{"id":50420,"date":"2025-07-30T23:22:58","date_gmt":"2025-07-30T15:22:58","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/50420.html"},"modified":"2025-07-30T23:22:58","modified_gmt":"2025-07-30T15:22:58","slug":"zookeeper%e9%9b%86%e7%be%a4%e9%83%a8%e7%bd%b2%e4%b8%8e%e9%80%89%e4%b8%be%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/50420.html","title":{"rendered":"zookeeper\u96c6\u7fa4\u90e8\u7f72\u4e0e\u9009\u4e3e\u673a\u5236"},"content":{"rendered":"

\u4e00\u3001\u6982\u8ff0<\/h2>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ZooKeeper \u662f Apache \u57fa\u91d1\u4f1a\u5f00\u53d1\u7684\u4e00\u6b3e\u5206\u5e03\u5f0f\u534f\u8c03\u670d\u52a1，\u4e13\u4e3a\u89e3\u51b3\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u4e00\u81f4\u6027\u3001\u540c\u6b65\u3001\u914d\u7f6e\u7ba1\u7406\u7b49\u6838\u5fc3\u95ee\u9898\u800c\u8bbe\u8ba1\u3002<\/p>\n

1.1 \u6570\u636e\u6a21\u578b\u4e0e\u5e94\u7528\u573a\u666f<\/h3>\n

1.1.1 \u6570\u636e\u6a21\u578b<\/h4>\n

\"\"<\/p>\n

（1）ZooKeeper \u7684\u6570\u636e\u7ed3\u6784\u7c7b\u4f3c Unix \u6587\u4ef6\u7cfb\u7edf，\u662f\u4e00\u4e2a\u6811\u5f62\u7ed3\u6784（ZNode Tree）\u3002<\/p>\n

（2）\u6bcf\u4e2a\u8282\u70b9\u79f0\u4e3a ZNode，\u53ef\u4ee5\u5b58\u50a8\u6570\u636e（\u6700\u5927 1MB）\u5e76\u6302\u8f7d\u5b50\u8282\u70b9\u3002<\/p>\n

（3）ZNode \u5206\u4e3a\u56db\u7c7b，\u4e3b\u8981\u57fa\u4e8e\u6301\u4e45\u6027\u548c\u987a\u5e8f\u6027\u4e24\u4e2a\u7ef4\u5ea6\u5212\u5206\u3002<\/p>\n\n\n\n\n\n\n\n
\u7c7b\u578b<\/td>\n\u6301\u4e45\u6027<\/td>\n\u81ea\u52a8\u751f\u6210\u5e8f\u5217\u53f7<\/td>\n\u662f\u5426\u652f\u6301\u5b50\u8282\u70b9<\/td>\n<\/tr>\n
\u6301\u4e45\u8282\u70b9<\/td>\n\u4f1a\u8bdd\u7ed3\u675f\u540e\u4fdd\u7559<\/td>\n\u00d7<\/td>\n\u2714<\/td>\n<\/tr>\n
\u6301\u8282\u987a\u5e8f\u8282\u70b9<\/td>\n\u4f1a\u8bdd\u7ed3\u675f\u540e\u4fdd\u7559<\/td>\n\u2714<\/td>\n\u2714<\/td>\n<\/tr>\n
\u4e34\u65f6\u8282\u70b9<\/td>\n\u4f1a\u8bdd\u7ed3\u675f\u540e\u5220\u9664<\/td>\n\u00d7<\/td>\n\u00d7<\/td>\n<\/tr>\n
\u4e34\u65f6\u987a\u5e8f\u8282\u70b9<\/td>\n\u4f1a\u8bdd\u7ed3\u675f\u540e\u5220\u9664<\/td>\n\u2714<\/td>\n\u00d7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1.1.2 \u5e94\u7528\u573a\u666f<\/h4>\n

