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-rw-r--r--lib/mogilefs/admin.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/mogilefs/admin.rb b/lib/mogilefs/admin.rb
index d79a280..0927e47 100644
--- a/lib/mogilefs/admin.rb
+++ b/lib/mogilefs/admin.rb
@@ -273,6 +273,7 @@ class MogileFS::Admin < MogileFS::Client
     rv
   end
 
+  # Clears the tracker caches.  Not implemented in all versions of MogileFS
   def clear_cache
     @backend.clear_cache
   end