[afnog] NEED HELP
johan at kafit.se
Thu Feb 28 10:22:40 UTC 2013
Application was openerp :) But yes a master <-> master replication is
needed and I'm quite unsure on how postgresql (that openerp uses as
backend database) handles that. I don't think it will do so out of the
I have many designs for high availability but none of the includes
Best way would to do a setup with kvm/libvirt and migrate a virtual
host on failure.
2013-02-28 11:15 skrev Phil Regnauld:
> Johan Bernhardsson (johan) writes:
>> If databases are replicated so they exists on both nodes then i
>> would go for a HA solution with heartbeat or one virtual machine
>> that can be booted on two nodes.
>> The heartbeat solution would move the ip between the machines if one
>> goes down and activate the application on it. And one can move the
>> ip back if the master comes to live and database has been synced
>> But the simplest solution is manual fail over.
> Also, application code will need to be replicated - plus,
> replication of
> the DB needs to be tested in both directions, after the slave
> replica is
> promoted to master.
> If we know the application's name, we might be able to come up with
> useful advice about others who may have done the work before.
> Alternatively, use lxc/linux-vserver or jails as lightweight
> combined with regular replication of the content from node A to node
> B (the
> entire machine).
Security all the way ...
Email: johan at kafit.se
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