（1）\u7edf\u4e00\u547d\u540d\u670d\u52a1<\/p>\n

\"\"<\/p>\n

（2）\u7edf\u4e00\u914d\u7f6e\u7ba1\u7406<\/p>\n

\"\"<\/p>\n

（3）\u7edf\u4e00\u96c6\u7fa4\u7ba1\u7406<\/p>\n

\"\"<\/p>\n

（4）\u611f\u77e5\u8282\u70b9\u4e0a\u4e0b\u7ebf<\/p>\n

\"\"<\/p>\n

1.2 zookeeper\u7279\u70b9<\/h3>\n

\"\"<\/p>\n

    \n
  • Zookeeper：\u4e00\u4e2a\u9886\u5bfc\u8005（Leader），\u591a\u4e2a\u8ddf\u968f\u8005（Follower）\u7ec4\u6210\u7684\u96c6\u7fa4\u3002<\/li>\n
  • \u96c6\u7fa4\u4e2d\u53ea\u8981\u6709\u534a\u6570\u4ee5\u4e0a\u8282\u70b9\u5b58\u6d3b，Zookeeper\u96c6\u7fa4\u5c31\u80fd\u6b63\u5e38\u670d\u52a1\u3002\u6240\u4ee5Zookeeper\u9002\u5408\u5b89\u88c5\u5947\u6570\u53f0\u670d\u52a1\u5668\u3002<\/li>\n
  • \u5168\u5c40\u6570\u636e\u4e00\u81f4：\u6bcf\u4e2aServer\u4fdd\u5b58\u4e00\u4efd\u76f8\u540c\u7684\u6570\u636e\u526f\u672c，Client\u65e0\u8bba\u8fde\u63a5\u5230\u54ea\u4e2aServer，\u6570\u636e\u90fd\u662f\u4e00\u81f4\u7684\u3002<\/li>\n
  • \u66f4\u65b0\u8bf7\u6c42\u987a\u5e8f\u6267\u884c，\u6765\u81ea\u540c\u4e00\u4e2aClient\u7684\u66f4\u65b0\u8bf7\u6c42\u6309\u5176\u53d1\u9001\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\u3002<\/li>\n
  • \u6570\u636e\u66f4\u65b0\u539f\u5b50\u6027，\u4e00\u6b21\u6570\u636e\u66f4\u65b0\u8981\u4e48\u6210\u529f，\u8981\u4e48\u5931\u8d25\u3002<\/li>\n
  • \u5b9e\u65f6\u6027，\u5728\u4e00\u5b9a\u65f6\u95f4\u8303\u56f4\u5185，Client\u80fd\u8bfb\u5230\u6700\u65b0\u6570\u636e\u3002<\/li>\n<\/ul>\n

    \u4e8c\u3001\u96c6\u7fa4\u90e8\u7f72<\/h2>\n

    2.1 \u4e0b\u8f7d\u5730\u5740<\/h3>\n

    Apache ZooKeeper<\/span>https:\/\/zookeeper.apache.org\/documentation.html<\/span><\/span>\"\"<\/p>\n

    2.2 \u90e8\u7f72<\/h3>\n
  • zookeeper\u4f9d\u8d56java\u73af\u5883，\u8bf7\u81ea\u884c\u4e0b\u8f7d\u5b89\u88c5jdk<\/li>\n
  • \u628azookeeper\u5b89\u88c5\u5305\u4e0a\u4f20\u5230\/opt\/software\u76ee\u5f55\u4e0b<\/li>\n
  • \u89e3\u538b\u5230\/opt\/module\u76ee\u5f55\u4e0b [root@hadoop101 software]# tar -zxvf \/opt\/software\/apache-zookeeper-3.5.7-bin.tar.gz -C \/opt\/module\/
    \n[root@hadoop101 software]# cd ..\/module\/
    \n[root@hadoop101 module]# ls
    \napache-zookeeper-3.5.7-bin jdk-1.8
    \n[root@hadoop101 module]# mv apache-zookeeper-3.5.7-bin\/ zookeeper-3.5.7
    \n[root@hadoop101 module]# ls
    \njdk-1.8 zookeeper-3.5.7 <\/li>\n
  • \n

