Download bitnami installer: bitnami-redmine-2.4.1-1-linux-installer.run, and run:
$ chmod 755 bitnami...installer.run (run as a common user)
$ ./bitnami...install.run
Choose a installation destination (as $REDMINE_HOME) and some other configurations (like port number);
When installation complete, you can choose opening the admin panel;
Close this panel;
Use $REDMINE_HOME/ctlscript.sh to manage your redmine server.
Use ./ctlscript.sh help or read README.txt for usage instructions.
Use "./ctlscript status" to get the current status of your server;
Use ctlscript start/stop/restart all or each service, use "status" to get status of all or each service.