[squeak-dev] Re: Upgrading running servers?

Andreas Raab andreas.raab at gmx.de
Fri Apr 4 02:25:24 UTC 2008


Avi Bryant wrote:
> On Thu, Apr 3, 2008 at 1:56 PM, Andreas Raab <andreas.raab at gmx.de> wrote:
> 
>>  Yes, that's what we're doing too. When we need to upgrade a server we
>> simply don't let any new sessions go onto it and once everyone is off the
>> server is up for grabs.
> 
> Ah - so I think you understood this, but just for clarity: we run a
> second image (or set of images) on the same server on a different port
> and direct new sessions to it, rather than blocking new sessions from
> that server entirely.

We currently don't do this mostly because I'm unaware of a low-latency 
proxy/forwarding solution that we could use (obviously we're more 
concerned about latency than most web-based services). What do you use 
to redirect the incoming connections?

Cheers,
   - Andreas



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