<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[ddawn的专栏]]></title><description><![CDATA[for technology]]></description><link>https://blog.youkuaiyun.com/dawnmaster</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; dawnmaster]]></copyright><item><title><![CDATA[oracle数据库锁解除方法之一]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/7929486</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/7929486</guid><author>dawnmaster</author><pubDate>Fri, 31 Aug 2012 15:26:24 +0800</pubDate><description><![CDATA[1、查看数据库锁,诊断锁的来源及类型：
select object_id,session_id,locked_mode from v$locked_object;
或者用以下命令：
select b.owner,b.object_name,l.session_id,l.locked_mode
from v$locked_object l, dba_objects b
where b.ob]]></description><category></category></item><item><title><![CDATA[转：简单的mysql主从架构配置]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/7920962</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/7920962</guid><author>dawnmaster</author><pubDate>Wed, 29 Aug 2012 16:35:44 +0800</pubDate><description><![CDATA[Mysql的主从服务器架构配置 
所谓主从Mysql服务器架构，就是在主服务器上的操作同时也拷贝一份到从服务器上来。
接下来我使用两台机器做一下这个过程，
复制的作用：
  1.数据分部
  2.实现读的负载均衡
  3.备份（本身不能备份，但是能提供一个备份机）
  4.高可用和故障转移的能力
  5.测试Mysql的升级 
复制的类型：
a.基于语句的复制
b.基于行的复]]></description><category></category></item><item><title><![CDATA[Sendmail的安装配置]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4769865</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4769865</guid><author>dawnmaster</author><pubDate>Thu, 05 Nov 2009 07:55:00 +0800</pubDate><description><![CDATA[Sendmail的配置文件/etc/mail/sendmail.cf :Sendmail的主配置文件；/etc/mail/access :中继访问控制；/etc/mail/domaintable ;域名映射；/etc/mail/local-host-names ;本地主机别名；/etc/mail/mailertable :为特定的域指定特殊的路由规则；/etc/mail/virtusertable]]></description><category></category></item><item><title><![CDATA[330pics shell scripts_sixth]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4408305</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4408305</guid><author>dawnmaster</author><pubDate>Tue, 04 Aug 2009 17:23:00 +0800</pubDate><description><![CDATA[***@@@self-copy.sh@@@!!!************************************************************************************#!/bin/bash# self-copy.sh# 这个脚本会拷贝自身. file_subscript=copydd if=$0 of=$0.$file_subscrip]]></description><category></category></item><item><title><![CDATA[330pics shell scripts_fifth]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4408237</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4408237</guid><author>dawnmaster</author><pubDate>Tue, 04 Aug 2009 17:09:00 +0800</pubDate><description><![CDATA[ ***@@@life.sh@@@!!!************************************************************************************#!/bin/bash# life.sh: "Life in the Slow Lane"# Version 2: Patched by Daniel Albers#+          ]]></description><category></category></item><item><title><![CDATA[330pics-shell scripts_fourth]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4408218</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4408218</guid><author>dawnmaster</author><pubDate>Tue, 04 Aug 2009 17:04:00 +0800</pubDate><description><![CDATA[ ***@@@grp.sh@@@!!!************************************************************************************#!/bin/bash# grp.sh: 一个非常粗糙的grep命令的实现. E_BADARGS=65if [ -z "$1" ]    # 检查传递给脚本的参数. then  ec]]></description><category></category></item><item><title><![CDATA[330pics-shell scripts_third]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4408191</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4408191</guid><author>dawnmaster</author><pubDate>Tue, 04 Aug 2009 16:59:00 +0800</pubDate><description><![CDATA[***@@@ex36.sh@@@!!!************************************************************************************#!/bin/bash# "Reading" 变量.echo -n "Enter the value of variable var1: "# -n 选项, 阻止换行.read va]]></description><category></category></item><item><title><![CDATA[330pics-shell scripts-second]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4408177</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4408177</guid><author>dawnmaster</author><pubDate>Tue, 04 Aug 2009 16:57:00 +0800</pubDate><description><![CDATA[ ***@@@col-totaler2.sh@@@!!!************************************************************************************#!/bin/bash#  这是"求文件中指定列的总和"脚本的另一个版本,#+ 这个脚本可以计算目标文件中指定列(此列的内容必须都是数字)的所有数字的和.