diff --git a/scrapy/trunk/scrapy/contrib/spidermiddleware/limit.py b/scrapy/trunk/scrapy/contrib/spidermiddleware/limit.py
index 0f78e995c..0b459baf1 100644
--- a/scrapy/trunk/scrapy/contrib/spidermiddleware/limit.py
+++ b/scrapy/trunk/scrapy/contrib/spidermiddleware/limit.py
@@ -5,7 +5,7 @@ would result in an excess over the allowed limit of scheduler request queue,
 will be filtered out.
 The limit is setted from the spider attribute "requests_queue_size". If not
 found, from the scrapy setting "REQUESTS_QUEUE_SIZE". If not found, no limit
-will be applied. If given a value of 0, no limit will be applied.
+will be applied.　If given a value of 0, no limit will be applied.
 """
 from scrapy.core.engine import scrapyengine
 from scrapy.conf import settings
@@ -13,7 +13,7 @@ from scrapy.http import Request
 from scrapy.core import log
 
 class RequestLimitMiddleware(object):
-    _last_queue_size = 0
+    #_last_queue_size = 0
     def process_result(self, response, result, spider):
         requests = []
         other = []
@@ -29,7 +29,7 @@ class RequestLimitMiddleware(object):
             if dropped:
                 for r in dropped:
                     log.msg("Ignoring link (max schedule queue size reached): %s " % r.url, level=log.WARNING, domain=spider.domain_name)
-        actual_size = len(scrapyengine.scheduler.pending_requests[spider.domain_name])
-        log.msg("queue size: %d (%+d)" % (actual_size, actual_size - self._last_queue_size) )
-        self._last_queue_size = actual_size
+        #actual_size = len(scrapyengine.scheduler.pending_requests[spider.domain_name])
+        #log.msg("queue size: %d (%+d)" % (actual_size, actual_size - self._last_queue_size) )
+        #self._last_queue_size = actual_size
         return accepted + other