操作系统:Centos,Ubuntu,Redhat,suse,Freebsd

网站服务:nginx,apache,lighttpd,php,tomcat,resin
数据 库:MySQL,MariaDB,PostgreSQL

DB中间件:maxscale,MyCat,atlas,cobar,amoeba,MySQL-proxy

代理相关:lvs,keepalived,haproxy,nginx,heartbeat
网站缓存:squid,nginx,varnish
NOSQL库:Redis,Memcached,MongoDB,HBase,Cassandra,CouchDB
存储相关:Nfs,FastDFS,Moosefs(mfs),Hadoop,glusterfs,lustre

版本管理:svn,git
监控报警:nagios,cacti,zabbix,munin,hyperic,mrtg,graphite

域名解析:bind,powerdns,dnsmasq
同步软件:scp,rsync,inotify,sersync,drbd
批量管理:SSH,Ansible,Saltstack,expect,puppet
虚拟 化:kvm,xen

云计 算:openstack,docker,cloudstack
内网软件:iptables,zebra,iftraf,ntop,tc,iftop
邮件软件:qmail,posfix,sendmail,zimbra

远程拨号:openvpn,pptp,openswan,ipip
统一认证:openldap
队列工具:ActiveMQ,RabbitMQ,Metaq,MemcacheQ,Zeromq
打包发布:mvn,ants,jenkins
测试软件:ab,JMeter,Webbench,LoadRunner,http_load,tcpcopy

带宽测试:smokeping

性能测试:dd, fio(IOPS测试),iozone(磁盘测试)

日志相关:rsyslog,Awstats,flume,storm,ELK(Elasticsearch+Logstash+Kibana)

搜索软件:Sphinx,Xapian,Solr

无人值守:kickstart,cobbler

软件安装:rpm,yum(设计rpm包定制及yum仓库构建)

大数据:HDFS,Hive,Hbase,Zookeeper,Pig,Spark,Mahout,flume,sqoop

开发语言:Shell,Python,go