常用Web运维命令
时间：2010-10-31 来源：hjjie2006
常用的运维命令（不断收集中....)
实时查看正在执行的sql语句 #/usr/sbin/tcpdump -i eth0 -s 0 -l -w - dst port 3306 | strings | egrep -i 'SELECT|UPDATE|DELETE|INSERT|SET|COMMIT|ROLLBACK|CREATE|DROP|ALTER|CALL' 查看http连接 netstat -n | awk '/^tcp/ {++state[$NF]} END {for(key in state) print key,"t",state[key]}' 查看SYN状态的http连接 netstat -an | grep SYN | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr | more 查看TIME_WAIT状态的http连接 netstat -tna | cut -b 49- |grep TIME_WAIT | sort |more netstat -an | grep TIME_WAIT | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr | more 查看ESTABLISHED状态的http连接 netstat -an | grep ESTABLISHED | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr | morenetstat -an | grep ":80" | grep ESTABLISHED | sort | more
批量kill进程 ps -efww|grep sqlr-listener|grep -v grep|cut -c 9-15|xargs kill -9 查看活动的php-cgi连接数 netstat -anpo|grep php-cgi|wc -l
实时查看正在执行的sql语句 #/usr/sbin/tcpdump -i eth0 -s 0 -l -w - dst port 3306 | strings | egrep -i 'SELECT|UPDATE|DELETE|INSERT|SET|COMMIT|ROLLBACK|CREATE|DROP|ALTER|CALL' 查看http连接 netstat -n | awk '/^tcp/ {++state[$NF]} END {for(key in state) print key,"t",state[key]}' 查看SYN状态的http连接 netstat -an | grep SYN | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr | more 查看TIME_WAIT状态的http连接 netstat -tna | cut -b 49- |grep TIME_WAIT | sort |more netstat -an | grep TIME_WAIT | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr | more 查看ESTABLISHED状态的http连接 netstat -an | grep ESTABLISHED | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr | morenetstat -an | grep ":80" | grep ESTABLISHED | sort | more
批量kill进程 ps -efww|grep sqlr-listener|grep -v grep|cut -c 9-15|xargs kill -9 查看活动的php-cgi连接数 netstat -anpo|grep php-cgi|wc -l
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