[mysqld]
port=3306
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
skip-external-locking
lower_case_table_names=1
max_allowed_packet = 512M
innodb_thread_concurrency=10
query_cache_limit=1073741824
query_cache_type =1
table_definition_cache =2000
table_open_cache =2000
thread_cache_size =200
group_concat_max_len = 15360
innodb_autoinc_lock_mode=2
binlog_format=row
transaction-isolation=READ-COMMITTED
sql_mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
max_connections=300