mysql的配置檔案（調優之後）

月夜原野發表於2017-10-16
原文網址 : https://blog.csdn.net/cyxinda/article/details/78254167
MySql
[mysqld]
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
user=mysql

log-error=/var/log/mysql-error.log


slow_query_log = 1
slow_query_log_file = /var/lib/mysql/slow_queries.log
long_query_time = 1

innodb_buffer_pool_size=12G
innodb_additional_mem_pool=16M
innodb_log_file_size=512M
innodb_log_buffer_size=4M
innodb_flush_log_at_trx_commit=2
innodb_file_per_table=1
innodb_open_files=800
symbolic-links=0
log-bin=mysql-bin

character-set-server=utf8
wait_timeout=288000
interactive_timeout=288000
binlog_format=mixed
sort_buffer_size=512M
max_allowed_packet=3072M
thread_concurrency=20
max_connections=4000
skip-name-resolve
key_buffer_size=1024M
server_id=105
binlog-ignore-db=mysql
table_cache=2048M
read_buffer_size=512M
query_cache_size=1024M
query_cache_limit=6M

key_buffer=512M


[mysqldump]
max_allowed_packet=3072M

[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid

[client]
default-character-set=utf8



還有幾個引數：
table_open_cache = 512
max_connect_errors=200
back_log = 500
thread_cache_size=64

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