mysql-cluster.cnf

# ===============================================================
#         MySQL NDB Cluster Configuration
#
#         - Total Data Nodes: 4
#         - Partitions (Node Groups): 2
#         - Replicas (Backups per partition): 2
# ===============================================================

[ndbd default]
# This sets the replication factor. 2 replicas means 1 primary + 1 backups.
NoOfReplicas=2
DataMemory=2G
MaxNoOfConcurrentOperations=1000000
MaxNoOfAttributes=2560000
MaxNoOfTables=1024
MaxNoOfOrderedIndexes=2048
MaxNoOfUniqueHashIndexes=1024

# -- Management Nodes (ndb_mgmd) --
# Two for redundancy is recommended.
[ndb_mgmd]
NodeId=11
hostname=172.16.3.11
datadir=/var/lib/mysql

[ndb_mgmd]
NodeId=12
hostname=172.16.3.12
datadir=/var/lib/mysql

# -- Data Nodes (ndbd) --

# Node Group 0
[ndbd]
NodeId=31
hostname=172.16.3.31
NodeGroup=0
datadir=/var/lib/mysql

[ndbd]
NodeId=32
hostname=172.16.3.32
NodeGroup=0
datadir=/var/lib/mysql

# Node Group 1
[ndbd]
NodeId=41
hostname=172.16.3.41
NodeGroup=1
datadir=/var/lib/mysql

[ndbd]
NodeId=42
hostname=172.16.3.42
NodeGroup=1
datadir=/var/lib/mysql

# MySQL Interface
[mysqld]
NodeId=20
hostname=172.16.3.20

[mysqld]
NodeId=21
hostname=172.16.3.21