Re: [Vserver] ability to use 130+ ips within a vserver yet?

From: Benoît des Ligneris <>
Date: Thu 06 Apr 2006 - 14:09:02 BST
Message-id: <>


Chuck a écrit :
> tuesday, i ran into a major emergency with a hardware failure on our email
> machine which uses 130 ip addresses. my only choice was to move it to the
> host side of our dell vserver host. this is presently causing an extreme
> amount of port clashes as the email server wants to grab every ip on port 80
> for webmail rather than stick to a single /24 and i so far have not found a
> way to bind it to only a single network.

If you are using a vserver kernel, why not use chbind to bind the server
to the IP you want to use ?

> putting it into a guest would cure all of this i believe... i did not do this
> initially due to the 16 ip limitations...

Well, this can easily be changed with a patch to the vserver patch
however there will be a small performance impact.

> is that limitation released yet? or is there code available which works well
> enough to stuff it into a production environment? i have had to shut down 14
> vservers just to get mail to run :(

We already deploy it in a production environment for at least one year
now (for hosting, 64 IPs).

> the only other option i have is to buy a replacement server and put mail onto
> that which i prefer not to do as we are targeting a large new server to put
> all the vservers onto which would leave the dell to run email as a stand
> alone machine but this wont happen for a good month yet as once the server
> comes in i have to recompile every virtual to live on amd64/opteron arch as i
> move them over (quite time consuming considering i am moving 40+ vservers off
> a p3 intel environment)..

Benoit des Ligneris Ph. D.
President de Revolution Linux  
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