MySQL 5.7.22二進位制包部署多例項
1.1 前期規劃
01:虛擬機器一臺,2vCPU,4G記憶體,分別部署3306和3307兩個例項,使用"多配置檔案"的方式
02:MySQL程式的安裝目錄:/data/apps/mysql-5.7.22 要做軟體連結:/data/apps/mysql
03:3306例項的配置檔案路徑為:/data/mysql/3306/my.cnf
04:3307例項的配置檔案路徑為:/data/mysql/3307/my.cnf
05:3306例項的相關目錄:/data/mysql/3306/{data,binlog,slowlog,errlog,redolog }
06:3307例項的相關目錄:/data/mysql/3307/{data,binlog,slowlog,errlog,redolog }
07:採用MySQL通用二進位制包(mysql-5.7.22-linux-glibc2.12-x86_64.tar)
1.2 系統環境
[[email protected] ~]# cat /etc/redhat-release;uname -r;uname -m
CentOS release 6.8 (Final)
2.6.32-642.el6.x86_64
x86_64
[[email protected] ~]# /etc/init.d/iptables status
iptables: Firewall is not running.
[
[email protected] ~]# getenforceDisabled
[[email protected] ~]# ifconfig eth0|awk -F "[ :]+" 'NR==2{print $4}'
10.0.0.10
[[email protected] ~]# ifconfig eth1|awk -F "[ :]+" 'NR==2{print $4}'
172.16.1.10
[[email protected] ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 26G 1.5G 23G 6% /
tmpfs 1.9G 0 1.9G 0% /dev/shm
/dev/sda1 976M 38M 888M 5% /boot
/dev/sdb1 50G 52M 47G 1% /data
1.3 調整檔案描述符
[[email protected] ~]# cat >>/etc/security/limits.conf <<EOF
* soft nproc 65535
* hard nproc 65535
* soft nofile 65535
* hard nofile 65535
* soft stack 65535
* soft stack 65535
EOF
[[email protected] ~]# echo "* - proc 65535" > /etc/security/limits.d/90-nproc.conf
[[email protected] ~]# ulimit -a <==退出後重新連線後,檢視
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 31375
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 65535
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 65535
cpu time (seconds, -t) unlimited
max user processes (-u) 65535
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited
1.4 安裝程式
##解除安裝系統自帶的mysql相關程式
[[email protected] ~]# rpm -qa|grep mysql
mysql-libs-5.1.73-7.el6.x86_64
[[email protected] ~]# rpm -e --nodeps mysql-libs-5.1.73-7.el6.x86_64
[[email protected] ~]# rpm -qa|grep mysql
[[email protected] ~]#
##安裝相關的依賴包
[[email protected] ~]# yum install gcc gcc-c++ bison ncurses ncurses-devel numactl zlib libxml2 openssl libaio libstdc++-devel -y
[[email protected] ~]# rpm -qa gcc gcc-c++ bison ncurses ncurses-devel numactl zlib libxml2 openssl libaio libstdc++-devel
libxml2-2.7.6-21.el6_8.1.x86_64
gcc-c++-4.4.7-23.el6.x86_64
zlib-1.2.3-29.el6.x86_64
ncurses-5.7-4.20090207.el6.x86_64
bison-2.4.1-5.el6.x86_64
numactl-2.0.9-2.el6.x86_64
openssl-1.0.1e-57.el6.x86_64
gcc-4.4.7-23.el6.x86_64
ncurses-devel-5.7-4.20090207.el6.x86_64
libstdc++-devel-4.4.7-23.el6.x86_64
libaio-0.3.107-10.el6.x86_64
##建立mysql使用者,不讓其登入,不建立家目錄
[[email protected] ~]# useradd -s /sbin/nologin -M mysql
[[email protected] ~]# id mysql
uid=501(mysql) gid=501(mysql) groups=501(mysql)
[[email protected] ~]# tail -1 /etc/passwd
mysql:x:501:501::/home/mysql:/sbin/nologin
##建立/data/apps目錄和/root/tools目錄,上傳軟體到/root/tools後,解壓到/data/apps目錄下
[[email protected] ~]# mkdir -p /data/apps /root/tools
[[email protected] ~]# ls -ld /data/apps/ /root/tools/
drwxr-xr-x 2 root root 4096 Dec 8 23:54 /data/apps/
drwxr-xr-x 2 root root 4096 Dec 8 23:54 /root/tools/
[[email protected] ~]# cd /root/tools/
[[email protected] tools]# rz
[[email protected] tools]# ll mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz
-rw-r--r-- 1 root root 643790848 Nov 21 09:47 mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz
[[email protected] tools]# tar xf mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz -C /data/apps/
[[email protected] tools]# mv /data/apps/mysql-5.7.22-linux-glibc2.12-x86_64/ /data/apps/mysql-5.7.22
[[email protected] tools]# ln -s /data/apps/mysql-5.7.22/ /data/apps/mysql
[[email protected] tools]# ll /data/apps/mysql
lrwxrwxrwx 1 root root 24 Dec 9 00:09 /data/apps/mysql -> /data/apps/mysql-5.7.22/
[[email protected] tools]# chown -R mysql:mysql /data/apps/mysql/
[[email protected] tools]# ls -ld /data/apps/mysql/
drwxr-xr-x 9 mysql mysql 4096 Dec 9 00:08 /data/apps/mysql/
[[email protected] tools]# echo "PATH=/data/apps/mysql/bin:$PATH" >>/etc/bashrc
