[Box-Admins] Re: Distribution of Services on New Servers

[Chris Cunnington]

On 2012-12-07 3:45 PM, Ken Causey wrote:
> So we now have two Gandi VPS servers courtesy of Gandi.net and the 
> SFC.  The first was primarily requested for the purposes of setting up 
> the Jenkins continuous integration tool.  We now have a second with 
> the overall goal of being able to migrate all services off of the 
> aging Hetzner server and close that account which will save us quite a 
> bit of money.
>
> I'm concerned that the one new VPS will not be sufficient for 
> everything and I've been thinking about what, if anything, we could 
> setup on the first server (box3).  My concern is first of all that the 
> Jenkins process is a very 'spiky' one: the system will be very quiet 
> most of the time but when a build or test process is running the 
> system will be very busy.  I don't think it is good to host a web 
> service on such a system because if someone visits during one of the 
> busy moments they will get a very different experience.
>
> But, I think what would be a reasonable fit would be the mailing 
> lists, mailman.  If an email takes even 30 seconds longer to send or 
> be received it's really not going to matter or be noticed. There is a 
> web interface to mailman, but I don't think it will be affected much 
> or is even used that much.
>
> Chris: What are your thoughts?  Do you feel that there is space on 
> Box3 for the mailing lists?  I think of this system is primarily your 
> concern since the Jenkins setup is your baby.
>
> Ken
Your reasoning makes sense to me. Jenkins use is extreme but rare. And 
Mailman needs to do its job reliably, but people have different 
expectations about the timeliness of email as opposed to waiting for a 
webpage. Sounds like a good division of services.

Chris