RE: [load balancing] steps to create warm stand by of BIG-IP v4.2

From: Matt Bazan <MbazanIZZATonelegal.com>
Date: Wed Jun 22 2005 - 17:41:28 EDT

Thanks for all the replies. Long story short - we're going to implement
active/passive redundancy ;-)

  Matt

> -----Original Message-----
> From: owner-lb-l@vegan.net [mailto:owner-lb-l@vegan.net] On
> Behalf Of Cauthorn, Matt (MAN-Corporate)
> Sent: Wednesday, June 22, 2005 12:12 PM
> To: 'lb-l@vegan.net'
> Subject: RE: [load balancing] steps to create warm stand by
> of BIG-IP v4.2
>
>
> Do you have any idea of the logic behind the choice to not
> make them redundant?
>
> In any case, you can do this by moving over the configs
> (bigip.conf is the key file here) manually. If the only
> requirement is that the standby is simply not on the network,
> you could roll up a pseudo pair by keeping the appropriate
> interfaces down on the standby, but still take advantage of
> the config sync that a real pair offers. That way your
> "failover" would be enabling the interfaces on the standby.
> But this is still ugly and will increase your exposure to
> errors and time to recovery.
>
> Matt C.
>
> PS - If you haven't done so already, a demo of the failover
> mechanism and other features may help your case for a real
> redundant pair. I have done this in the past, and it made a
> huge (positive) difference.
>
>
>
> -----Original Message-----
> From: owner-lb-l@vegan.net [mailto:owner-lb-l@vegan.net] On
> Behalf Of Matt Bazan
> Sent: Monday, June 20, 2005 7:37 PM
> To: lb-l@vegan.net
> Subject: RE: [load balancing] steps to create warm stand by
> of BIG-IP v4.2
>
> This is a mgmt. decision to NOT run the units as a redundant pair.
>
> > -----Original Message-----
> > From: owner-lb-l@vegan.net [mailto:owner-lb-l@vegan.net] On
> > Behalf Of Harlan Richard C
> > Sent: Monday, June 20, 2005 2:18 PM
> > To: lb-l@vegan.net
> > Subject: RE: [load balancing] steps to create warm stand by
> > of BIG-IP v4.2
> >
> >
> > Why now run the units as redundant pairs? It would give you
> > automatic fail over config sysnc and traffic mirroring
> > between the two units, and more.
> >
> > -----Original Message-----
> > From: owner-lb-l@vegan.net [mailto:owner-lb-l@vegan.net] On
> > Behalf Of Matt Bazan
> > Sent: Monday, June 20, 2005 2:40 PM
> > To: lb-l@vegan.net
> > Subject: [load balancing] steps to create warm stand by of
> BIG-IP v4.2
> >
> > Hi,
> > I'd like to create a warm stanby (a machine that simply
> > needs to be plugged in) backup unit to my primary BIG-IP
> > device. Can someone provide me with some steps on what I'll
> > need to do to make this work? I assume that I'll need to to
> > take the place of the primary unit in case of failure? Would
> > it be a simple matter of copying over the config, host, db,
> > and networking files? Thanks,
> >
> > Matt
> >
> >
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> >
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> >
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>

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Received on Wed Jun 22 17:47:15 2005

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