其他
tcpdump
1 环境变量
# x1-cli
export BUTTERFLY_HANDLER_CLI_NAME="x1-cli"
export BUTTERFLY_HOME=/home/work/x1-cli
[[ -s "${BUTTERFLY_HOME}/bin/x1-bash-complete.sh" ]] && source ${BUTTERFLY_HOME}/bin/x1-bash-complete.sh
export PATH=${BUTTERFLY_HOME}/bin:$PATH2 tcpdump
tcpdump tcp port 6379 and host 10.xx.xx.xx
-w 选项用来把数据报文输出到文件
文件需要使用 tcpdump -r 来读取tcpdump -A -s 0 'tcp port 8585 and (((ip[2:2] - ((ip[0]&0xf)<<2)) - ((tcp[12]&0xf0)>>2)) != 0)' 3 对比两个文件夹是否一致
4 排查 vip 残余流量
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