我正在尝试在我的 Ubuntu 11.04 机器上使用 Nginx 设置 Unicorn。我从源代码编译了 Ruby，（以前尝试过 RVM，但有很多问题），现在在安装 unicorn（以及 rails 3.1.0 RC4）之后，它有一个奇怪的问题，它崩溃然后尝试运行崩溃的部分反复，或者至少看起来是这样。
输出
root@server-pc:/usr/local/blog# unicorn_rails
I, [2011-07-15T13:14:50.577149 #23269] INFO -- : listening on addr=0.0.0.0:8080 fd=3
I, [2011-07-15T13:14:50.577677 #23269] INFO -- : worker=0 spawning...
I, [2011-07-15T13:14:50.579412 #23269] INFO -- : master process ready
I, [2011-07-15T13:14:50.581087 #23271] INFO -- : worker=0 spawned pid=23271
I, [2011-07-15T13:14:50.581599 #23271] INFO -- : Refreshing Gem list
/usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/runtime.rb:31:in `block in setup': You have already activated rack 1.3.1, but your Gemfile requires rack 1.3.0. Consider using bundle exec. (Gem::LoadError)
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `block in each'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/runtime.rb:17:in `setup'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler.rb:107:in `setup'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/setup.rb:7:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:33:in `require'
from <internal:lib/rubygems/custom_require>:33:in `rescue in require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from /usr/local/blog/config/boot.rb:6:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:29:in `require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from /usr/local/blog/config/application.rb:1:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:29:in `require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from /usr/local/blog/config/environment.rb:2:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:29:in `require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from config.ru:4:in `block in <main>'
from /usr/local/lib/ruby/gems/1.9.1/gems/rack-1.3.1/lib/rack/builder.rb:51:in `instance_eval'
from /usr/local/lib/ruby/gems/1.9.1/gems/rack-1.3.1/lib/rack/builder.rb:51:in `initialize'
from config.ru:1:in `new'
from config.ru:1:in `<main>'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn.rb:44:in `eval'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn.rb:44:in `block in builder'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/bin/unicorn_rails:139:in `call'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/bin/unicorn_rails:139:in `block in rails_builder'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:673:in `call'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:673:in `build_app!'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:549:in `init_worker_process'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:567:in `worker_loop'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:475:in `spawn_missing_workers'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:135:in `start'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/bin/unicorn_rails:209:in `<top (required)>'
from /usr/local/bin/unicorn_rails:19:in `load'
from /usr/local/bin/unicorn_rails:19:in `<main>'
E, [2011-07-15T13:14:52.259536 #23269] ERROR -- : reaped #<Process::Status: pid 23271 exit 1> worker=0
I, [2011-07-15T13:14:52.259859 #23269] INFO -- : worker=0 spawning...
I, [2011-07-15T13:14:52.263092 #23274] INFO -- : worker=0 spawned pid=23274
I, [2011-07-15T13:14:52.263665 #23274] INFO -- : Refreshing Gem list
^C/usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/runtime.rb:31:in `block in setup': You have already activated rack 1.3.1, but your Gemfile requires rack 1.3.0. Consider using bundle exec. (Gem::LoadError)
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `block in each'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/runtime.rb:17:in `setup'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler.rb:107:in `setup'
from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/setup.rb:7:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:33:in `require'
from <internal:lib/rubygems/custom_require>:33:in `rescue in require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from /usr/local/blog/config/boot.rb:6:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:29:in `require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from /usr/local/blog/config/application.rb:1:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:29:in `require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from /usr/local/blog/config/environment.rb:2:in `<top (required)>'
from <internal:lib/rubygems/custom_require>:29:in `require'
from <internal:lib/rubygems/custom_require>:29:in `require'
