Enable Plack with Koha and Improve the Performance

Plack is a performance booster for Perl web applications. Plack can enhance the speed of Koha while various operations. Plack requires Apache 2.4.10+ and can enable with Koha installed in Debian / Ubuntu. 

Apply following commands after the installation of Koha:

sudo koha-plack --enable library

sudo koha-plack --start  library

sudo service apache2 restart

Note: Plack creates cache for speed. Make sure the PC has good amount of RAM, if you are going to enable Plack.