Nginx

cd /opt/module/nginx
# 启动
sudo sbin/nginx
# 关闭
sudo sbin/nginx -s stop

Canal

cd /opt/module/canal

# 启动服务端
bin/startup.sh

# 关闭
bin/stop.sh

Redis

cd /opt/module/redis

# 启动服务端
bin/redis-server redis.conf

# 启动客户端
bin/redis-cli -h hadoop102

ElasticSearch和Kibana

[atguigu@hadoop102 elasticsearch]$ cd /opt/module/elasticsearch/
[atguigu@hadoop102 elasticsearch]$ bin/elasticsearch

# 关闭
jpsall
kill -9 查看到的进程号

群起脚本es.sh

下面脚本启动单台 ElasticSearch 后，系统睡4s，其他节点再启动，是为了等待主节点启动完成后，从节点取连接。

es_home=/opt/module/elasticsearch
kibana_home=/opt/module/kibana
case $1  in
 "start") {
  for i in hadoop102 hadoop103 hadoop104
  do
    echo "==============$i=============="
ssh $i  "source /etc/profile;${es_home}/bin/elasticsearch >/dev/null 2>&1 &"
sleep 4s;
  done
  sleep 2s;
  nohup ${kibana_home}/bin/kibana > kibana.log 2>&1 &
};;
"stop") {
  ps -ef | grep ${kibana_home} | grep -v grep | awk '{print $2}'| xargs kill
  for i in hadoop102 hadoop103 hadoop104
  do
    echo "==============$i=============="
    ssh $i "ps -ef|grep $es_home |grep -v grep|awk '{print \$2}'|xargs kill" >/dev/null 2>&1
  done
};;
esac