[Mongrel] Mongrels stop responding

Jonathan Rochkind rochkind at jhu.edu
Tue Apr 1 17:56:36 EDT 2008


I hadn't heard about threading issues. What if I'm still on 1.8.5 (I'm 
not the one who asked the question, but I do use mongrels and 
threading)--should I be concerned?

Jonathan

Ezra Zygmuntowicz wrote:
> On Apr 1, 2008, at 2:45 PM, Michael Kinney wrote:
>   
>> Just as I was preparing to leave for the day, another Mongrel stopped
>> working. This time, the paperless-mpcs app. Now, I may still not be
>> doing this gdb thing right, because rb_backtrace didn't generate any
>> output. But then I tried 'eval "caller"' and this is what I got:
>>
>> ["/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/../lib/mongrel/ 
>> configurator.rb:285:in
>> `run'",
>> "/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/../lib/mongrel/ 
>> configurator.rb:285:in
>> `loop'", "/usr/lib/ruby/gems/1.
>> 8/gems/mongrel-1.1.4/bin/../lib/mongrel/configurator.rb:285:in `run'",
>> "/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/../lib/mongrel/ 
>> configurator.rb:285:in
>> `initialize'", "/usr/lib/ruby/gems/1.8/gems/mongrel-1.
>> 1.4/bin/../lib/mongrel/configurator.rb:285:in `new'",
>> "/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/../lib/mongrel/ 
>> configurator.rb:285:in
>> `run'", "/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/mongrel_rails: 
>> 12
>> 8:in `run'",
>> "/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/../lib/mongrel/ 
>> command.rb:212:in
>> `run'",
>> "/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.4/bin/mongrel_rails:281",
>> "/usr/bin/mongrel_rails:16:in `load'", "/u
>> sr/bin/mongrel_rails:16"]
>>
>> Seems to be the same thing that's hanging up the portal app?
>>
>> Thanks in advance...\
>>     
>
>
> Michael-
>
> 	What version and patch level of ruby are you running? If you are  
> using 1.8.6 you need *at least* patch level 110, any patch levels  
> before that have threading issues and should not be used.
>
> Cheers-
>
> - Ezra Zygmuntowicz
> -- Founder & Software Architect
> -- ezra at engineyard.com
> -- EngineYard.com
>
> _______________________________________________
> Mongrel-users mailing list
> Mongrel-users at rubyforge.org
> http://rubyforge.org/mailman/listinfo/mongrel-users
>   

-- 
Jonathan Rochkind
Digital Services Software Engineer
The Sheridan Libraries
Johns Hopkins University
410.516.8886 
rochkind (at) jhu.edu



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