# The number of milliseconds of each tick,
# Zookeeper 服務(wù)器之間或客戶端與服務(wù)器之間維持心跳的時(shí)間間隔，也就是每個(gè) tickTime 時(shí)間就會(huì)發(fā)送一個(gè)心跳。tickTime以毫秒為單位。session最小有效時(shí)間為tickTime*2
tickTime=2000
# The number of ticks that the initial
# synchronization phase can take
# 集群中的follower服務(wù)器(F)與leader服務(wù)器(L)之間初始連接時(shí)能容忍的最多心跳數(shù)（tickTime的數(shù)量），超過此數(shù)量沒有回復(fù)會(huì)斷開鏈接
initLimit=10
# The number of ticks that can pass between
# sending a request and getting an acknowledgement
# 集群中的follower服務(wù)器與leader服務(wù)器之間請求和應(yīng)答之間能容忍的最多心跳數(shù)（tickTime的數(shù)量）
syncLimit=5
# the directory where the snapshot is stored.
# do not use /tmp for storage, /tmp here is just
# example sakes.
# Zookeeper保存數(shù)據(jù)的目錄，默認(rèn)情況下，Zookeeper將寫數(shù)據(jù)的日志文件也保存在這個(gè)目錄里。不要使用/tmp目錄
dataDir=/var/zookeeper
# the port at which the clients will connect
# 客戶端連接 Zookeeper 服務(wù)器的端口，Zookeeper 會(huì)監(jiān)聽這個(gè)端口，接受客戶端的訪問請求。
clientPort=2181
# the maximum number of client connections.
# increase this if you need to handle more clients
# 最大客戶端鏈接數(shù)量
maxClientCnxns=60

# 以下配置用于數(shù)據(jù)清理，開啟之前務(wù)必閱讀官方文檔http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance
#
# 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

## Metrics Providers
#
# https://prometheus.io Metrics Exporter
#metricsProvider.className=org.apache.zookeeper.metrics.prometheus.PrometheusMetricsProvider
#metricsProvider.httpPort=7000
#metricsProvider.exportJvmInfo=true

# zookeeper集群配置項(xiàng)，server.1，server.2，server.3是zk集群節(jié)點(diǎn)；zoo1,zoo2,zoo3是主機(jī)名稱；2888是主從通信端口；3888用來選舉leader
server.1=zoo1:2888:3888
server.2=zoo2:2888:3888
server.3=zoo3:2888:3888