Ubuntu 用 apt-get install?ruby-rvm安裝 rvm 不能安裝ruby2.0.0以上的版本

刪除：

sudo apt-get --purge remove ruby-rvm sudo rm -rf /usr/share/ruby-rvm /etc/rvmrc /etc/profile.d/rvm.sh 1:安裝rvm

root用戶安裝

\curl -L https://get.rvm.io | bash -s stable --ruby --autolibs=enable --auto-dotfiles

root@ubuntu100:~# \curl -L https://get.rvm.io | > bash -s stable --ruby --autolibs=enable --auto-dotfiles% Total % Received % Xferd Average Speed Time Time Time CurrentDload Upload Total Spent Left Speed 100 184 100 184 0 0 166 0 0:00:01 0:00:01 --:--:-- 265 100 22702 100 22702 0 0 13712 0 0:00:01 0:00:01 --:--:-- 13712 Turning on auto dotfiles mode. Downloading https://github.com/wayneeseguin/rvm/archive/1.26.3.tar.gz Downloading https://github.com/wayneeseguin/rvm/releases/download/1.26.3/1.26.3.tar.gz.asc curl: (22) The requested URL returned error: 403Could not download 'https://github.com/wayneeseguin/rvm/releases/download/1.26.3/1.26.3.tar.gz.asc'.curl returned status '22'.Upgrading the RVM installation in /usr/local/rvm/ test -f /etc/profile.d/rvm.sh && source /etc/profile.d/rvm.sh Upgrade of RVM in /usr/local/rvm/ is complete.# Administrator, # # Thank you for using RVM! # We sincerely hope that RVM helps to make your life easier and more enjoyable!!! # # ~Wayne, Michal & team.In case of problems: http://rvm.io/help and https://twitter.com/rvm_ioUpgrade Notes:* No new notes to display.rvm 1.26.3 (latest) by Wayne E. Seguin <wayneeseguin@gmail.com>, Michal Papis <mpapis@gmail.com> [https://rvm.io/] Searching for binary rubies, this might take some time. Found remote file https://rvm_io.global.ssl.fastly.net/binaries/ubuntu/12.04/x86_64/ruby-2.1.5.tar.bz2 Checking requirements for ubuntu. Installing requirements for ubuntu. Updating system............ Installing required packages: gawk, libreadline6-dev, libyaml-dev, sqlite3, libgdbm-dev, libncurses5-dev, pkg-config, libffi-dev........ Requirements installation successful. ruby-2.1.5 - #configure ruby-2.1.5 - #download% Total % Received % Xferd Average Speed Time Time Time CurrentDload Upload Total Spent Left Speed0 0 0 0 0 0 0 0 --:--:-- 0:01:00 --:--:-- 0 Warning: Transient problem: HTTP error Will retry in 2 seconds. 3 retries Warning: left.% Total % Received % Xferd Average Speed Time Time Time CurrentDload Upload Total Spent Left Speed32 21.4M 32 7248k 0 0 39944 0 0:09:24 0:03:05 0:06:19 31591 curl: (18) transfer closed with 15112901 bytes remaining to read Partial file(18). Only a part of the file was transferred. Removing partial and re-trying.