From: "Marc-André Cournoyer" <macournoyer@...>
Date: 2008-01-19T23:46:24+09:00
Subject: Re: [ANN] Thin 0.5.3 Purple Yogurt release

Thin runs in a single thread, no need for a mutex there.

On 19-Jan-08, at 1:42 AM, s.ross wrote:

> Got it up and running ... for a while. It's running as root/root and  
> I'm not certain why it was not responding to proxied requests, but  
> I'll have to track that down later. Here's the puzzler for right now.
>
> I decided to use the sitealizer Rails plugin for this site and it  
> contains code such as:
>
>    def store_visits
>      begin
>        mutex = Mutex.new
>        mutex.lock
>        $visits.each do |env|
>          SiteTracker.create(
>            :user_agent => env['HTTP_USER_AGENT'],
>            :language => env['HTTP_ACCEPT_LANGUAGE'],
>            :path => env['PATH_INFO'],
>            :ip => env['REMOTE_ADDR'],
>            :referer => env['HTTP_REFERER']
>          )
>        end
>        open(File.dirname(__FILE__)+'/last_update','w'){|f| f.puts  
> Time.now.to_s}
>        mutex.unlock
>      rescue => e
>        RAILS_ENV == 'production' ? logger.info(e) : logger.debug(e)
>      ensure
>        mutex.unlock
>      end
>    end
>
> This causes thin to crash as follows:
>
> ThreadError (not owner):
>    /vendor/plugins/sitealizer/lib/sitealizer.rb:80:in `unlock'
>    /vendor/plugins/sitealizer/lib/sitealizer.rb:51:in `join'
>    /vendor/plugins/sitealizer/lib/sitealizer.rb:51:in `use_sitealizer'
>    /vendor/rails/actionpack/lib/action_controller/filters.rb:456:in  
> `send'
>    /vendor/rails/actionpack/lib/action_controller/filters.rb:456:in  
> `call'
>    /vendor/rails/actionpack/lib/action_controller/filters.rb:435:in  
> `call'
>    /vendor/rails/actionpack/lib/action_controller/filters.rb:637:in  
> `call_filter'
>    /vendor/rails/actionpack/lib/action_controller/filters.rb:619:in  
> `perform_action_without_benchmark'
>    /vendor/rails/actionpack/lib/action_controller/benchmarking.rb: 
> 66:in `perform_action_without_rescue'
>    /usr/local/lib/ruby/1.8/benchmark.rb:293:in `measure'
>    /vendor/rails/actionpack/lib/action_controller/benchmarking.rb: 
> 66:in `perform_action_without_rescue'
>    /vendor/rails/actionpack/lib/action_controller/rescue.rb:125:in  
> `perform_action'
>    /vendor/rails/actionpack/lib/action_controller/base.rb:473:in  
> `send'
>    /vendor/rails/actionpack/lib/action_controller/base.rb:473:in  
> `process_without_filters'
>    /vendor/rails/actionpack/lib/action_controller/filters.rb:624:in  
> `process_without_session_management_support'
>    /vendor/rails/actionpack/lib/action_controller/ 
> session_management.rb:114:in `sass_old_process'
>    /vendor/plugins/haml/lib/sass/plugin.rb:116:in `process'
>    /vendor/rails/actionpack/lib/action_controller/base.rb:326:in  
> `process'
>    /vendor/rails/railties/lib/dispatcher.rb:39:in `dispatch'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/lib/rack/adapter/ 
> rails.rb:52:in `serve_rails'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/lib/rack/adapter/ 
> rails.rb:67:in `call'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/lib/thin/ 
> connection.rb:30:in `process'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/lib/thin/ 
> connection.rb:16:in `receive_data'
>    /usr/local/lib/ruby/gems/1.8/gems/eventmachine-0.10.0/lib/ 
> eventmachine.rb:1056:in `event_callback'
>    /usr/local/lib/ruby/gems/1.8/gems/eventmachine-0.10.0/lib/ 
> eventmachine.rb:224:in `run_machine'
>    /usr/local/lib/ruby/gems/1.8/gems/eventmachine-0.10.0/lib/ 
> eventmachine.rb:224:in `run'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/lib/thin/server.rb: 
> 55:in `listen!'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/lib/thin/server.rb: 
> 44:in `start!'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/bin/thin:85:in `start'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/bin/thin:116:in `send'
>    /usr/local/lib/ruby/gems/1.8/gems/thin-0.5.3/bin/thin:116
>    /usr/local/bin/thin:19:in `load'
>    /usr/local/bin/thin:19
>
> Any thoughts?
>
> Thanks
>
>
> On Jan 18, 2008, at 8:43 PM, Bob Hutchison wrote:
>
>>
>> On 18-Jan-08, at 10:15 PM, s.ross wrote:
>>
>>> I can go to http://rootdomain:<some-big-number> and there's my  
>>> site. However, I can't get to it using Apache's mod_proxy.
>>
>>
>> Any luck with restarting or stop/start of apache?
>>
>> With OS X 10.5 I'm doing that a lot now, never in 10.4 -- if anyone  
>> knows what that's all about, do tell.
>>
>> Cheers,
>> Bob
>>
>> ----
>> Bob Hutchison                  -- tumblelog at http://www.recursive.ca/so/
>> Recursive Design Inc.          -- weblog at http://www.recursive.ca/hutch
>> http://www.recursive.ca/       -- works on http://www.raconteur.info/cms-for-static-content/home/
>>
>>
>>
>
>