my-innodb-heavy-4G.cnf配置文件解说

2024-09-12 20:30:09

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　　[client]
　　port = 3306    #指定mysql启动端口为3306
　　socket = /application/mysql-5.5.32/tmp/mysql.sock ##指定socket 路径
　　[mysqld]
　　port = 3306
　　socket = /application/mysql-5.5.32/tmp/mysql.sock
　　back_log = 50
　　max_connections = 100
　　max_connect_errors = 10
　　table_open_cache = 2048
　　max_allowed_packet = 16M
　　binlog_cache_size = 1M
　　max_heap_table_size = 64M
　　read_buffer_size = 2M
　　read_rnd_buffer_size = 16M
　　sort_buffer_size = 8M
　　join_buffer_size = 8M
　　thread_cache_size = 8
　　thread_concurrency = 8
　　query_cache_size = 64M
　　query_cache_limit = 2M
　　ft_min_word_len = 4
　　default-storage-engine = MYISAM
　　thread_stack = 192K
　　transaction_isolation = REPEATABLE-READ
　　tmp_table_size = 64M
　　log-bin=mysql-bin
　　binlog_format=mixed
　　slow_query_log
　　long_query_time = 2
　　server-id = 1
　　key_buffer_size = 32M
　　bulk_insert_buffer_size = 64M
　　myisam_sort_buffer_size = 128M
　　myisam_max_sort_file_size = 10G
　　myisam_repair_threads = 1
　　myisam_recover
　　innodb_additional_mem_pool_size = 16M
　　innodb_buffer_pool_size = 2G
　　innodb_data_file_path = ibdata1:10M:autoextend
　　innodb_write_io_threads = 8
　　innodb_read_io_threads = 8
　　innodb_thread_concurrency = 16
　　innodb_flush_log_at_trx_commit = 1
　　innodb_log_buffer_size = 8M
　　innodb_log_file_size = 256M
　　innodb_log_files_in_group = 3
　　innodb_max_dirty_pages_pct = 90
　　innodb_lock_wait_timeout = 120
　　[mysqldump]
　　quick
　　max_allowed_packet = 16M
　　[mysql]
　　no-auto-rehash
　　[myisamchk]
　　key_buffer_size = 512M
　　sort_buffer_size = 512M
　　read_buffer = 8M
　　write_buffer = 8M
　　[mysqlhotcopy]
　　interactive-timeout
　　[mysqld_safe]
　　open-files-limit = 8192

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