[mysqld]
# ===== 网络 =====
skip-host-cache
skip-name-resolve

# ===== InnoDB 核心性能（16C/32G 服务器 / SSD） =====
innodb_buffer_pool_size = 5G
innodb_flush_method = O_DIRECT
innodb_flush_log_at_trx_commit = 2
innodb_log_file_size = 512M
innodb_log_files_in_group = 2
innodb_log_buffer_size = 32M
innodb_io_capacity = 1000
innodb_io_capacity_max = 4000
innodb_read_io_threads = 4
innodb_write_io_threads = 4

# ===== 禁用 binlog（无需主从复制） =====
skip-log-bin

# ===== 连接数 =====
max_connections = 200
max_user_connections = 180

# ===== 临时表 =====
tmp_table_size = 32M
max_heap_table_size = 32M

# ===== 慢查询日志 =====
slow_query_log = ON
slow_query_log_file = /var/lib/mysql/slow.log
long_query_time = 1