Re: [Linux-cluster] Failover not happening when SAN connectivity failed

2010-02-04 Thread Kukkala Prasad
Hi Charles, Here is the configuration details.

Re: [Linux-cluster] Quorum disk over RAID software device

2010-02-04 Thread Gordan Bobic
Thomas, It sounds like what you're looking for is Open Shared Root: http://www.open-sharedroot.org/ Gordan Thomas Meller wrote: Just found this thread while searching for illumination. We are running a self-constructed cluster setup since 4 Years on a 2.4 kernel (RHAS3). It's a two-machine s

Re: [Linux-cluster] Quorum disk over RAID software device

2010-02-04 Thread Thomas Meller
Just found this thread while searching for illumination. We are running a self-constructed cluster setup since 4 Years on a 2.4 kernel (RHAS3). It's a two-machine setup, nothing fancy. The fancy thing is that we boot the nodes in different computing centers from mirrored SAN devices which are ru

Re: [Linux-cluster] Active Active Cluster

2010-02-04 Thread Cleber Rodrigues
Folks, For the sole purpose of providing info: We had a very specific customer demand for high availability of a Web application, plus MySQL service and data. The machines holding theses services would be out in the field, with no access whatsoever to shared storage. We implemented a two node R

Re: [Linux-cluster] Active Active Cluster

2010-02-04 Thread Jeff Sturm
> -Original Message- > From: linux-cluster-boun...@redhat.com > [mailto:linux-cluster-boun...@redhat.com] > On Behalf Of Gordan Bobic > Sent: Thursday, February 04, 2010 4:31 AM > To: linux clustering > Subject: Re: [Linux-cluster] Active Active Cluster > > 3) MySQL Cluster > Pros: Faster

Re: [Linux-cluster] Failover not happening when SAN connectivity failed

2010-02-04 Thread Charles Riley
(you don't really expect someone to help you with no information regarding your configuration, do you?) Charles Charles Riley eRAD, Inc. - Original Message - From: "Kukkala Prasad" To: linux-cluster@redhat.com Sent: Thursday, February 4, 2010 5:42:35 AM GMT -05:00 US/Canada Eastern

[Linux-cluster] Failover not happening when SAN connectivity failed

2010-02-04 Thread Kukkala Prasad
Hi All, We have a cluster setup with Redhat Cluster Suite on RHEL5 OS. SAN is one of the resource configured in the cluster. We observed that if the SAN connectivity is lost on a given node then resources are not getting failovered to second node. How to resolve this problem? Regards, Prasad.

Re: [Linux-cluster] Active Active Cluster

2010-02-04 Thread Gordan Bobic
Muhammad Ammad Shah wrote: HI, Is it possible to setup Active/Active cluster using two nodes, (i want to test this on MySQL and Oracle 11G). or it requires some other software? Not sure how Oracle handles this use-case, but with MySQL you have three options: 1) Master-Master replication P

Re: [Linux-cluster] Active Active Cluster

2010-02-04 Thread Rajagopal Swaminathan
Greetings, On Thu, Feb 4, 2010 at 10:41 AM, Muhammad Ammad Shah wrote: > > Is it possible to setup Active/Active cluster using two nodes, (i want to > test this on MySQL and Oracle 11G). or it requires some other software? > You will need Oracle RAC. Use the OS clustering for Active/passive DB.