On Thu, Aug 30, 2012 at 8:18 AM, Rajendra Roka <rajend...@gmail.com> wrote:
> Currently we have mysql cluster running in RHEL 6.3 with 2 vmware guest > and using a single share storage through RDM(Raw Device Mapping) > > We don't need high performance multi master environment, but we want to > enable high availablity just incase of one server goes down for mentenence > or any other purpose second node takes over. > > Current configuration is working fine since we have a single data store > but that's preventing the functionality of V-Motion in Vmware environment. > > To avoid this problem, I would like to develop a cluster with local > storage(i.e. vm's local storage rather than using RDM). Our databases are > not really bigger and we never have performance issue here. > > Is there any way we can have 2 identical copies of mysql database so if > master/primary node goes down another one takes over? I don't care if there > is right solution in master/slave mysql environment. > > as long as that works in high avaliablity. I've heard about DRBD but not > sure if that is the right solution in database environment. > > > Please help. > > DRBD for MySQL is not a bad idea. I suggest you to read http://dev.mysql.com/doc/refman/5.0/en/ha-drbd.html This is my experience a long time ago: http://blog.irwan.name/?p=118
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