2017-02-01增加mysql在8G内存下的一个配置版本1

Author: judasn

favorite-file/MySQL-Settings/MySQL-5.6/8G-Memory-Machine/my.cnf

@@ -6,6 +6,7 @@ default-character-set = utf8
 [mysqld]
 user = mysql
 port = 3306
+server-id = 100866
 default-storage-engine = InnoDB
 socket = /usr/program/mysql/data/mysql.sock
 pid-file = /usr/program/mysql/data/mysql.pid
@@ -15,33 +16,34 @@ character-set-server = utf8
 basedir = /usr/program/mysql
 datadir = /usr/program/mysql/data
 log-error = /usr/program/mysql/data/mysql-error.log
-server-id = 1
+
 back_log = 512
 max_connections = 1000
-max_allowed_packet = 16M
+max_allowed_packet = 120M
 max_connect_errors = 1000000
 skip-name-resolve
 open_files_limit = 65535
 table_open_cache = 2048 
-binlog_cache_size = 1M
-max_heap_table_size = 32M
-tmp_table_size = 32M
-read_buffer_size = 2M
-read_rnd_buffer_size = 8M
-sort_buffer_size = 2M
-join_buffer_size = 4M
-key_buffer_size = 64M
-thread_cache_size = 8
-thread_stack = 256k
+binlog_cache_size = 20M
+max_heap_table_size = 40M
+tmp_table_size = 40M
+read_buffer_size = 20M
+read_rnd_buffer_size = 20M
+sort_buffer_size = 20M
+join_buffer_size = 20M
+key_buffer_size = 40M
+thread_cache_size = 100
+thread_stack = 10M
 query_cache_type = 1
-query_cache_size = 8M
-query_cache_limit = 2M
+query_cache_size = 40M
+query_cache_limit = 10M
 ft_min_word_len = 4
 log-bin = /usr/program/mysql/data/mysql-bin
 binlog-format = mixed
-expire_logs_days = 30
+expire_logs_days = 14
 sync_binlog = 0
-slow_query_log = 1
+log-queries-not-using-indexes = 1
+slow_query_log = 0
 long_query_time = 3
 slow_query_log_file = /usr/program/mysql/data/mysql-slow.log  
 performance_schema = 0
@@ -51,33 +53,34 @@ skip_external_locking
 table_definition_cache = 1024
 thread_concurrency = 2
 innodb = FORCE
+innodb_flush_method = O_DIRECT
 innodb_file_per_table = 1
 innodb_open_files = 500
-innodb_buffer_pool_size = 592M
+innodb_buffer_pool_size = 3G
 innodb_write_io_threads = 4
 innodb_read_io_threads = 4
 innodb_thread_concurrency = 0
 innodb_purge_threads = 1
 innodb_flush_log_at_trx_commit = 1
-innodb_log_buffer_size = 2M
-innodb_log_file_size = 64M
-innodb_log_files_in_group = 3
+innodb_log_buffer_size = 10M
+innodb_log_file_size = 256M
+innodb_log_files_in_group = 2
 innodb_max_dirty_pages_pct = 90
 innodb_lock_wait_timeout = 120
-innodb_additional_mem_pool_size = 2M
-bulk_insert_buffer_size = 8M
-myisam_sort_buffer_size = 8M
+innodb_additional_mem_pool_size = 10M
+bulk_insert_buffer_size = 64M
+myisam_sort_buffer_size = 64M
 myisam_max_sort_file_size = 100G
 myisam_repair_threads = 1
 interactive_timeout = 28800
 wait_timeout = 3600
 
 [mysqldump]
 quick
-max_allowed_packet = 16M
+max_allowed_packet = 120M
 
 [myisamchk]
-key_buffer_size = 8M
-sort_buffer_size = 8M
-read_buffer = 4M
-write_buffer = 4M
+key_buffer_size = 20M
+sort_buffer_size = 20M
+read_buffer = 20M
+write_buffer = 20M