-Currently, only Ruby 2.1 is supported.
+{% comment %}
+Copyright (C) The Arvados Authors. All rights reserved.
+
+SPDX-License-Identifier: CC-BY-SA-3.0
+{% endcomment %}
+
+Ruby 2.3 is recommended; Ruby 2.1 is also known to work.
h4(#rvm). *Option 1: Install with RVM*
<notextile>
<pre><code><span class="userinput">sudo gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
-\curl -sSL https://get.rvm.io | sudo bash -s stable --ruby=2.1
+\curl -sSL https://get.rvm.io | sudo bash -s stable --ruby=2.3
</span></code></pre></notextile>
Either log out and log back in to activate RVM, or explicitly load it in all open shells like this:
h4(#fromsource). *Option 2: Install from source*
-Install prerequisites for Debian 7 or 8:
+Install prerequisites for Debian 8:
<notextile>
<pre><code><span class="userinput">sudo apt-get install \
libssl-dev libxslt1.1 zlib1g-dev
</span></code></pre></notextile>
-Install prerequisites for CentOS 6:
+Install prerequisites for CentOS 7:
<notextile>
<pre><code><span class="userinput">sudo yum install \
<notextile>
<pre><code><span class="userinput">mkdir -p ~/src
cd ~/src
-curl http://cache.ruby-lang.org/pub/ruby/2.1/ruby-2.1.7.tar.gz | tar xz
-cd ruby-2.1.7
+curl -f http://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.3.tar.gz | tar xz
+cd ruby-2.3.3
./configure --disable-install-rdoc
make
sudo make install