    \u7f16\u8f91\u540c\u6b65\u811a\u672c<\/p>\n

    mkdir \/root\/bin
    \nvim \/root\/bin\/xsync.sh<\/p>\n

    —————————————————————————–
    \n#!\/bin\/bash<\/p>\n

    if [ $# -lt 1 ]
    \nthen
    \n echo No Enough Argument!
    \n exit
    \nfi<\/p>\n

    for host in hadoop101 hadoop102 hadoop103 hadoop104
    \ndo
    \n echo ==================================host=====================================<\/p>\n

    for file in $@
    \n do
    \n if [ -e $file ]
    \n then
    \n pdir=$(cd -P $(dirname $file); pwd)
    \n fname=$(basename $file)
    \n ssh $host "mkdir -p $pdir"
    \n echo $host $pdir $fname
    \n echo rsync -av $pdir\/$fname $host:$pdir
    \n rsync -av $pdir\/$fname $host:$pdir
    \n else
    \n echo $file does not exists!
    \n fi
    \n done
    \ndone
    \n——————————————————————————
    \nchmod 775 \/root\/bin\/xsync.sh <\/li>\n

  • \n

    \u521b\u5efa\u6570\u636e\u5b58\u50a8\u76ee\u5f55<\/p>\n

    [root@hadoop101 zookeeper]# mkdir -p \/data\/zookeeper
    \n[root@hadoop101 zookeeper]# vim \/data\/zookeeper\/myid
    \n[root@hadoop101 zookeeper]# echo 1 > \/data\/zookeeper\/myid
    \n[root@hadoop101 zookeeper]# xsync.sh \/data\/zookeeper\/myid<\/p>\n

    ————————————————————-
    \n\u5728\u5176\u4ed6\u4e24\u53f0\u673a\u5668\u4e0a\u6267\u884c
    \n[root@hadoop102 zookeeper]# echo 2 > \/data\/zookeeper\/myid
    \n[root@hadoop102 \/]# cd opt\/module\/
    \n[root@hadoop102 module]# ls
    \njdk-1.8 zookeeper-3.5.7<\/p>\n

    [root@hadoop103 zookeeper]# echo 3 > \/data\/zookeeper\/myid <\/li>\n

  • \n

    \u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u5e76\u5206\u53d1<\/p>\n

    [root@hadoop101 conf]# cd \/opt\/module\/zookeeper-3.5.7\/conf\/
    \n[root@hadoop101 conf]# mv .\/zoo_sample.cfg zoo.cfg
    \n[root@hadoop101 conf]# vim zoo.cfg<\/p>\n

    —————————————————————————————–
    \n# The number of milliseconds of each tick
    \n# \u901a\u4fe1\u5fc3\u8df3\u65f6\u95f4，Zookeeper\u670d\u52a1\u5668\u4e0e\u5ba2\u6237\u7aef\u5fc3\u8df3\u65f6\u95f4，\u5355\u4f4d\u6beb\u79d2
    \ntickTime=2000
    \n# The number of ticks that the initial
    \n# synchronization phase can take
    \n# Leader\u548cFollower\u521d\u59cb\u8fde\u63a5\u65f6\u80fd\u5bb9\u5fcd\u7684\u6700\u591a\u5fc3\u8df3\u6570（tickTime\u7684\u6570\u91cf）
    \ninitLimit=10
    \n# The number of ticks that can pass between
    \n# sending a request and getting an acknowledgement
    \n# Leader\u548cFollower\u4e4b\u95f4\u901a\u4fe1\u65f6\u95f4\u5982\u679c\u8d85\u8fc7syncLimit * tickTime，Leader\u8ba4\u4e3aFollwer\u6b7b\u6389，\u4ece\u670d\u52a1\u5668\u5217\u8868\u4e2d\u5220\u9664Follwer\u3002
    \nsyncLimit=5
    \n# the directory where the snapshot is stored.
    \n# do not use \/tmp for storage, \/tmp here is just
    \n# example sakes.
    \ndataDir=\/data\/zookeeper
    \n# the port at which the clients will connect
    \nclientPort=2181
    \n# the maximum number of client connections.
    \n# increase this if you need to handle more clients
    \n#maxClientCnxns=60
    \n#
    \n# Be sure to read the maintenance section of the
    \n# administrator guide before turning on autopurge.
    \n#
    \n# http:\/\/zookeeper.apache.org\/doc\/current\/zookeeperAdmin.html#sc_maintenance
    \n#
    \n# The number of snapshots to retain in dataDir
    \n#autopurge.snapRetainCount=3
    \n# Purge task interval in hours
    \n# Set to "0" to disable auto purge feature
    \n#autopurge.purgeInterval=1<\/p>\n

