1 files changed, 4 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/buffered_logger.rb b/activesupport/lib/active_support/buffered_logger.rb
index b2c863c893..445d8edf47 100644
--- a/activesupport/lib/active_support/buffered_logger.rb
+++ b/activesupport/lib/active_support/buffered_logger.rb
@@ -96,9 +96,12 @@ module ActiveSupport
       @guard.synchronize do
         unless buffer.empty?
           old_buffer = buffer
-          clear_buffer
           @log.write(old_buffer.join)
         end
+
+        # Important to do this even if buffer was empty or else @buffer will
+        # accumulate empty arrays for each request where nothing was logged.
+        clear_buffer
       end
     end