Mac使用brew安装zookeeper、启动单机模式

查看可用版本

$ brew info zookeeper

zookeeper: stable 3.4.14 (bottled), HEAD
Centralized server for distributed coordination of services
https://zookeeper.apache.org/
/usr/local/Cellar/zookeeper/3.4.14 (431 files, 36.5MB) *
  Poured from bottle on 2020-02-12 at 22:21:11
From: https://github.com/Homebrew/homebrew-core/blob/master/Formula/zookeeper.rb
==> Options
--HEAD
	Install HEAD version
==> Caveats
To have launchd start zookeeper now and restart at login:
  brew services start zookeeper
Or, if you don't want/need a background service you can just run:
  zkServer start
==> Analytics
install: 5,535 (30 days), 17,280 (90 days), 67,766 (365 days)
install-on-request: 1,590 (30 days), 5,492 (90 days), 22,365 (365 days)
build-error: 0 (30 days)

安装

$ brew install zookeeper

查看配置文件目录

$ ls /usr/local/etc

查看配置文件

$ cd /usr/local/etc/zookeeper

$ cat zoo.cfg

内容如下：

# The number of milliseconds of each tick

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=/usr/local/var/run/zookeeper/data

# 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

zookeeper操作

启动：

zkServer start

连接zookeeper

zkCli

查看zookeeper状态：

zkServer status

这里的standalone指的是单机模式

关闭zookeeeper：

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zkServer stop