    # server.A=B:C:D
    \n# A\u662f\u4e00\u4e2a\u6570\u5b57，\u8868\u793a\u8fd9\u7b2c\u51e0\u53f7\u670d\u52a1\u5668；
    \n# \u96c6\u7fa4\u6a21\u5f0f\u4e0b\u914d\u7f6e\u4e00\u4e2a\u6587\u4ef6myid，\u8fd9\u4e2a\u6587\u4ef6\u5728dataDir\u76ee\u5f55\u4e0b，\u8fd9\u4e2a\u6587\u4ef6\u91cc\u9762\u6709\u4e00\u6570\u636e\u5c31\u662fA\u7684\u503c，Zookeeper\u542f\u52a8\u65f6\u8bfb\u53d6\u6b64\u6587\u4ef6，\u62ff\u5230\u91cc\u9762\u7684\u6570\u636e\u4e0ezoo.cfg\u91cc\u9762\u7684\u914d\u7f6e\u4fe1\u606f\u6bd4\u8f83\u4ece\u800c\u5224\u65ad\u5230\u5e95\u662f\u54ea\u4e2aserver\u3002
    \n# B\u662f\u8fd9\u4e2a\u670d\u52a1\u5668\u7684\u5730\u5740；
    \n# C\u662f\u8fd9\u4e2a\u670d\u52a1\u5668Follower\u4e0e\u96c6\u7fa4\u4e2d\u7684Leader\u670d\u52a1\u5668\u4ea4\u6362\u4fe1\u606f\u7684\u7aef\u53e3；
    \n# D\u662f\u4e07\u4e00\u96c6\u7fa4\u4e2d\u7684Leader\u670d\u52a1\u5668\u6302\u4e86，\u9700\u8981\u4e00\u4e2a\u7aef\u53e3\u6765\u91cd\u65b0\u8fdb\u884c\u9009\u4e3e，\u9009\u51fa\u4e00\u4e2a\u65b0\u7684leader，\u800c\u8fd9\u4e2a\u7aef\u53e3\u5c31\u662f\u7528\u6765\u6267\u884c\u9009\u4e3e\u65f6\u670d\u52a1\u5668\u76f8\u4e92\u901a\u4fe1\u7684\u7aef\u53e3\u3002
    \nserver.1=hadoop101:2888:3888
    \nserver.2=hadoop102:2888:3888
    \nserver.3=hadoop103:2888:3888
    \n—————————————————————————————–
    \n[root@hadoop101 zookeeper]# xsync.sh \/opt\/module\/zookeeper-3.5.7 <\/li>\n

