Technology sharing

한어Русский языкEnglishFrançaisIndonesianSanskrit日本語DeutschPortuguêsΕλληνικάespañolItalianoSuomalainenLatina

install

download link:Apache ZooKeeper

Versio downloaded: zookeeper-3.4.12

Post demptionem, unzip

Configurationis

1. Create a "data" folder et "log" folder in D: zookeeper-3.4.12 folder

2. Exemplar zoo_sample.cfg et secunda nomine: zoo.cfg

Mutare file zoo.cfg

# 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=/tmp/zookeeper
dataDir=D:zookeeper-3.4.12data
dataLogDir=D:zookeeper-3.4.12log
# the port at which the clients will connect
clientPort=2181

Start up

Intrant indicem: D: zookeeper-3.4.12bin

1. Judicium zkServer.cmd

2. judicium zkCli.cmd

#连接本地zk
zkCli.cmd
 
#链接远程zk
zkCli.cmd -server ip:port

Simplex usus

Agunt in zkCli.cmd

1. crea lymphaticorum

 create /test "my_data"

Node:/test

Valorem: my_data

Nota: Cum nodi in zk creant, incipere debet ab "/", alioquin error affertur;Imperium defecit: java.lang.IllegalArgumentException: Semita incipere debet / character

2. Get lymphaticorum

get /test

3. Modify nodis

 set /test "abc"

4. puer crea lymphaticorum

create /test/child "child"

5. View pueri lymphaticorum

ls /test

6. Delere nodi

delete /test/child