% Total % Received % Xferd Average Speed Time Time Time CurrentDload Upload Total Spent Left Speed 100 21.4M 100 21.4M 0 0 51199 0 0:07:20 0:07:20 --:--:-- 52087 Checking fallback: ftp://rvm_io.global.ssl.fastly.net/binaries/ubuntu/12.04/x86_64/ruby-2.1.5.tar.bz2?rvm=1.26.3 Checking fallback: http://www.mirrorservice.org/sites/rvm_io.global.ssl.fastly.net/binaries/ubuntu/12.04/x86_64/ruby-2.1.5.tar.bz2?rvm=1.26.3 No fallback URL could be found, try increasing timeout with:echo "export rvm_max_time_flag=20" >> ~/.rvmrcDownloading https://rvm_io.global.ssl.fastly.net/binaries/ubuntu/12.04/x86_64/ruby-2.1.5.tar.bz2 failed. Mounting remote ruby failed with status 2, trying to compile. Checking requirements for ubuntu. Requirements installation successful. Found user configured '-j' flag in 'rvm_make_flags', please note that RVM can detect number of CPU threads and set the '-j' flag automatically if you do not set it. Installing Ruby from source to: /usr/local/rvm/rubies/ruby-2.1.5, this may take a while depending on your cpu(s)... ruby-2.1.5 - #downloading ruby-2.1.5, this may take a while depending on your connection...% Total % Received % Xferd Average Speed Time Time Time CurrentDload Upload Total Spent Left Speed 100 11.4M 100 11.4M 0 0 82676 0 0:02:25 0:02:25 --:--:-- 112k ruby-2.1.5 - #extracting ruby-2.1.5 to /usr/local/rvm/src/ruby-2.1.5.... ruby-2.1.5 - #configuring..................................................... ruby-2.1.5 - #post-configuration.. ruby-2.1.5 - #compiling.......................................................................................... ruby-2.1.5 - #installing.................................. ruby-2.1.5 - #making binaries executable.. ruby-2.1.5 - #downloading rubygems-2.4.4% Total % Received % Xferd Average Speed Time Time Time CurrentDload Upload Total Spent Left Speed 100 433k 100 433k 0 0 100k 0 0:00:04 0:00:04 --:--:-- 129k No checksum for downloaded archive, recording checksum in user configuration. ruby-2.1.5 - #extracting rubygems-2.4.4.... ruby-2.1.5 - #removing old rubygems......... ruby-2.1.5 - #installing rubygems-2.4.4.............. ruby-2.1.5 - #gemset created /usr/local/rvm/gems/ruby-2.1.5@global ruby-2.1.5 - #importing gemset /usr/local/rvm/gemsets/global.gems........................................................... ruby-2.1.5 - #generating global wrappers........ ruby-2.1.5 - #gemset created /usr/local/rvm/gems/ruby-2.1.5 ruby-2.1.5 - #importing gemsetfile /usr/local/rvm/gemsets/default.gems evaluated to empty gem list ruby-2.1.5 - #generating default wrappers........ ruby-2.1.5 - #adjusting #shebangs for (gem irb erb ri rdoc testrb rake). Install of ruby-2.1.5 - #complete Ruby was built without documentation, to build it run: rvm docs generate-ri Creating alias default for ruby-2.1.5...* To start using RVM you need to run `source /usr/local/rvm/scripts/rvm`in all your open shell windows, in rare cases you need to reopen all shell windows.
另外開個shell就生效了，或source /usr/local/rvm/scripts/rvm

