group_concat_max_len=50000 sql-mode="STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION" max_allowed_packet = 16M table_open_cache = 512 sort_buffer_size = 2M myisam_sort_buffer_size = 64M thread_cache_size = 8 query_cache_size = 64M default-storage-engine=InnoDB innodb_log_buffer_size=6M innodb_buffer_pool_size=664M innodb_thread_concurrency=8 max_heap_table_size = 256M tmp_table_size = 256M