Mailing List Archive

Virtualizing services.
To the group..

Hi , I am a software developer and am doing some
research before designing a system for some clients.

Right now all i know is that there will be the
following entities whether clustered/loadbalanced or
single systems.

central servers
--file server(s)
--database server(s)

possible node servers (get configurations form db
servers, and data from file servers)
--nt web server(s)
--linux web server(s)
--linux mail server(s)
--..

Would linux virtual server project help me in any way
to acheive this..?

Basically i need a failsafe servers in the central
area.

And load balanced servers in the node area.

If any one can offer any expertise and/or would like
to join the project, please reply.

Thanks so much in advanced.

- rahul singh

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Re: Virtualizing services. [ In reply to ]
Hi Rahul,

> Right now all i know is that there will be the
> following entities whether clustered/loadbalanced or
> single systems.
>
> central servers
> --file server(s)
> --database server(s)
>
> possible node servers (get configurations form db
> servers, and data from file servers)
> --nt web server(s)
> --linux web server(s)
> --linux mail server(s)
> --..
>
> Would linux virtual server project help me in any way
> to acheive this..?

Achieve what?

> Basically i need a failsafe servers in the central
> area.

Aha, ok suggestion for the deploy of LVS with DR:

o you load balance your web and mail server in the
first tier.
o you load balance with a second NIC but same LB in
a separate net the database server for requests
from the webservers over their backinterface.
o get the HA software from www.linux-ha.org and some
replication software to keep your db sync'd.

> If any one can offer any expertise and/or would like
> to join the project, please reply.

Basically I only talk for myself but I think you just
try to setup/design the system and ask specific questions
in this list. For your setup there is nothing I could
think of that would not be solvable so go for it and
start it and when you're stuck you ask the specific
questions and I'm sure someone on this list will already
have solved the problem and will certainly give you
the correct advice.

However, I'd offer you to draw the 2 Tier architecture
design with the LVS so you get an idea how you could
make your network setup as HA as possible.

HTH and best regards,
Roberto Nibali, ratz

--
mailto: `echo NrOatSz@tPacA.cMh | sed 's/[NOSPAM]//g'`
Re: Virtualizing services. [ In reply to ]
Thanks, for all your information Roberto,
I'll start looking into LVS a little more.


--- Roberto Nibali <ratz@tac.ch> wrote:
> Hi Rahul,
>
> > Right now all i know is that there will be the
> > following entities whether clustered/loadbalanced
> or
> > single systems.
> >
> > central servers
> > --file server(s)
> > --database server(s)
> >
> > possible node servers (get configurations form db
> > servers, and data from file servers)
> > --nt web server(s)
> > --linux web server(s)
> > --linux mail server(s)
> > --..
> >
> > Would linux virtual server project help me in any
> way
> > to acheive this..?
>
> Achieve what?
>
> > Basically i need a failsafe servers in the central
> > area.
>
> Aha, ok suggestion for the deploy of LVS with DR:
>
> o you load balance your web and mail server in the
> first tier.
> o you load balance with a second NIC but same LB in
> a separate net the database server for requests
> from the webservers over their backinterface.
> o get the HA software from www.linux-ha.org and some
> replication software to keep your db sync'd.
>
> > If any one can offer any expertise and/or would
> like
> > to join the project, please reply.
>
> Basically I only talk for myself but I think you
> just
> try to setup/design the system and ask specific
> questions
> in this list. For your setup there is nothing I
> could
> think of that would not be solvable so go for it and
> start it and when you're stuck you ask the specific
> questions and I'm sure someone on this list will
> already
> have solved the problem and will certainly give you
> the correct advice.
>
> However, I'd offer you to draw the 2 Tier
> architecture
> design with the LVS so you get an idea how you could
> make your network setup as HA as possible.
>
> HTH and best regards,
> Roberto Nibali, ratz
>
> --
> mailto: `echo NrOatSz@tPacA.cMh | sed
> 's/[NOSPAM]//g'`
>
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