Linux CentOS 7下启动、关闭、重启、查看MySQL服务
- 启动命令
- 关闭命令
- 重启命令
- 查看服务状态
- 查看MySql系统配置
启动命令
service mysqld start
代码语言：javascript复制[root@VM_0_16_centos ~]# service mysqld start
Starting MySQL.. [ OK ]关闭命令
service mysqld stop
代码语言：javascript复制[root@VM_0_16_centos ~]# service mysqld stop
Shutting down MySQL.. [ OK ]重启命令
service mysqld restart
代码语言：javascript复制[root@VM_0_16_centos ~]# service mysqld restart
Shutting down MySQL.. [ OK ]
Starting MySQL.. [ OK ]查看服务状态
service mysqld restart
代码语言：javascript复制[root@VM_0_16_centos ~]# service mysqld status
MySQL running (14443) [ OK ]查看MySql系统配置
service mysqld restart
代码语言：javascript复制[root@VM_0_16_centos ~]# cat /etc/my.cnf
[client]
port = 3306
socket = /tmp/mysql.sock
default-character-set = utf8mb4
[mysql]
prompt="MySQL [d]> "
no-auto-rehash
[mysqld]
port = 3306
socket = /tmp/mysql.sock
basedir = /usr/local/mysql
datadir = /data/mysql
pid-file = /data/mysql/mysql.pid
user = mysql
bind-address = 0.0.0.0
server-id = 1
init-connect = 'SET NAMES utf8mb4'
character-set-server = utf8mb4
skip-name-resolve
#skip-networking
back_log = 300
max_connections = 330
max_connect_errors = 6000
open_files_limit = 65535
table_open_cache = 128
max_allowed_packet = 500M
binlog_cache_size = 1M
max_heap_table_size = 8M
tmp_table_size = 16M
read_buffer_size = 2M
read_rnd_buffer_size = 8M
sort_buffer_size = 8M
join_buffer_size = 8M
key_buffer_size = 8M
thread_cache_size = 8
query_cache_type = 1
query_cache_size = 8M
query_cache_limit = 2M
ft_min_word_len = 4
log_bin = mysql-bin
binlog_format = mixed
expire_logs_days = 7
log_error = /data/mysql/mysql-error.log
slow_query_log = 1
long_query_time = 1
slow_query_log_file = /data/mysql/mysql-slow.log
performance_schema = 0
explicit_defaults_for_timestamp
#lower_case_table_names = 1
skip-external-locking
default_storage_engine = InnoDB
#default-storage-engine = MyISAM
innodb_file_per_table = 1
innodb_open_files = 500
innodb_buffer_pool_size = 64M
innodb_write_io_threads = 4
innodb_read_io_threads = 4
innodb_thread_concurrency = 0
innodb_purge_threads = 1
innodb_flush_log_at_trx_commit = 2
innodb_log_buffer_size = 2M
innodb_log_file_size = 32M
innodb_log_files_in_group = 3
innodb_max_dirty_pages_pct = 90
innodb_lock_wait_timeout = 120
bulk_insert_buffer_size = 8M
myisam_sort_buffer_size = 8M
myisam_max_sort_file_size = 10G
myisam_repair_threads = 1
interactive_timeout = 28800
wait_timeout = 28800
[mysqldump]
quick
max_allowed_packet = 500M
[myisamchk]
key_buffer_size = 8M
sort_buffer_size = 8M
read_buffer = 4M
write_buffer = 4M
