MySQL Cluster 7.3.5 集群配置参数优化(优化篇)
按照前面的教程:MySQL Cluster 7.3.5 集群配置实例(入门篇),可快速搭建起基础版的MySQL Cluster集群,但是在生成环境中,还是有很多问题的,即配置参数需要优化下,
当前生产环境硬件配置参考:
Linux下查看操作系统信息、内存情况及cpu信息:cpu个数、核心数、线程数
当前生产环境MySQL Cluster配置参考:
# mgm配置(/usr/local/mysql/etc/config.ini)
[ndb_mgmd default]
DataDir = /usr/local/mysql/data[ndbd default]
NoOfReplicas = 2
DataMemory = 2500M
IndexMemory = 800M
DataDir = /usr/local/mysql/dataStringMemory = 50
MaxNoOfTables = 4096
MaxNoOfOrderedIndexes = 2048
MaxNoOfUniqueHashIndexes = 1024
MaxNoOfAttributes = 24576
MaxNoOfTriggers = 10240MaxNoOfConcurrentTransactions = 409600
MaxNoOfConcurrentOperations = 3276800
###MaxNoOfLocalOperations = 55000
TimeBetweenGlobalCheckpoints = 1000
TimeBetweenEpochs = 100
TimeBetweenWatchdogCheckInitial = 60000
TransactionBufferMemory = 20M
DiskCheckpointSpeed = 20M
DiskCheckpointSpeedInRestart = 100M
TimeBetweenLocalCheckpoints = 20SchedulerSpinTimer = 400
SchedulerExecutionTimer = 100
RealTimeScheduler = 1BackupMaxWriteSize = 2M
BackupDataBufferSize = 32M
BackupLogBufferSize = 8M
BackupMemory = 40MMaxNoOfExecutionThreads = 4
TransactionDeadLockDetectionTimeOut = 15000
BatchSizePerLocalScan = 512###Increasing the LongMessageBufferb/c of a bug (20090903)
LongMessageBuffer = 16M###Heartbeating
HeartbeatIntervalDbDb = 15000
HeartbeatIntervalDbApi = 15000FragmentLogFileSize = 256M
NoOfFragmentLogFiles = 16[mysqld default]
[ndb_mgmd]
NodeId = 1
HostName = 172.16.10.160[ndbd]
NodeId = 11
HostName = 172.16.10.170[ndbd]
NodeId = 12
HostName = 172.16.10.171[ndbd]
NodeId = 13
HostName = 172.16.10.172[ndbd]
NodeId = 14
HostName = 172.16.10.173[mysqld]
NodeId = 81
HostName = 172.16.10.150[mysqld]
NodeId = 82
HostName = 172.16.10.151
# ndb配置(/etc/my.cnf)
[mysqld]
ndbcluster
ndb-connectstring = 172.16.10.160[mysql_cluster]
ndb-connectstring = 172.16.10.160
# sql配置(/etc/my.cnf)
[mysqld]
basedir = /usr/local/mysql
datadir = /usr/local/mysql/data
default-storage-engine = ndbclusterslow-query-log = on
slow_query_log_file = /usr/local/mysql/data/slow-query.log
long_query_time = 5skip-external-locking
key_buffer_size = 600M
max_allowed_packet = 100M
table_open_cache = 2048
sort_buffer_size = 1024M
net_buffer_length = 8K
read_buffer_size = 400M
read_rnd_buffer_size = 200Mlower_case_table_names =1
back_log = 384
thread_stack = 256K
join_buffer_size = 500M
thread_cache_size = 200
query_cache_size = 640M
tmp_table_size = 256M
max_connections = 5000
max_connect_errors = 10000000
wait_timeout = 2880000
interactive_timeout = 2880000
thread_concurrency = 8ndbcluster
ndb-connectstring = 172.16.10.160[mysql_cluster]
ndb-connectstring = 172.16.10.160
参考:
MySQL Cluster 配置文件(config.ini)详解
MySQL Cluster7.2.4初步安装部署新特性性能测试等
【推荐】MySQL Cluster报错解决方法(不断更新中)