now you can disable the logic (both maxreq and maxmemory) by configur…

…ation.

fixes #11. thanks @scottshea for suggesting this problem.

lib/unicorn/worker_killer.rb

@@ -40,10 +40,11 @@ def self.new(app, memory_limit_min = (1024**3), memory_limit_max = (2*(1024**3))
     end
 
     def process_client(client)
-      @_worker_process_start ||= Time.now
-      @_worker_memory_limit ||= @_worker_memory_limit_min + Random.rand(@_worker_memory_limit_max-@_worker_memory_limit_min+1)
       super(client) # Unicorn::HttpServer#process_client
+      return if @_worker_memory_limit_min == 0 && @_worker_memory_limit_max == 0
 
+      @_worker_process_start ||= Time.now
+      @_worker_memory_limit ||= @_worker_memory_limit_min + Random.rand(@_worker_memory_limit_max-@_worker_memory_limit_min+1)
       @_worker_check_count += 1
       if @_worker_check_count % @_worker_check_cycle == 0
         rss = _worker_rss()
@@ -103,11 +104,12 @@ def self.new(app, max_requests_min = 3072, max_requests_max = 4096)
     end
 
     def process_client(client)
+      super(client) # Unicorn::HttpServer#process_client
+      return if @_worker_max_requests_min == 0 && @_worker_max_requests_max == 0
+
       @_worker_process_start ||= Time.now
       @_worker_cur_requests ||= @_worker_max_requests_min + Random.rand(@_worker_max_requests_max-@_worker_max_requests_min+1)
       @_worker_max_requests ||= @_worker_cur_requests
-      super(client) # Unicorn::HttpServer#process_client
-
       if (@_worker_cur_requests -= 1) <= 0
         logger.warn "#{self}: worker (pid: #{Process.pid}) exceeds max number of requests (limit: #{@_worker_max_requests})"
         Unicorn::WorkerKiller.kill_self(logger, @_worker_process_start)