Neo4j 高可用集群安装

安装neo4j高可用集群，抓图安装过程

http://www.ibm.com/developerworks/cn/java/j-lo-neo4j/

   

Step1.下载neo4j商业版并解压,复制为neo4j01,neo4j02,neo4j03

Step2.修改neo4j.properties 文件和neo4j-server.properties文件,

按照neo4j manual上面的要求修改即可.

The following settings should be configured for each Neo4j installation.

Neo4j instance #1—~/neo4j-01

conf/neo4j.properties:

Unique server id for this Neo4j instance

can not be negative id and must be unique

ha.server_id = 1

IP and port for this instance to bind to for communicating data with the

other neo4j instances in the cluster.

ha.server = 127.0.0.1:6363

online_backup_server = 127.0.0.1:6366

IP and port for this instance to bind to for communicating cluster information

with the other neo4j instances in the cluster.

ha.cluster_server = 127.0.0.1:5001

List of other known instances in this cluster

ha.initial_hosts = 127.0.0.1:5001,127.0.0.1:5002,127.0.0.1:5003

conf/neo4j-server.properties

database location

org.neo4j.server.database.location=data/graph.db

http port (for all data, administrative, and UI access)

org.neo4j.server.webserver.port=7474

High Availability

424

https port (for all data, administrative, and UI access)

org.neo4j.server.webserver.https.port=7484

HA - High Availability

SINGLE - Single mode, default.

org.neo4j.server.database.mode=HA

Neo4j instance #2—~/neo4j-02

conf/neo4j.properties:

Unique server id for this Neo4j instance

can not be negative id and must be unique

ha.server_id = 2

IP and port for this instance to bind to for communicating data with the

other neo4j instances in the cluster.

ha.server = 127.0.0.1:6364

online_backup_server = 127.0.0.1:6367

IP and port for this instance to bind to for communicating cluster information

with the other neo4j instances in the cluster.

ha.cluster_server = 127.0.0.1:5002

List of other known instances in this cluster

ha.initial_hosts = 127.0.0.1:5001,127.0.0.1:5002,127.0.0.1:5003

conf/neo4j-server.properties

database location

org.neo4j.server.database.location=data/graph.db

http port (for all data, administrative, and UI access)

org.neo4j.server.webserver.port=7475

https port (for all data, administrative, and UI access)

org.neo4j.server.webserver.https.port=7485

HA - High Availability

SINGLE - Single mode, default.

org.neo4j.server.database.mode=HA

Neo4j instance #3—~/neo4j-03

conf/neo4j.properties:

Unique server id for this Neo4j instance

can not be negative id and must be unique

ha.server_id = 3

IP and port for this instance to bind to for communicating data with the

other neo4j instances in the cluster.

ha.server = 127.0.0.1:6365

online_backup_server = 127.0.0.1:6368

IP and port for this instance to bind to for communicating cluster information

with the other neo4j instances in the cluster.

ha.cluster_server = 127.0.0.1:5003

List of other known instances in this cluster

ha.initial_hosts = 127.0.0.1:5001,127.0.0.1:5002,127.0.0.1:5003

conf/neo4j-server.properties

database location

High Availability

425

org.neo4j.server.database.location=data/graph.db

http port (for all data, administrative, and UI access)

org.neo4j.server.webserver.port=7476

https port (for all data, administrative, and UI access)

org.neo4j.server.webserver.https.port=7486

HA - High Availability

SINGLE - Single mode, default.

org.neo4j.server.database.mode=HA

Step3:启动

[student@NameNode ~]$ neo4je03/bin/neo4j start

WARNING: Max 1024 open files allowed, minimum of 40 000 recommended. See the Neo4j manual.

Using additional JVM arguments: -server -XX:+DisableExplicitGC -Dorg.neo4j.server.properties=conf/neo4j-server.properties -Djava.util.logging.config.file=conf/logging.properties -Dlog4j.configuration=file:conf/log4j.properties -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled

Starting Neo4j Server...WARNING: not changing user

HA instance started in process [7462]. Will be operational once connected to peers. See /home/student/neo4je03/data/log/console.log for current status.

[student@NameNode ~]$ jps

7475 Jps

7462 Bootstrapper

[student@NameNode ~]$