[afnog] NEED HELP

Seun Ojedeji seun.ojedeji at gmail.com
Thu Feb 28 10:24:31 UTC 2013

Hello Phil and all,

On Thu, Feb 28, 2013 at 11:15 AM, Phil Regnauld <regnauld at nsrc.org> wrote:

> 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
> > again.
> >
> > 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.
> From my understanding it looks like yousif already have a way for data
replication and just needs a failover system?..... at Yousif i think the
suggestion of Johan i.e using the IP failover will be the easiest and less
hassle free(again assuming you all have the content replication process
figured out).


>         If we know the application's name, we might be able to come up
> with some
>         useful advice about others who may have done the work before.
>         Alternatively, use lxc/linux-vserver or jails as lightweight
> virtualization
>         combined with regular replication of the content from node A to
> node B (the
>         entire machine).
>         Cheers,
>         Phil
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*Seun Ojedeji,
Federal University Oye-Ekiti
web:      http://www.fuoye.edu.ng
Mobile: +2348035233535
**alt email: <http://goog_1872880453>seun.ojedeji at fuoye.edu.ng*
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