RuTorrent

• Get Dependancies

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install subversion build-essential automake libtool libcppunit-dev libcurl3-dev \
libsigc++-2.0-dev unzip unrar curl libncurses-dev
sudo apt-get install apache2 php5 php5-cli php5-curl

• Enabled scgi module

sudo apt-get install libapache2-mod-scgi
a2enmod scgi

• Install XMLRPC

sudo mkdir /install
cd /install
sudo svn checkout http://xmlrpc-c.svn.sourceforge.net/svnroot/xmlrpc-c/stable xmlrpc-c
cd xmlrpc-c
sudo ./configure --disable-cplusplus
sudo make
sudo make install

• Install rTorrent from PPA

add-apt-repository ppa:aroth/ppa
add-apt-repository ppa:nathan-renniewaldock/ppa
apt-get update && apt-get upgrade
apt-get install rtorrent

• rTorrent Config

Edit ~/.rtorrent.rc

directory = /var/local/storage/torrents/.incomplete
session = /var/local/storage/torrents/.rtorrent.session
bind = 127.0.0.1
port_range = 55556-55560
scgi_port = localhost:5000

• Install RuTorrent

cd /install sudo wget http://rutorrent.googlecode.com/files/rutorrent-3.3.tar.gz 
sudo tar xvf rutorrent-3.3.tar.gz 
sudo mv rutorrent /var/www 
sudo wget http://rutorrent.googlecode.com/files/plugins-3.3.tar.gz 
sudo tar xvf plugins-3.3.tar.gz 
sudo mv plugins /var/www/rutorrent 
sudo rm -rf /var/www/rutorrent/plugins/darkpal 
sudo chown -R www-data:www-data /var/www/rutorrent

• htpasswd

cd /var/www/rutorrent
sudo nano .htaccess
   AuthUserFile /var/www/rutorrent/.htpasswd
   AuthName "ruTorrent login"
   AuthType Basic
   Require Valid-User

sudo htpasswd -c /var/www/rutorrent/.htpasswd usernamehere

sudo apt-get install screen

• Startup

Put the following file in /etc/init.d/ and rename it rtorrent, chmod +x /etc/init.d/rtorrent

http://www.hurlster.com/wiki/files/rtorrent.init

Libtorrent Mod

This is how to modify libtorrent to make it faster
Credit to https://calomel.org/rtorrent_mods.html
Using these mods will most likely get you banned from private and/or public trackers.

• Downloads

http://libtorrent.rakshasa.no/downloads/

• Decrease the polling time to connect to trackers

edit file:  vi libtorrent-0.12.9/src/torrent/tracker.cc
 old line #:49  m_normalInterval(1800),
 new line #:49  m_normalInterval(600),

edit file:  vi libtorrent-0.12.9/src/torrent/tracker.h
 old line #:100 void set_normal_interval(int v) { if (v >= 60 && v <= 3600) m_normalInterval = v;}
 new line #:100 void set_normal_interval(int v) { if (v >= 60 && v <= 600) m_normalInterval = v;}

• Increase the rate at which pieces are requested from other peers

edit file:  vi libtorrent-0.12.9/src/protocol/peer_connection_leech.cc
 old line #:154  if (!download_queue()->canceled_empty() && m_downStall >= 6)
 new line #:154  if (!download_queue()->canceled_empty() && m_downStall >= 2)

• Build Instructions

libtorrent build: ./configure && make

This builds a .deb package for 0.12.9 for easy install.

checkinstall -D -y --install=no --fstrans=no --pkgname=libtorrent14 --pkgversion=0.12.9-3~gqwill69~precise \
--maintainer="Will Hughes <gqwill69@gmail.com>" --replaces="libtorrent14_0.12.9-3_amd64" --requires="libc6 (>= 2.10), libgcc1 (>= 1:4.1.1), \
libsigc++-2.0-0c2a (>= 2.0.2), libssl0.9.8 (>= 0.9.8m-1), libstdc++6 (>= 4.5)"

dpkg -i libtorrent14_0.12.9-1~gqwill69~natty1-1_amd64.deb

Very important to run this command after install of deb package

ldconfig

Performance Tweaks

• Increase ARP entried to remove the following error message

kernel: [144104.388601] ipv4: Neighbour table overflow.
On the fly change

sysctl -w net.ipv4.neigh.default.gc_thresh1=1024 
sysctl -w net.ipv4.neigh.default.gc_thresh2=2048
sysctl -w net.ipv4.neigh.default.gc_thresh3=4096 

Permanant change

nano /etc/sysctl.conf
 net.ipv4.neigh.default.gc_thresh1 = 1024
 net.ipv4.neigh.default.gc_thresh2 = 2048
 net.ipv4.neigh.default.gc_thresh3 = 4096 

• Shorten RSS feed time

nano /var/www/rutorrent/plugins/rss/conf.php
$updateInterval = 10;   // in minutes