mysql优化配置，主要优化缓存池及刷盘参数

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innodb_io_capacity 200

innodb_io_capacity_max 2000

[client]
# 设置mysql客户端默认字符集
default-character-set=utf8

[mysqld]
# 设置3306端口
port=3306
character_set_server=utf8
# 解压目录
basedir=C:\Users\litao\Documents\Enviroment\mysql-5.7.39-winx64
# 解压目录下data目录
datadir=C:\Users\litao\Documents\Enviroment\mysql-5.7.39-winx64\data

default-storage-engine=INNODB
performance_schema_max_table_instances = 400
table_definition_cache = 400
skip-external-locking
key_buffer_size = 512M
max_allowed_packet = 100G
table_open_cache = 128
sort_buffer_size = 2048K
net_buffer_length = 4K
read_buffer_size = 2048K
read_rnd_buffer_size = 1024K
myisam_sort_buffer_size = 8M
thread_cache_size = 16
query_cache_size = 256M
tmp_table_size = 1024M
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES


explicit_defaults_for_timestamp = true
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535


log-bin=mysql-bin
binlog_format=row
server-id = 1
expire_logs_days = 10

innodb_data_home_dir = C:\Users\litao\Documents\Enviroment\mysql-5.7.39-winx64\data
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = C:\Users\litao\Documents\Enviroment\mysql-5.7.39-winx64\data
innodb_buffer_pool_size = 1024M
innodb_log_file_size = 1024M
innodb_log_files_in_group = 4
innodb_log_buffer_size = 16M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50
innodb_max_dirty_pages_pct = 90
innodb_read_io_threads = 8
innodb_write_io_threads = 8

[WinMySQLAdmin]
C:\Users\litao\Documents\Enviroment\mysql-5.7.39-winx64\bin\mysqld.exe