from config.ru:4:in `block in <main>'
from /usr/local/lib/ruby/gems/1.9.1/gems/rack-1.3.1/lib/rack/builder.rb:51:in `instance_eval'
from /usr/local/lib/ruby/gems/1.9.1/gems/rack-1.3.1/lib/rack/builder.rb:51:in `initialize'
from config.ru:1:in `new'
from config.ru:1:in `<main>'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn.rb:44:in `eval'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn.rb:44:in `block in builder'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/bin/unicorn_rails:139:in `call'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/bin/unicorn_rails:139:in `block in rails_builder'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:673:in `call'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:673:in `build_app!'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:549:in `init_worker_process'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:567:in `worker_loop'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:475:in `spawn_missing_workers'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:486:in `maintain_worker_count'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/lib/unicorn/http_server.rb:270:in `join'
from /usr/local/lib/ruby/gems/1.9.1/gems/unicorn-4.0.1/bin/unicorn_rails:209:in `<top (required)>'
from /usr/local/bin/unicorn_rails:19:in `load'
from /usr/local/bin/unicorn_rails:19:in `<main>'
E, [2011-07-15T13:14:53.967107 #23269] ERROR -- : reaped #<Process::Status: pid 23274 exit 1> worker=0
I, [2011-07-15T13:14:53.967420 #23269] INFO -- : master complete
该项目在 Windows 中运行良好（减去 Unicorn gem，因为它与 Windows 不兼容）。
项目宝石
root@server-pc:/usr/local/blog# bundle list
Gems included by the bundle:
* actionmailer (3.1.0.rc4)
* actionpack (3.1.0.rc4)
* activemodel (3.1.0.rc4)
* activerecord (3.1.0.rc4)
* activeresource (3.1.0.rc4)
* activesupport (3.1.0.rc4)
* ansi (1.3.0)
* arel (2.1.3)
* bcrypt-ruby (2.1.4)
* builder (3.0.0)
* bundler (1.0.15)
* capistrano (2.6.0)
* devise (1.4.2)
* erubis (2.7.0)
* execjs (1.2.0)
* highline (1.6.2)
* hike (1.1.0)
* i18n (0.6.0)
* jquery-rails (1.0.12)
* kgio (2.6.0)
* libv8 (3.3.10.2)
* mail (2.3.0)
* mime-types (1.16)
* multi_json (1.0.3)
* net-scp (1.0.4)
* net-sftp (2.0.5)
* net-ssh (2.1.4)
* net-ssh-gateway (1.1.0)
* orm_adapter (0.0.5)
* polyglot (0.3.1)
* rack (1.3.0)
* rack-cache (1.0.2)
* rack-mount (0.8.1)
* rack-ssl (1.3.2)
* rack-test (0.6.0)
* rails (3.1.0.rc4)
* railties (3.1.0.rc4)
* raindrops (0.7.0)
* rake (0.9.2)
* rdoc (3.8)
* redcarpet (1.17.2)
* sass (3.1.4)
* sass-rails (3.1.0.rc.4)
* sprockets (2.0.0.beta.10)
* sqlite3 (1.3.3)
* therubyracer (0.9.2)
* thor (0.14.6)
* tilt (1.3.2)
* treetop (1.4.9)
* turn (0.8.2)
* tzinfo (0.3.29)
* uglifier (1.0.0)
* unicorn (4.0.1)
* warden (1.0.4)
已安装的 Gems（不一定与 Rails 项目相关）
root@server-pc:/usr/local/blog# gem list
*** LOCAL GEMS ***
actionmailer (3.1.0.rc4)
actionpack (3.1.0.rc4)
activemodel (3.1.0.rc4)
activerecord (3.1.0.rc4)
activeresource (3.1.0.rc4)
activesupport (3.1.0.rc4)
addressable (2.2.6)
ansi (1.3.0)
arel (2.1.3)
bcrypt-ruby (2.1.4)
builder (3.0.0)
bundler (1.0.15)
capistrano (2.6.1.pre, 2.6.0)
devise (1.4.2, 1.2.rc2)
erubis (2.7.0)
execjs (1.2.0)
faraday (0.5.7)
highline (1.6.2)
hike (1.1.0)
i18n (0.6.0)
jquery-rails (1.0.12)
kgio (2.6.0)
libv8 (3.3.10.2 x86-linux)
mail (2.3.0)
mime-types (1.16)
minitest (1.6.0)
multi_json (1.0.3, 0.0.5)
multipart-post (1.1.2)
net-ldap (0.1.1)
net-scp (1.0.4)
net-sftp (2.0.5)
net-ssh (2.1.4)
net-ssh-gateway (1.1.0)
nokogiri (1.4.7)
oa-basic (0.2.0.beta5)
oa-core (0.2.0.beta5)
oa-enterprise (0.2.0.beta5)
oa-more (0.2.0.beta5)
oa-oauth (0.2.0.beta5)
oa-openid (0.2.0.beta5)
oauth (0.4.5)
oauth2 (0.1.1)
omniauth (0.2.0.beta5)
orm_adapter (0.0.5)
polyglot (0.3.1)
pyu-ruby-sasl (0.0.3.3)
rack (1.3.1, 1.3.0)
rack-cache (1.0.2)
rack-mount (0.8.1)
rack-openid (1.2.0)
rack-ssl (1.3.2)
rack-test (0.6.0)
rails (3.1.0.rc4)
railties (3.1.0.rc4)
raindrops (0.7.0)
rake (0.9.2, 0.8.7)
rdoc (3.8, 2.5.8)
redcarpet (1.17.2)
rest-client (1.6.3)
ruby-openid (2.1.8)
ruby-openid-apps-discovery (1.2.0)
rubyntlm (0.1.1)
sass (3.1.4)
sass-rails (3.1.0.rc.4)
sprockets (2.0.0.beta.10)
sqlite3 (1.3.3)
therubyracer (0.9.2)
thor (0.14.6)
tilt (1.3.2)
treetop (1.4.9)
turn (0.8.2)
tzinfo (0.3.29)
uglifier (1.0.0)
unicorn (4.0.1, 4.0.0.2.g19f7)
warden (1.0.4)
红宝石版本
root@server-pc:/usr/local/blog# ruby -v
ruby 1.9.2p180 (2011-02-18 revision 30909) [i686-linux]
这是在我将其部署到的服务器机器上，所以我宁愿将 Ruby/Rails/Unicorn 都作为 root。
我可以从哪里去让独角兽正常工作？是我的错误配置（或缺少配置），还是 Unicorn 中的错误？
如果有什么我想帮助你帮助我的东西，请告诉我。