#  这个脚本]]></description><category></category></item><item><title><![CDATA[330pics-shell scripts-first]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4408132</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4408132</guid><author>dawnmaster</author><pubDate>Tue, 04 Aug 2009 16:51:00 +0800</pubDate><description><![CDATA[***@@@add-drive.sh@@@!!!************************************************************************************#!/bin/bash# 在系统上添加第二块硬盘驱动器. # 软件配置. 假设硬件已经安装了. # 来自于本书作者的一篇文章. # 在"Linux Gazette"的问题#38上,]]></description><category></category></item><item><title><![CDATA[数据处理-不断完善中......]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4366046</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4366046</guid><author>dawnmaster</author><pubDate>Tue, 21 Jul 2009 10:59:00 +0800</pubDate><description><![CDATA[1、替换制表符：在处理数据录入时，经常碰到在UE里面编辑的文件录入不了数据库，检查后，在UE里显示的空格为 ，而在vim中显示空格为       ，原来是由于ue编辑后，再经过dos2unix转换时，一些空格变成制表符，解决方法在vim中%s//t//g；]]></description><category></category></item><item><title><![CDATA[远程桌面控制Linux/unix]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4357414</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4357414</guid><author>dawnmaster</author><pubDate>Fri, 17 Jul 2009 16:15:00 +0800</pubDate><description><![CDATA[登录环境：linux AS4 U6软件：xmanager 1.3.9登录步骤：1、vim /etc/X11/xdm/Xaccess ，修改：# * #any  host  can  get  a  login  window为 * #any  host  can  get  a  login  window。（即去掉#）2、vim /etc/X11/gdm/gdm.conf修改]]></description><category></category></item><item><title><![CDATA[集成配置环境-XAMPP]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4357292</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4357292</guid><author>dawnmaster</author><pubDate>Fri, 17 Jul 2009 15:54:00 +0800</pubDate><description><![CDATA[LINUX下的配置LAMP集成环境--XAMPP2008-09-19 18:53XAMPP 是一个功能全面的 AMPP （Apache、MySQL、PHP、Perl）软件包，这是 Linux 平台上可以使用的几种非商业 AMPP 中间件之一。采用这种紧密的集成，XAMPP 可以运行任何程序：从个人主页到功能全面的产品站点（虽然这仅仅用于开发目的；出于安全考虑，XAMPP]]></description><category></category></item><item><title><![CDATA[gssftp服务配置方法]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4315522</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4315522</guid><author>dawnmaster</author><pubDate>Thu, 02 Jul 2009 11:15:00 +0800</pubDate><description><![CDATA[1、启动gssftp服务setup->选择gssftp；2、修改gssftp文件vi /etc/xinetd.d/gssftp；修改后内容如下： service ftp{disable = noflags = REUSEsocket_type = streamwait = nouser = rootserver = /usr/kerberos/sbin/ftpd#server_]]></description><category></category></item><item><title><![CDATA[常用的文件操作命令]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4228906</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4228906</guid><author>dawnmaster</author><pubDate>Sun, 31 May 2009 16:50:00 +0800</pubDate><description><![CDATA[抽取行sed -n n1,n2p file  //抽取文件faile中的行n1~n2之间的内容，包括n1,n2；head -n 10 file //取file前10行tail -n 10 file //取file后10行awk $4~abc fiel //取文件中第4列是abc那行 抽取列    cut -fx -dy 文件           //以y作为分隔]]></description><category></category></item><item><title><![CDATA[简单配置samba]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4228780</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4228780</guid><author>dawnmaster</author><pubDate>Sun, 31 May 2009 16:18:00 +0800</pubDate><description><![CDATA[硬件：CPU：1.6Ghz MEM:1GB软件：OS:XP2,Vmware6(已安装CENTOS 5.2)今天在家练习linux，由于要上传和下载linux里面文件,用telnet、ssh还需要下载相关软件，想起了就设置下samba暂用吧。考虑到只是自己用就简单设置下，所有东西都设置成共享OK，那就开始了。1、在linux下面找一个目录用来放置上传下载的文件，例子中就是/home/]]></description><category></category></item><item><title><![CDATA[转帖：用Linux+Iptables构建防火墙实例]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/4161635</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/4161635</guid><author>dawnmaster</author><pubDate>Fri, 08 May 2009 18:49:00 +0800</pubDate><description><![CDATA[用Linux+iptables做防火墙具有很高的灵活性和稳定性(老兄我的防火墙自从做了之后还一直没有重启过)，但安装和设定起来比较麻烦，而且容易出错，本文旨在用为公司做防火墙的实例，让大家对Linux+iptables做防火墙的安装和配置有一个大致的了解，希望能起到抛砖引玉的作用。 系统环境与网络规化 先了解一下公司的环境，公司利用2M ADSL专线上网，电信分配公用IP为218.4.62.12/]]></description><category></category></item><item><title><![CDATA[关于虚拟机LFS编译]]></title><link>https://blog.youkuaiyun.com/dawnmaster/article/details/3852526</link><guid>https://blog.youkuaiyun.com/dawnmaster/article/details/3852526</guid><author>dawnmaster</author><pubDate>Sat, 24 Jan 2009 19:01:00 +0800</pubDate><description><![CDATA[玩电脑10年了，一直属于默默无闻的那类，如今也在此地写写自己平时的一些浅知略闻，打算写的是一些自己做过的，如有不对，请大家海涵并指出，共同学习，谢谢！ 先介绍下学习环境：硬件：CPU:AMD 3000+;MEMORY:1G;HARD DISK:80G；MOTHERBOARD：ONDA N61GT软件：WINXPSP3、VMware 6.0、SecureCRT 5.0LFS:lf]]></description><category></category></item></channel></rss>