海运的博客

安装源：

rpm -ivh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
cd /etc/yum.repos.d
wget http://www.hop5.in/yum/el6/hop5.repo

安装HHVM：

yum install hhvm --setopt=protected_multilib=false
关闭多版本检查，libgcc i686版本冲突
--setopt=protected_multilib=false

HHVM集成的PHP扩展：
https://github.com/facebook/hhvm/wiki/Extensions

Debian7下安装：

echo 'deb http://dl.hhvm.com/debian wheezy main' >> /etc/apt/sources.list.d/hhvm.list
apt-get update
apt-get install hhvm

运行于Server模式：

Server {
  Port = 80
  ExposeHPHP = false
  SourceRoot = /var/www
}

Eval {
  Jit = true
  JitWarmupRequests=0
}

Log {
  Level = Error
  UseLogFile = true
  File = /var/log/hhvm/error.log
  Access {
    * {
      File = /var/log/hhvm/access.log
      Format = %h %l %u %t \"%r\" %>s %b
    }
  }
}

VirtualHost {
  * {
    Pattern = .*
    RewriteRules {
      dirindex {
        pattern = ^/(.*)/$
        to = $1/index.php
        qsa = true
      }
    }
  }
}

StaticFile {
  FilesMatch {
    * {
      pattern = .*\.(dll|exe)
      headers {
        * = Content-Disposition: attachment
      }
    }
  }
  Extensions {
    css = text/css
    gif = image/gif
    html = text/html
    jpe = image/jpeg
    jpeg = image/jpeg
    jpg = image/jpeg
    png = image/png
    tif = image/tiff
    tiff = image/tiff
    txt = text/plain
  }
}

运行于Fastcgi模式：

Server {
  Port = 9000
  Type=fastcgi
  ExposeHPHP = false
}

Eval {
  Jit = true
  JitWarmupRequests=0
}

Log {
  Level = Error
  UseLogFile = true
  File = /var/log/hhvm/error.log
  Access {
    * {
      File = /var/log/hhvm/access.log
      Format = %h %l %u %t \"%r\" %>s %b
    }
  }
}

启动HHVM：

hhvm -m daemon --config server.hdf

默认请求超过11次才启动JIT模式，修改为立即启动为JIT模式。

  JitWarmupRequests=0

CLI：

hhvm -v "Eval.Jit=true" f.php

集成的扩展：https://github.com/facebook/hhvm/wiki/Extensions
性能提升多少？看测试脚本：https://github.com/ckwalsh/php_hhvm_bench