[katello-devel] Load Balancer options

Bryan Kearney bkearney at redhat.com
Mon Jan 16 13:19:52 UTC 2012


On 01/13/2012 04:55 PM, Mike McCune wrote:
> Wrote up a wiki page where I wanted to explore if switching our Apache
> ProxyBalancer options to something other than the default would help
> when we had blocking IO. You can see some test code that helps reproduce
> the issue. We can use this in the future to help pick a better solution
>
> https://fedorahosted.org/katello/wiki/LoadBalancerChoice
>
> the short conclusion is:
>
> the fact that long running IO in Ruby 1.8.7 blocks the entire Ruby
> process is pretty lame and all 3 algorithms offered by Apache make no
> real difference in detecting and dealing with 'stuck' thin processes.
>
> For now I think we are going to leave it alone until we can explore
> other options like JRuby and Ruby 1.9.X
>
> Mike
Is each thin instance a unique process?

-- bk




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