  • \n

    \u7f16\u5199\u96c6\u7fa4\u7fa4\u8d77\u811a\u672c<\/p>\n

    [root@hadoop101 zookeeper]# vim \/root\/bin\/zk.sh
    \n————————————————————————-
    \n#!\/bin\/bash<\/p>\n

    case $1 in
    \n"start"){
    \n for i in hadoop101 hadoop102 hadoop103
    \n do
    \n echo —————————zookeeper $i \u542f\u52a8———————————-
    \n ssh $i \/opt\/module\/zookeeper-3.5.7\/bin\/zkServer.sh start
    \n done
    \n};;
    \n"stop"){
    \n for i in hadoop101 hadoop102 hadoop103
    \n do
    \n echo —————————zookeeper $i \u505c\u6b62———————————-
    \n ssh $i \/opt\/module\/zookeeper-3.5.7\/bin\/zkServer.sh stop
    \n done
    \n};;
    \n"status"){
    \n for i in hadoop101 hadoop102 hadoop103
    \n do
    \n echo —————————zookeeper $i \u72b6\u6001———————————-
    \n ssh $i \/opt\/module\/zookeeper-3.5.7\/bin\/zkServer.sh status
    \n done
    \n};;
    \nesac
    \n—————————————————————————-<\/p>\n

    [root@hadoop101 zookeeper]# chmod 775 \/root\/bin\/zk.sh <\/li>\n

  • \n

    \u542f\u52a8\u96c6\u7fa4<\/p>\n

    [root@hadoop101 bin]# zk.sh start
    \n—————————zookeeper hadoop101 \u542f\u52a8———————————-
    \nZooKeeper JMX enabled by default
    \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
    \nStarting zookeeper … STARTED
    \n—————————zookeeper hadoop102 \u542f\u52a8———————————-
    \nZooKeeper JMX enabled by default
    \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
    \nStarting zookeeper … STARTED
    \n—————————zookeeper hadoop103 \u542f\u52a8———————————-
    \nZooKeeper JMX enabled by default
    \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
    \nStarting zookeeper … STARTED<\/p>\n

    [root@hadoop101 bin]# zk.sh status
    \n—————————zookeeper hadoop101 \u72b6\u6001———————————-
    \nZooKeeper JMX enabled by default
    \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
    \nClient port found: 2181. Client address: localhost.
    \nMode: follower
    \n—————————zookeeper hadoop102 \u72b6\u6001———————————-
    \nZooKeeper JMX enabled by default
    \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
    \nClient port found: 2181. Client address: localhost.
    \nMode: leader
    \n—————————zookeeper hadoop103 \u72b6\u6001———————————-
    \nZooKeeper JMX enabled by default
    \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
    \nClient port found: 2181. Client address: localhost.
    \nMode: follower <\/li>\n

    \u4e09\u3001\u9009\u4e3e\u673a\u5236<\/h2>\n

    \u4e3a\u4ec0\u4e48\u8981\u8fdb\u884cLeader\u9009\u4e3e？ Leader \u4e3b\u8981\u4f5c\u7528\u662f\u4fdd\u8bc1\u5206\u5e03\u5f0f\u6570\u636e\u4e00\u81f4\u6027，\u5373\u6bcf\u4e2a\u8282\u70b9\u7684\u5b58\u50a8\u7684\u6570\u636e\u540c\u6b65\u3002\u9047\u5230\u4ee5\u4e0b\u4e24\u79cd\u60c5\u51b5\u9700\u8981\u8fdb\u884cLeader\u9009\u4e3e<\/p>\n

      \n
    • \n

      \u670d\u52a1\u5668\u521d\u59cb\u5316\u542f\u52a8<\/p>\n<\/li>\n

    • \n

      \u670d\u52a1\u5668\u8fd0\u884c\u671f\u95f4\u65e0\u6cd5\u548cLeader\u4fdd\u6301\u8fde\u63a5，Leader\u8282\u70b9\u5d29\u6e83，\u903b\u8f91\u65f6\u949f\u5d29\u6e83\u3002<\/p>\n<\/li>\n<\/ul>\n

