System frequently stops responding...

Alan DeKok aland at deployingradius.com
Sat Aug 1 09:14:56 CEST 2015


On Jul 31, 2015, at 5:58 PM, Mohamed Lrhazi <Mohamed.Lrhazi at georgetown.edu> wrote:
> So, would this be a possible explanation to my original problem:
> 
> - Processing a request that we send to a remote proxy, blocks a thread. If
> we have many such requests concurrently, we end up blocking all threads...

  No.  That is not how the server works.

  My guess is that you have something in the system which does DNS lookups, and the DNS server is down.  That is the usual cause of 30 second lockups.

  Alan DeKok.




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