contrib/perf.py

--- a/contrib/perf.py	Sun Dec 20 18:38:21 2015 -0800
+++ b/contrib/perf.py	Fri Dec 18 06:33:48 2015 +0000
@@ -525,6 +525,7 @@
             r.clearcaches()
         r._chunkraw(chain[0], chain[-1])
 
+    @util.nogc
     def dodecompress(data, chain):
         if not cache:
             r.clearcaches()