[Mongrel] mongrel_cluster: selective restarts

Phillip Oertel phillip.oertel at openbc.com
Mon Dec 18 08:49:37 EST 2006


Am 18.12.2006 um 12:14 schrieb Zed A. Shaw:

> On Mon, 18 Dec 2006 11:43:52 +0100
> Phillip Oertel <phillip.oertel at openbc.com> wrote:
>
>> hi all,
>>
>> wouldn't this be really useful for updating production servers as  
>> well?
>> instead of taking down all mongrels at once, you could restart one
>> after another.
>> so you have zero downtime, and depeding on how smart your script is
>> even cancel restart of
>> mongrel n+1 if mongrel n hasn't come up successfully.
>
> Problem is this gets ultra complex and everyone wants it done  
> differently.  Most folks who want this simply write their own  
> version and get exactly what they want.  A general solution seems  
> to be a whopper of a task (trust me I've tried a few times).
>
> If you can write something up and post it out then go for it.   
> Mongrel gives folks the tools to do custom management processes  
> with this in mind.
very cool :-)

so i'll try to write up something for our environment, and depending  
on how much i like it i'll post it. we don't need that urgently yet,  
so it might be some time.

cheers,
phillip


More information about the Mongrel-users mailing list