active scenario and how it works?

I try to set up my first pacemaker cluster as a FTP Server. There are two Server installed with a fresh centos 6.5 and proftpd First step was to install pacemaker and some configuration Tools with: ...
2
votes
2answers
407 views

Why has Red Hat Cluster Suite stopped working?

I've been testing the Cluster Suite on CentOS 6.4, and had it working fine, but I noticed today [8th August, when this question was originally asked] that it's not liking the config that was ...
0
votes
1answer
148 views

MariaDB Galera Cluster hang after issue cluster command

When trying to cluster two MariaDB Galera servers on RHEL 6 together using the command: mysqld -uroot --wsrep_cluster_address=gcomm:// and the screen then sits there, and looks at me with this ...
0
votes
1answer
132 views

RedHat 6 Cluster Failover

I'm testing the RedHat Cluster Administration tool documented here: https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Cluster_Administration/index.html I have two ...
0
votes
0answers
129 views

Redhat cluster not working

I have 2 services "Cache" and "Postgres" running in cluster for 2 linux server nodes: Member Name ID Status ------ ---- ...
0
votes
0answers
25 views

Creating Glassfish Cluster nodes across different OSes (Windows Server 2008 and Redhat)

Is it possible to create a Glassfish 3.1.2 CE cluster with one node on Windows 2008 and another on Redhat?
1
vote
1answer
82 views

Red-Hat Cluster failover notification?

Is there anyway to get a notification / setup a notification mechanizem when the cluster fails over?
0
votes
1answer
74 views

Red-Hat Cluster doesnt migrate services on node shutdown

I have a RHCS with two nodes and manual fencing. when I restart Node 1 (the primary) it migrates both services to Node 2 automatically. but when I shutdown Node 1, it doesnt happen and I need to use ...
0
votes
1answer
126 views

How virtual ip shifts between two nodes

In redhat clustering (HA), Due to lack of knowledge on clustering, If the master node fails the virtual ip will be shifted to slave and the second node becomes the master, how the shifting of virtual ...
2
votes
1answer
931 views

Redhat cluster Vs Pacemaker Vs Gluster Vs Sheepdog

Changing the entire question as earlier one was very confusing. I have been exploring different clustering system to run Virtual machines on two different machines on LAN with high availability. ...
0
votes
0answers
637 views

Fence device for RHEL cluster node on vmware workstation

I have a host with Windows 7. I installed VMware Workstation where I have installed two virtual machines. Each virtual machine is a rhel 6.2 node running clustersuite. Do you know which fence device ...
0
votes
1answer
91 views

delete all files on all nodes on a RedHat cluster?

I am developing a program that runs on a cluster and writes a lot of short bits. First, it outputs to the node's scratch directory; when it is done, it rsyncs the files to a hard drive and then ...
1
vote
3answers
2k views

Red Hat cluster: Failure of one of two services sharing the same virtual IP tears down IP

I'm creating a 2+1 failover cluster under Red Hat 5.5 with 4 services of which 2 have to run on the same node, sharing the same virtual IP address. One of the services on each node (called disk1 and ...
0
votes
0answers
44 views

Can I delete my configuration files after submitting a job?

If I submit a set of jobs using PBS in this way: for f in configfiles do qsub [options] ./script.sh $f done Can I remove the config files as soon as the job has been submitted, e.g.: for f in ...
0
votes
1answer
169 views

Ricci timeout issue

I'm just playing around with Conga and it looks very neat... if only it worked well enough! It was working great when I was setting up the cluster. I could click around all over the Luci interface ...
4
votes
1answer
589 views

Red Hat/CentOS cluster compared to HeartBeat?

What are the main differences (other then UI) between RH/CentOS cluster and heartbeat? I have some experience using heartbeat, but wondered what the RH/CentOS provides, and looking at docs it seems ...
0
votes
2answers
322 views

We need MySQL redundancy but replication is not an option

We have an app with some peculiar characteristics that prevent us from doing master-slave MySQL replication. It's something to do with random numbers being generated for each session and stored ...
0
votes
2answers
738 views

RHCS 5 NFS cluster node not releasing TCP 2049 on relocate

Imagine if you will you have a 2 node Red Hat NFS Cluster; each node is RHEL5.4 64bit and they share a SAN LUN for the data. The primary interface on each server is HA failover bonded (bond0, ...
0
votes
1answer
202 views

Is it possible to run a mixed Red Hat O/S version Oracle RAC Cluster

I have a client who is currently running a 4 node Oracle RAC Database cluster. They want to add new hardware for 2 new nodes. The current nodes are running Red Hat 4.4 Oracle RAC and Database software ...
3
votes
1answer
466 views

What applications can be used in a Red Hat/CentOS cluster?

When I look at the Red Hat cluster manuals 1 2, they only explain how to install it but not what applications can use it. I am new to clusters, so I don't know these things =) Let's say I want to 3 ...
3
votes
5answers
4k views

Disable fencing in RedHat Cluster?

Whilst I'm developing with RedHat Cluster, I'd like to be able to disable fencing completely. The documentation for this stuff is fairly lacking - can I do this at all, or should I be looking to fake ...
1
vote
2answers
1k views

How can I configure MySQL data folder in a Red Hat cluster suite running in VMware

I have configured Red Hat cluster in VMware. I created two nodes Node00 and Node01 which are running CentOs 5.2. I have added MySQL service to my cluster. When I suspend Node00 then instance is moved ...
-3
votes
3answers
636 views

cluster suite rhel

we have set 2 node cluster with san box our config like that HS22 IBM blade center with T3400 SAN box with SAN Switch i have try with RHEL 5.2 RHEL 5.3 RHEL 5.4 cluster suite i can reboot using luci ...
0
votes
4answers
863 views

What is gcp and where can I find it? [closed]

I currently try to install a software package (unfortunately the support is very unhelpful for various reasons). The software has an install script which works quite well, however the script checks ...
1
vote
1answer
140 views

Regular syslogd clusvcmgrd messages dumped to ALL terminals

Just a few days ago we are suddenly now getting messages like this dumped to every open terminal every couple minutes: Message from syslogd@hartnell at Wed Sep 2 11:15:27 2009 ... hartnell ...
1
vote
2answers
164 views

GFS broken down, unable to start lock_gulmd, says state=Expired

Someting has broken and I lost a connection with storage on first server. Second server had access to that FS. I tried to restart GFS by service lock_gulmd, gfs, pool, ccsd stop/start (in various ...