Merge pull request #1480 from cbowman0/rfc/MemcachedKeyLengthError

Fix Memcache key length error

webapp/graphite/remote_storage.py

@@ -8,6 +8,7 @@
 from graphite.readers import FetchInProgress
 from graphite.logger import log
 from graphite.util import unpickle
+from graphite.render.hashing import compactHash
 
 def connector_class_selector(https_support=False):
     return httplib.HTTPSConnection if https_support else httplib.HTTPConnection
@@ -48,7 +49,7 @@ def __init__(self, store, query):
     else:
       end = ""
 
-    self.cacheKey = "find:%s:%s:%s:%s" % (store.host, query.pattern, start, end)
+    self.cacheKey = "find:%s:%s:%s:%s" % (store.host, compactHash(query.pattern), start, end)
     self.cachedResult = None
 
   def send(self):