[[email protected] tools]# source /etc/bashrc
[[email protected] tools]# echo $PATH
/data/apps/mysql/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin
1.5 部署3306例項
1.5.1 建立3306例項相關目錄
[[email protected] ~]# mkdir /data/mysql/3306/{data,errlog,binlog,slowlog,redolog} -p
[[email protected] ~]# tree /data/mysql/3306/
/data/mysql/3306/
|-- binlog
|-- data
|-- errlog
|-- redolog
`-- slowlog
5 directories, 0 files
1.5.2 配置3306例項配置檔案
[[email protected] ~]# vim /data/mysql/3306/my.cnf
[client]
port=3306
socket=/data/mysql3306/mysql.sock
[mysql]
no_auto_rehash
[mysqld]
###Basic Parameters
user=mysql
port=3306
basedir=/data/apps/mysql
datadir=/data/mysql/3306/data
socket=/data/mysql/3306/mysql.sock
pid_file=/data/mysql/3306/mysql.pid
character_set_server=utf8
skip_character_set_client_handshake=1
###Server id
server_id=3306
###Binlog Parameters
log_output=FILE
log_timestamps=system
binlog_format=row
expire_logs_days=15
max_binlog_size=2M
binlog_cache_size=2M
max_binlog_cache_size=4M
sync_binlog=1
master_info_repository=table
binlog_rows_query_log_events=on
log_bin_trust_function_creators=1
log_bin=/data/mysql/3306/binlog/mysql_bin
###Slowlog Parameters
log_slow_admin_statements=1
slow_query_log=on
long_query_time=2
log_queries_not_using_indexes=on
slow_query_log_file=/data/mysql/3306/slowlog/mysql_slow.log
###Errlog Parameters
log-error=/data/mysql/3306/errlog/mysql_error.log
###Other Parameters
autocommit=on
skip_external_locking=on
skip_name_resolve=on
max_connections=800
max_connect_errors=1000
max_allowed_packet=200M
wait_timeout=1800
interactive_timeout=1800
open_files_limit=65535
group_concat_max_len=4294967295
symbolic_links=0
transaction_write_set_extraction=off
transaction_isolation=READ-COMMITTED
explicit_defaults_for_timestamp=1
sql_mode="STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION,NO_ZERO_DATE,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER"
###Innodb Parameters
default_storage_engine=InnoDB
innodb_flush_log_at_trx_commit=1
innodb_buffer_pool_size=500M
innodb_buffer_pool_instances=8
innodb_buffer_pool_dump_at_shutdown=1
innodb_buffer_pool_dump_pct=40
innodb_buffer_pool_load_at_startup=1
innodb_file_per_table=1
innodb_change_buffering=all
innodb_doublewrite=on
innodb_autoextend_increment=64
innodb_temp_data_file_path=ibtmp1:200M:autoextend:max:20G
innodb_data_file_path=ibdata1:200M;ibdata2:200M;ibdata3:200M:autoextend:max:20G
innodb_flush_method=O_DIRECT
innodb_log_buffer_size=16M
innodb_log_file_size=4G
innodb_log_files_in_group=2
innodb_log_group_home_dir=/data/mysql/3306/redolog
innodb_undo_logs=128
innodb_undo_tablespaces=3
innodb_undo_log_truncate=1
innodb_max_undo_log_size=20G
innodb_purge_rseg_truncate_frequency=128
innodb_print_all_deadlocks=on
innodb_lock_wait_timeout=5
innodb_deadlock_detect=on
innodb_status_output_locks=on
innodb_strict_mode=1
innodb_sort_buffer_size=64M
innodb_open_files=65535
innodb_concurrency_tickets=5000
innodb_page_cleaners=4
innodb_old_blocks_time=1000
innodb_stats_on_metadata=0
innodb_checksum_algorithm=0
show_compatibility_56=on
innodb_lru_scan_depth=2000
innodb_flush_neighbors=1
innodb_purge_threads=4
innodb_large_prefix=1
1.5.3 初始化準備並且初始化
##建立錯誤日誌檔案
[[email protected] ~]# grep "errlog" /data/mysql/3306/my.cnf
log-error=/data/mysql/3306/errlog/mysql_error.log
[[email protected] ~]# touch /data/mysql/3306/errlog/mysql_error.log
[[email protected] ~]# ll /data/mysql/3306/errlog/mysql_error.log
-rw-r--r-- 1 root root 0 Dec 9 00:29 /data/mysql/3306/errlog/mysql_error.log
##更改/data/mysql/3306/目錄下所有檔案的屬主/組為mysql使用者
[[email protected] ~]# chown -R mysql:mysql /data/mysql/3306/
[[email protected] ~]# ls -ld /data/mysql/3306/
drwxr-xr-x 7 mysql mysql 4096 Dec 9 00:25 /data/mysql/3306/
##初始化3306例項
[[email protected] ~]# mysqld --defaults-file=/data/mysql/3306/my.cnf --user=mysql --basedir=/data/apps/mysql --datadir=/data/mysql/3306/data/ --initialize
[[email protected] ~]# echo $?
