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-rw-r--r--config/unicorn.rb.example4
1 files changed, 4 insertions, 0 deletions
diff --git a/config/unicorn.rb.example b/config/unicorn.rb.example
index 220a0191160..8f2d842e5b6 100644
--- a/config/unicorn.rb.example
+++ b/config/unicorn.rb.example
@@ -124,6 +124,10 @@ before_fork do |server, worker|
end
after_fork do |server, worker|
+ # Unicorn clears out signals before it forks, so rbtrace won't work
+ # unless it is enabled after the fork.
+ require 'rbtrace' if ENV['ENABLE_RBTRACE']
+
# per-process listener ports for debugging/admin/migrations
# addr = "127.0.0.1:#{9293 + worker.nr}"
# server.listen(addr, :tries => -1, :delay => 5, :tcp_nopush => true)