      SID：\u670d\u52a1\u5668ID\u3002\u7528\u6765\u552f\u4e00\u6807\u8bc6\u4e00\u53f0ZooKeeper\u96c6\u7fa4\u4e2d\u7684\u673a\u5668，\u6bcf\u53f0\u673a\u5668\u4e0d\u80fd\u91cd\u590d，\u548cmyid\u4e00\u81f4\u3002 ZXID：\u4e8b\u52a1ID\u3002ZXID\u662f\u4e00\u4e2a\u4e8b\u52a1ID，\u7528\u6765\u6807\u8bc6\u4e00\u6b21\u670d\u52a1\u5668\u72b6\u6001\u7684\u53d8\u66f4\u3002\u5728\u67d0\u4e00\u65f6\u523b，\u96c6\u7fa4\u4e2d\u7684\u6bcf\u53f0\u673a\u5668\u7684ZXID\u503c\u4e0d\u4e00\u5b9a\u5b8c\u5168\u4e00\u81f4，\u8fd9\u548cZooKeeper\u670d\u52a1\u5668\u5bf9\u4e8e\u5ba2\u6237\u7aef\u201c\u66f4\u65b0\u8bf7\u6c42\u201d\u7684\u5904\u7406\u903b\u8f91\u6709\u5173\u3002 Epoch：\u6bcf\u4e2aLeader\u4efb\u671f\u7684\u4ee3\u53f7\u3002\u6ca1\u6709Leader\u65f6\u540c\u4e00\u8f6e\u6295\u7968\u8fc7\u7a0b\u4e2d\u7684\u903b\u8f91\u65f6\u949f\u503c\u662f\u76f8\u540c\u7684\u3002\u6bcf\u6295\u5b8c\u4e00\u6b21\u7968\u8fd9\u4e2a\u6570\u636e\u5c31\u4f1a\u589e\u52a0\u3002<\/p>\n

      \u6bcf\u4e2a\u670d\u52a1\u7684\u6295\u7968\u4e3a（SID,ZXID,Epoch）<\/p>\n

      \u9009\u4e3eLeader\u89c4\u5219： EPOCH\u5927\u7684\u76f4\u63a5\u80dc\u51fa；EPOCH\u76f8\u540c，\u4e8b\u52a1id\u5927\u7684\u80dc\u51fa；\u4e8b\u52a1id\u76f8\u540c，\u670d\u52a1\u5668id\u5927\u7684\u80dc\u51fa<\/span><\/p>\n

      3.1 \u7b2c\u4e00\u6b21\u542f\u52a8<\/h3>\n

      \"\"<\/p>\n

    • Server1\u542f\u52a8，\u53d1\u8d77\u4e00\u6b21\u9009\u4e3e\u3002\u670d\u52a1\u56681\u6295\u81ea\u5df1\u4e00\u7968\u3002\u6295\u7968\u7684\u5185\u5bb9\u4e3a（SID，ZXID）\u3002SID\u5373Server\u7684id，\u5b89\u88c5zookeeper\u65f6\u914d\u7f6e\u6587\u4ef6\u4e2d\u6240\u914d\u7f6e\u7684myid；ZXID，\u4e8b\u52a1id，\u4e3a\u8282\u70b9\u7684\u66f4\u65b0\u7a0b\u5ea6，ZXID\u8d8a\u5927，\u4ee3\u8868Server\u5bf9Znode\u7684\u64cd\u4f5c\u8d8a\u65b0\u3002\u7531\u4e8e\u670d\u52a1\u5668\u521d\u59cb\u5316，\u6bcf\u4e2aSever\u4e0a\u7684Znode\u4e3a0，\u6240\u4ee5Server1\u6295\u7684\u7968\u4e3a（1,0）\u6b64\u65f6\u670d\u52a1\u56681\u7968\u6570\u4e00\u7968，\u4e0d\u591f\u534a\u6570\u4ee5\u4e0a（2\u7968），\u9009\u4e3e\u65e0\u6cd5\u5b8c\u6210，\u670d\u52a1\u56681\u72b6\u6001\u4fdd\u6301\u4e3aLOOKING； [root@hadoop101 bin]# \/opt\/module\/zookeeper-3.5.7\/bin\/zkServer.sh start
      \n\/opt\/module\/jdk-1.8\/bin\/java
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nStarting zookeeper … STARTED<\/p>\n

