>>>>> "N" == Nathaniel Talbott <nathaniel / talbott.ws> writes:

>> WCHAN
>> wait_for_tcp_memory
>> 
>> Attaching to the process with GDB seems to unhang it as soon as I 
>> continue it, but I grabbed the following backtrace first that 
>> hopefully is indicative of the actual place that it's hanging:

N> My process has just hung again at this point, and this time attaching 
N> with GDB did not fix the problem. Thus I can confirm that the earlier 
N> backtrace I sent was indicative of the hang point.

 Well, the problem with such error (waiting in wait_for_tcp_memory()) is
 that it's not really evident that the error is in ruby. This can be a
 kernel problem.

 Are you still running it on a 2.2.20 kernel ?


Guy Decoux