2:檢查

root@ubuntu100:~# rvm -v rvm 1.26.3 (latest) by Wayne E. Seguin <wayneeseguin@gmail.com>, Michal Papis <mpapis@gmail.com> [https://rvm.io/] root@ubuntu100:~# gem -v 2.4.4 root@ubuntu100:~# ruby -v ruby 2.1.5p273 (2014-11-13 revision 48405) [x86_64-linux]
3：安裝rails

root@ubuntu100:/home# gem install rails Fetching: thread_safe-0.3.4.gem (100%) Successfully installed thread_safe-0.3.4 Fetching: minitest-5.4.3.gem (100%) Successfully installed minitest-5.4.3 Fetching: tzinfo-1.2.2.gem (100%) Successfully installed tzinfo-1.2.2 Fetching: i18n-0.6.11.gem (100%) Successfully installed i18n-0.6.11 Fetching: activesupport-4.1.8.gem (100%) Successfully installed activesupport-4.1.8 Fetching: erubis-2.7.0.gem (100%) Successfully installed erubis-2.7.0 Fetching: builder-3.2.2.gem (100%) Successfully installed builder-3.2.2 Fetching: actionview-4.1.8.gem (100%) Successfully installed actionview-4.1.8 Fetching: rack-1.5.2.gem (100%) Successfully installed rack-1.5.2 Fetching: rack-test-0.6.2.gem (100%) Successfully installed rack-test-0.6.2 Fetching: actionpack-4.1.8.gem (100%) Successfully installed actionpack-4.1.8 Fetching: tilt-1.4.1.gem (100%) Successfully installed tilt-1.4.1 Fetching: multi_json-1.10.1.gem (100%) Successfully installed multi_json-1.10.1 Fetching: hike-1.2.3.gem (100%) Successfully installed hike-1.2.3 Fetching: sprockets-2.12.3.gem (100%) Successfully installed sprockets-2.12.3 Fetching: sprockets-rails-2.2.0.gem (100%) Successfully installed sprockets-rails-2.2.0 Fetching: thor-0.19.1.gem (100%) Successfully installed thor-0.19.1 Fetching: railties-4.1.8.gem (100%) Successfully installed railties-4.1.8 Fetching: mime-types-2.4.3.gem (100%) Successfully installed mime-types-2.4.3 Fetching: mail-2.6.3.gem (100%) Successfully installed mail-2.6.3 Fetching: actionmailer-4.1.8.gem (100%) Successfully installed actionmailer-4.1.8 Fetching: arel-5.0.1.20140414130214.gem (100%) Successfully installed arel-5.0.1.20140414130214 Fetching: activemodel-4.1.8.gem (100%) Successfully installed activemodel-4.1.8 Fetching: activerecord-4.1.8.gem (100%) Successfully installed activerecord-4.1.8 Fetching: rails-4.1.8.gem (100%) Successfully installed rails-4.1.8 Parsing documentation for thread_safe-0.3.4 Installing ri documentation for thread_safe-0.3.4 Parsing documentation for minitest-5.4.3 Installing ri documentation for minitest-5.4.3 Parsing documentation for tzinfo-1.2.2 Installing ri documentation for tzinfo-1.2.2 Parsing documentation for i18n-0.6.11 Installing ri documentation for i18n-0.6.11 Parsing documentation for activesupport-4.1.8 Installing ri documentation for activesupport-4.1.8 Parsing documentation for erubis-2.7.0 Installing ri documentation for erubis-2.7.0 Parsing documentation for builder-3.2.2 Installing ri documentation for builder-3.2.2 Parsing documentation for actionview-4.1.8 Installing ri documentation for actionview-4.1.8 Parsing documentation for rack-1.5.2 Installing ri documentation for rack-1.5.2 Parsing documentation for rack-test-0.6.2 Installing ri documentation for rack-test-0.6.2 Parsing documentation for actionpack-4.1.8 Installing ri documentation for actionpack-4.1.8 Parsing documentation for tilt-1.4.1 Installing ri documentation for tilt-1.4.1 Parsing documentation for multi_json-1.10.1 Installing ri documentation for multi_json-1.10.1 Parsing documentation for hike-1.2.3 Installing ri documentation for hike-1.2.3 Parsing documentation for sprockets-2.12.3 Installing ri documentation for sprockets-2.12.3 Parsing documentation for sprockets-rails-2.2.0 Installing ri documentation for sprockets-rails-2.2.0 Parsing documentation for thor-0.19.1 Installing ri documentation for thor-0.19.1 Parsing documentation for railties-4.1.8 Installing ri documentation for railties-4.1.8 Parsing documentation for mime-types-2.4.3 Installing ri documentation for mime-types-2.4.3 Parsing documentation for mail-2.6.3 Installing ri documentation for mail-2.6.3 Parsing documentation for actionmailer-4.1.8 Installing ri documentation for actionmailer-4.1.8 Parsing documentation for arel-5.0.1.20140414130214 Installing ri documentation for arel-5.0.1.20140414130214 Parsing documentation for activemodel-4.1.8 Installing ri documentation for activemodel-4.1.8 Parsing documentation for activerecord-4.1.8 Installing ri documentation for activerecord-4.1.8 Parsing documentation for rails-4.1.8 Installing ri documentation for rails-4.1.8 Done installing documentation for thread_safe, minitest, tzinfo, i18n, activesupport, erubis, builder, actionview, rack, rack-test, actionpack, tilt, multi_json, hike, sprockets, sprockets-rails, thor, railties, mime-types, mail, actionmailer, arel, activemodel, activerecord, rails after 670 seconds 25 gems installed root@ubuntu100:/home# rails -v Rails 4.1.8

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