      ####\u4ee5\u4e0b\u5185\u5bb9\u53ef\u4ee5\u770b\u5230，zk\u8fdb\u7a0b\u5df2\u7ecf\u542f\u52a8，\u4f46\u4ed6\u6ca1\u6709\u6210\u4e3aleader<\/p>\n

      [root@hadoop101 bin]# zk.sh status
      \n—————————zookeeper hadoop101 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nError contacting service. It is probably not running.
      \n—————————zookeeper hadoop102 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nError contacting service. It is probably not running.
      \n—————————zookeeper hadoop103 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nError contacting service. It is probably not running.<\/p>\n

      [root@hadoop101 bin]# jps
      \n19809 Jps
      \n19709 QuorumPeerMain <\/li>\n

    • \n

      Server2\u542f\u52a8，\u518d\u53d1\u8d77\u4e00\u6b21\u9009\u4e3e\u3002Server1\u548c2\u5206\u522b\u6295\u81ea\u5df1\u4e00\u7968\u5e76\u4ea4\u6362\u9009\u7968\u4fe1\u606f：\u6b64\u65f6Server1\u53d1\u73b0Server2\u7684myid\u6bd4\u81ea\u5df1\u76ee\u524d\u6295\u7968\u63a8\u4e3e\u7684（Server1）\u5927，\u66f4\u6539\u9009\u7968\u4e3a\u63a8\u4e3eServer2\u3002\u6b64\u65f6Server1\u7968\u65700\u7968，Server2\u7968\u65702\u7968，\u8fbe\u5230\u534a\u6570\u4ee5\u4e0a\u7ed3\u679c，Server2\u5f53\u9009Leader\u3002Server1\u66f4\u6539\u72b6\u6001\u4e3aFOLLOWER，Server2\u66f4\u6539\u72b6\u6001\u4e3aLEADER；<\/p>\n

      [root@hadoop102 conf]# \/opt\/module\/zookeeper-3.5.7\/bin\/zkServer.sh start
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nStarting zookeeper … STARTED
      \nYou have mail in \/var\/spool\/mail\/root<\/p>\n

      ————————————————————————
      \n[root@hadoop101 bin]# zk.sh status
      \n—————————zookeeper hadoop101 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nMode: follower
      \n—————————zookeeper hadoop102 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nMode: leader
      \n—————————zookeeper hadoop103 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nError contacting service. It is probably not running. <\/li>\n

    • \n

      Server3\u542f\u52a8，\u53d1\u8d77\u4e00\u6b21\u9009\u4e3e\u3002\u6b64\u65f6Server1，2\u5df2\u7ecf\u4e0d\u662fLOOKING\u72b6\u6001，\u4e0d\u4f1a\u66f4\u6539\u9009\u7968\u4fe1\u606f\u3002\u4ea4\u6362\u9009\u7968\u4fe1\u606f\u7ed3\u679c：Server2\u4e3a2\u7968，Server3\u4e3a1\u7968\u3002\u6b64\u65f6Server3\u670d\u4ece\u591a\u6570，\u66f4\u6539\u9009\u7968\u4fe1\u606f\u4e3aServer2，\u5e76\u66f4\u6539\u72b6\u6001\u4e3aFOLLOWER；<\/p>\n

      [root@hadoop103 zookeeper]# \/opt\/module\/zookeeper-3.5.7\/bin\/zkServer.sh start
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nStarting zookeeper … STARTED<\/p>\n

