Unable to start unicorn on port 80 using capistrano
问题 cap production unicorn:start fails with the following error, trying to start my rails app on port 80. F, [2013-06-14T04:33:51.420113 #13986] FATAL -- : error adding listener addr=0.0.0.0:80 /home/ec2-user/apps/bdr_prod/shared/bundle/ruby/2.0.0/gems/unicorn-4.6.2/lib/unicorn/socket_helper.rb:147:in `initialize': Permission denied - bind(2) (Errno::EACCES) from /home/ec2-user/apps/bdr_prod/shared/bundle/ruby/2.0.0/gems/unicorn-4.6.2/lib/unicorn/socket_helper.rb:147:in `new' from /home/ec2-user