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zookerper总结

时间:2018-08-19 19:38:45      阅读:290      评论:0      收藏:0      [点我收藏+]

安装

解压zookeeper-3.4.13.tar.gz ,配置环境变量
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配置

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conf/zoo.cfg配置:

# 时间单元,其他的时间都是以此为单元
tickTime=2000
# The number of ticks that the initial 
# synchronization phase can take
initLimit=10
# The number of ticks that can pass between 
# sending a request and getting an acknowledgement
syncLimit=5
# the directory where the snapshot is stored.
# do not use /tmp for storage, /tmp here is just 
# example sakes.
dataDir=/root/javaApp/zookeeper-3.4.13/dataDir
dataLogDir=/root/javaApp/zookeeper-3.4.13/dataLogDir
# the port at which the clients will connect
clientPort=2181
# the maximum number of client connections.
# increase this if you need to handle more clients
#maxClientCnxns=60
#
# Be sure to read the maintenance section of the 
# administrator guide before turning on autopurge.
#
# http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance
#
# The number of snapshots to retain in dataDir
#autopurge.snapRetainCount=3
# Purge task interval in hours
# Set to "0" to disable auto purge feature
#autopurge.purgeInterval=1

开启 ./zkServer.sh

打开命令行 ./zkCli.sh

cZxid = 0x0    节点id
ctime = Thu Jan 01 08:00:00 CST 1970  节点创建时间
mZxid = 0x0      节点修改的id
mtime = Thu Jan 01 08:00:00 CST 1970节点修改时间
pZxid = 0x0            子节点id
cversion = -1        子节点版本
dataVersion = 0   此节点数据版本
aclVersion = 0    权限的版本
ephemeralOwner = 0x0    是0x0是永久节点,不是0x0就是临时节点
dataLength = 0     数据长度
numChildren = 1   子节点数量

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zookerper总结

原文:https://www.cnblogs.com/webdev8888/p/9502182.html

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