Install Erlang¶

LeoFS development currently targets Debian 6, Ubuntu-Server 14.04 LTS or Higher and CentOS 6.5/7, but should work on most Linux platforms with the following software installed:

Erlang 17.5

Note

We recommend this installation method. Please follow the relevant instructions for your environment.

Prepare¶

Install required libraries using yum (CentOS 6.5/7)¶

$ sudo yum install gcc gcc-c++ glibc-devel make ncurses-devel openssl-devel autoconf \
                   libuuid-devel cmake check check-devel

Install required libraries using apt-get (Ubuntu Server 14.04 LTS or Higher)¶

$ sudo apt-get install build-essential libtool libncurses5-dev libssl-dev cmake check

Install “libatomic_ops” for Erlang 17.5 (both CentOS and Ubuntu)¶

$ wget https://www.ivmaisoft.com/_bin/atomic_ops/libatomic_ops-7.4.2.tar.gz
$ tar xzvf libatomic_ops-7.4.2.tar.gz
$ cd libatomic_ops-7.4.2
$ ./configure --prefix=/usr/local
$ make
$ sudo make install

Download “Erlang 17.5”¶

$ cd $WORK_DIR
$ wget https://www.erlang.org/download/otp_src_17.5.tar.gz

Build Erlang on CentOS 6.5/7¶

$ tar xzf otp_src_17.5.tar.gz
$ cd otp_src_17.5
$ CFLAGS="-DOPENSSL_NO_EC=1" \
  ./configure --prefix=/usr/local/erlang/17.5 \
              --enable-smp-support \
              --enable-m64-build \
              --enable-halfword-emulator \
              --enable-kernel-poll \
              --without-javac \
              --disable-native-libs \
              --disable-hipe \
              --disable-sctp \
              --enable-threads \
              --with-libatomic_ops=/usr/local
$ make
$ sudo make install

Build Erlang on Ubuntu/Debian¶

$ tar xzf otp_src_17.5.tar.gz
$ cd otp_src_17.5
$ ./configure --prefix=/usr/local/erlang/17.5 \
              --enable-smp-support \
              --enable-m64-build \
              --enable-halfword-emulator \
              --enable-kernel-poll \
              --without-javac \
              --disable-native-libs \
              --disable-hipe \
              --disable-sctp \
              --enable-threads \
              --with-libatomic_ops=/usr/local
$ make
$ sudo make install

Confirm¶

$ erl
Erlang/OTP 17 [erts-6.4] [source] [64-bit] [smp:8:8] [async-threads:10] [kernel-poll:false]

Eshell V6.4  (abort with ^G)
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