      —————————————————————————-
      \n[root@hadoop101 bin]# zk.sh status
      \n—————————zookeeper hadoop101 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nMode: follower
      \n—————————zookeeper hadoop102 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nMode: leader
      \n—————————zookeeper hadoop103 \u72b6\u6001———————————-
      \nZooKeeper JMX enabled by default
      \nUsing config: \/opt\/module\/zookeeper-3.5.7\/bin\/..\/conf\/zoo.cfg
      \nClient port found: 2181. Client address: localhost.
      \nMode: follower <\/li>\n

      3.2 \u975e\u7b2c\u4e00\u6b21\u542f\u52a8<\/h3>\n

      \"\"<\/p>\n

      \u800c\u5f53\u4e00\u53f0\u673a\u5668\u8fdb\u5165Leader\u9009\u4e3e\u6d41\u7a0b\u65f6，\u5f53\u524d\u96c6\u7fa4\u4e5f\u53ef\u80fd\u4f1a\u5904\u4e8e\u4ee5\u4e0b\u4e24\u79cd\u72b6\u6001： \u2022 \u96c6\u7fa4\u4e2d\u672c\u6765\u5c31\u5df2\u7ecf\u5b58\u5728\u4e00\u4e2aLeader\u3002 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u5bf9\u4e8e\u7b2c\u4e00\u79cd\u5df2\u7ecf\u5b58\u5728Leader\u7684\u60c5\u51b5，\u673a\u5668\u8bd5\u56fe\u53bb\u9009\u4e3eLeader\u65f6，\u4f1a\u88ab\u544a\u77e5\u5f53\u524d\u670d\u52a1\u5668\u7684Leader\u4fe1\u606f，\u5bf9\u4e8e\u8be5\u673a\u5668\u6765\u8bf4，\u4ec5\u4ec5\u9700\u8981\u548cLeader\u673a\u5668\u5efa\u7acb\u8fde \u63a5，\u5e76\u8fdb\u884c\u72b6\u6001\u540c\u6b65\u5373\u53ef\u3002 \u2022 \u96c6\u7fa4\u4e2d\u786e\u5b9e\u4e0d\u5b58\u5728Leader\u3002 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u5047\u8bbeZooKeeper\u75313\u53f0\u670d\u52a1\u5668\u7ec4\u6210，SID\u5206\u522b\u4e3a1\u30012\u30013；ZXID\u5206\u522b\u4e3a8\u30018\u30017，\u5e76\u4e14\u6b64\u65f6SID\u4e3a2\u7684\u670d\u52a1\u662fLeader\u3002\u67d0\u4e00\u65f6\u523b，\u670d\u52a12\u51fa\u73b0\u6545\u969c，\u56e0\u6b64\u5f00\u59cb\u8fdb\u884cLeader\u9009\u4e3e\u3002\u670d\u52a11\u7531\u4e8e\u4e8b\u52a1id，\u80dc\u51fa\u3002<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p>\n<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"

      \u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb809\u6b21\uff0c\u70b9\u8d5e16\u6b21\uff0c\u6536\u85cf12\u6b21\u3002ZooKeeper \u662f Apache \u57fa\u91d1\u4f1a\u5f00\u53d1\u7684\u4e00\u6b3e\uff0c\u4e13\u4e3a\u89e3\u51b3\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u4e00\u81f4\u6027\u3001\u540c\u6b65\u3001\u914d\u7f6e\u7ba1\u7406\u7b49\u6838\u5fc3\u95ee\u9898\u800c\u8bbe\u8ba1\u3002<\/p>\n","protected":false},"author":2,"featured_media":50410,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[779,1898,763,664],"topic":[],"class_list":["post-50420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-hadoop","tag-zookeeper","tag-763","tag-664"],"yoast_head":"\nzookeeper\u96c6\u7fa4\u90e8\u7f72\u4e0e\u9009\u4e3e\u673a\u5236 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/50420.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"zookeeper\u96c6\u7fa4\u90e8\u7f72\u4e0e\u9009\u4e3e\u673a\u5236 - 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