我用一台2颗4核cpu 32G内存的 服务器, 分出10台虚拟机,
搭建了一个mysql集群, 用.net链接测试的时候, 经常出现connection timeout 追加参数
链接改为
MySqlConnection("datasource=192.168.6.185;username=admin;password=1;database=piwik;Pooling=False;") 不出错
但是sql节点负载很高, 并发效率也不好
远远比不上我自己编译的mysql进行监测的时候发现cpu资源耗光了 虚拟机145%的cpu消耗
真是搞不明白
搭建了一个mysql集群, 用.net链接测试的时候, 经常出现connection timeout 追加参数
链接改为
MySqlConnection("datasource=192.168.6.185;username=admin;password=1;database=piwik;Pooling=False;") 不出错
但是sql节点负载很高, 并发效率也不好
远远比不上我自己编译的mysql进行监测的时候发现cpu资源耗光了 虚拟机145%的cpu消耗
真是搞不明白
# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html[mysqld]# Remove leading # and set to the amount of RAM for the most important data
# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
# innodb_buffer_pool_size = 128M# Remove leading # to turn on a very important data integrity option: logging
# changes to the binary log between backups.
# log_bin# These are commonly set, remove the # and set as required.
# basedir = .....
# datadir = .....
# port = .....
# server_id = .....
# socket = .....# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M [client]
socket=/usr/local/mysql/sock/mysql.sock[mysqld]
ndbcluster
datadir=/usr/local/mysql/data
socket=/usr/local/mysql/sock/mysql.sock
default-storage-engine = ndbcluster
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 = 200M
lower_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 = 8
ndb-connectstring=192.168.6.180[mysql_cluster]
ndb-connectstring=192.168.6.180
这个是我sql节点的配置