Less > Tail
less -r +F logs/production.log -r to retain the colour +F to follow
less -r +F logs/production.log -r to retain the colour +F to follow
At postgresql.conf, you can turn on logging for query. It is helpful if you are catching some query error. Lines to look for log_destination = 'stderr' logging_collector = on log_directory = '/var/log/postgresql' log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log' log_file_mode = 0506 Be sure to turn it off because it dramatically reduce the performance of Postgresql.
If you have just upgraded to the latest Ubuntu LTS 14.04 (Trusty Tahr), you might encountered a problem where Postgresql 9.3 is being installed along with your older version of Postgresql. It is recommended to upgrade your current setup to 9.3 and uninstall the older version. Before you use pg_upgrade, make sure you shut down all Postgresql instances with service postgresql stop You can use the script below: In the newer configuration file (postgresql....
Just wanna share the configuration for my NGINX that I used to front as proxy for this Ghost blog. As you can see I used pagespeed to increase the page performance and optimize the html pages. You may check on the configuration to replace Ubuntu NGINX with built in pagespeed at: http://blog.shernshiou.com/build-nginx/.
If you would like to replace the current default NGINX package for Ubuntu with the latest version from source. This is the configuration I tested and used.