[Spread-users] Running Wackamole and Spread with members in different subnet

Min Lu minlu at nc.rr.com
Wed Jan 15 19:35:12 EST 2003


That depends on the application and resource dependencies. We
also  factor in how tolerant applications are to the latency.

-----Original Message-----
From: spread-users-admin at lists.spread.org
[mailto:spread-users-admin at lists.spread.org] On Behalf Of Theo
Schlossnagle
Sent: Wednesday, January 15, 2003 9:57 AM
To: Min Lu
Cc: Theo Schlossnagle; spread-users at lists.spread.org
Subject: Re: [Spread-users] Running Wackamole and Spread with members in
different subnet



On Wednesday, Jan 15, 2003, at 09:43 US/Eastern, Min Lu wrote:
> Yes. This would give me some partial WAN(global cluster) cluster
> functions.

I didn't ask "why" you wanted to do this.  That is pretty clear.  I
asked how you expected it to work.  How do you invision a failure and
recover happening.  It sounds like you are talking about a routing
problem (albeit a solved one).

> -----Original Message-----
> From: spread-users-admin at lists.spread.org
> [mailto:spread-users-admin at lists.spread.org] On Behalf Of Theo
> Schlossnagle
> Sent: Tuesday, January 14, 2003 9:10 PM
> To: Min Lu
> Cc: Theo Schlossnagle; spread-users at lists.spread.org
> Subject: Re: [Spread-users] Running Wackamole and Spread with members
> in
> different subnet
>
>
> On Tuesday, Jan 14, 2003, at 18:34 US/Eastern, Min Lu wrote:
>> We tested Wackamole earlier on Solaris. It worked pretty well with
>> nodes in the same subnet.
>>
>> Does this stuff work if members of the cluster are in different
>> subnet? Does it rely on MAC address for any its functions? We intend
>> to deploy it in a WAN environment.
>
> How do you plan on having a machine A on subnet A' taking the IP
> address of machine B on subnet B'?
>
> --
> Theo Schlossnagle
> Principal Consultant
> OmniTI Computer Consulting, Inc. -- http://www.omniti.com/
> Phone:  +1 410 872 4910 x201     Fax:  +1 410 872 4911
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>
>
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>
--
Theo Schlossnagle
Principal Consultant
OmniTI Computer Consulting, Inc. -- http://www.omniti.com/
Phone:  +1 410 872 4910 x201     Fax:  +1 410 872 4911
1024D/82844984/95FD 30F1 489E 4613 F22E  491A 7E88 364C 8284 4984
2047R/33131B65/71 F7 95 64 49 76 5D BA  3D 90 B9 9F BE 27 24 E7


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