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-rw-r--r--examples/yahns_rack_basic.conf.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/examples/yahns_rack_basic.conf.rb b/examples/yahns_rack_basic.conf.rb
index f3f8e6a..610a482 100644
--- a/examples/yahns_rack_basic.conf.rb
+++ b/examples/yahns_rack_basic.conf.rb
@@ -30,6 +30,12 @@ queue do
   worker_threads 50
 end
 
+# note: Rack requires responses set "Content-Length" or use
+# "Transfer-Encoding: chunked".  Some Rack servers tolerate
+# the lack of these, yahns does not.  Thus you should load
+# Rack::Chunked and/or Rack::ContentLength middleware in your
+# config.ru to ensure clients know when your application
+# responses terminate.
 app(:rack, "config.ru", preload: false) do
   listen 80