刘征是《DevOps Handbook》《The Site Reliability Workbook》译者,中国DevOps社区组织者,致力于推广DevOps实践、理念和文化。

OpenNMS 安装说明-精简版

**Per-install Checklist:** SuSE 10.1 Linux install CD OpenNMS rpm packages for SuSE Linux JDK 1.5 package Tomcat 5.5.20 package **Here we go:** Insert install CD into Cd/Dvd rom Do SuSE Linux mini install Logon in OS, run ‘yast firewall’ to open 8080 tcp port on firewall upload all packages to /opt untar JDK untar Tomcat install postgresql through yast; run ‘rcpostgresql start’ Export some variables _export JAVA_HOME=/opt/jdk1.5.0_09export OPENNMS_HOME=/opt/opennmsexport CATALINA_HOME=/opt/apache-tomcat-5.5.20export PATH=$PATH:$JAVA_HOME/bin_ [阅读全文]

OTRS的第一个ITIL兼容版本

从来没用这么期待过一个软件的问世,虽然工具和技术不能画等号,不过它应该是第一个主动与ITIL看起,并且靠拢的开源软件。1下载安装需要下载的软 [阅读全文]

[转] 十问ITIL

想实现IT与业务融合的目标吗?想让IT部门踏上自我管理之路吗?想在IT规范的丛林里找到清晰的管理思路吗?在IT与业务战略融合的过程之中,IT [阅读全文]

Install Smokeping via yum

From :http://ai.net.nz/horde/wicked/display.php?page=SmokePingInstall needed packages rrdtool`yum install rrdtool <br />**perl-CGI-SpeedyCGI**<br /> `yum install perl-CGI-SpeedyCGI fping`yum install fping <br />** Or do them all together:**<br /> `yum install rrdtool perl-CGI-SpeedyCGI fping Smokeping`wget http://people.ee.ethz.ch/~oetiker/webtools/smokeping/pub/smokeping-2.0.9.tar.gztar xvzf smokeping-2.0.9.tar.gzmv smokeping-2.0.9 /usr/local/smokepingchown -R root:root /usr/local/smokeping<br /><br />cd /usr/local/smokeping/binfor foo in *.dist; do cp $foo `basename $foo .dist`; done<br /><br />cd /usr/local/smokeping/etc/for foo in *.dist; do cp $foo `basename $foo .dist`; done<br /><br />cd /usr/local/smokeping/htdocsfor foo in *. [阅读全文]

如何看懂Smokeping图表

_RTT(Round-Trip Time) _ 简单说它是一个数据报在网络上两点中间往返一次的时间。是影响TCP性能和表征网络运行状况的重要参数。在网络中实时、准确地测量大量TCP设 [阅读全文]