0
1.5.4 編寫3306例項的啟動指令碼
注意:
01:該指令碼中停止mysql的方法為:
mysqladmin -uUser -pPassword -S /data/mysql/3306/mysql.sock shutdown
02:指令碼中有一個Pass變數,就是MySQL root使用者的密碼
03:當然你也可以設定成其它密碼,但必須得改指令碼中的Pass變數的值(前提是用這個指令碼)
[[email protected] ~]# vim /data/mysql/3306/mysqld
#!/bin/bash
#
# MySQL boot script
# QQ:158316096
# Blog:http://blog.51cto.com/11576296
#
# Define variables
RETVAL=0
Port=3306
User=root
Pass=chenliang
Pid=/data/mysql/3306/mysql.pid
Sock=/data/mysql/3306/mysql.sock
My=/data/mysql/3306/my.cnf
Path=/data/apps/mysql/bin
# Determine the user to execute
if [ $UID -ne $RETVAL ];then
echo "Must be root to run scripts"
exit 1
fi
# Load the local functions
[ -f /etc/init.d/functions ] && source /etc/init.d/functions
# Define functions
start(){
if [ ! -f "$Pid" ];then
$Path/mysqld_safe --defaults-file=$My >/dev/null 2>&1 &
RETVAL=$?
if [ $RETVAL -eq 0 ];then
action "Start MySQL [3306]" /bin/true
else
action "Start MySQL [3306]" /bin/false
fi
else
echo "MySQL 3306 is running"
exit 1
fi
return $RETVAL
}
stop(){
if [ -f "$Pid" ];then
$Path/mysqladmin -u$User -p$Pass -S $Sock shutdown >/dev/null 2>&1
RETVAL=$?
if [ $RETVAL -eq 0 ];then
action "Stop MySQL[3306]" /bin/true
else
action "Stop MySQL[3306]" /bin/false
fi
else
echo "MySQL [3306] is not running"
exit 1
fi
return $RETVAL
}
status(){
if [ -f "$Pid" ];then
echo "MySQL [3306] is running"
else
echo "MySQL [3306] is not running"
fi
return $RETVAL
}
# Case call functions
case "$1" in
start)
start
RETVAL=$?
;;
stop)
stop
RETVAL=$?
;;
restart)
stop
sleep 5
start
RETVAL=$?
;;
status)
status
RETVAL=$?
;;
*)
echo "USAGE:$0{start|stop|restart|status}"
exit 1
esac
# Scripts return values
exit $RETVAL
1.5.5 啟動3306例項且修改密碼
##設定/data/mysql/3306/mysqld指令碼的許可權為700(因為指令碼中有root使用者的密碼)
[[email protected] ~]# chmod 700 /data/mysql/3306/mysqld
[[email protected] ~]# ll /data/mysql/3306/mysqld
-rwx------ 1 root root 1897 Dec 9 00:44 /data/mysql/3306/mysqld
##啟動3306例項服務
[[email protected] ~]# /data/mysql/3306/mysqld start
Start MySQL [3306] [ OK ]
[[email protected] ~]# netstat -lntup|grep 3306
tcp 0 0 :::3306 :::* LISTEN 3442/mysqld
##修改mysql root的密碼為chenliang(因為現在為初始密碼,必須得先改密碼)
[[email protected] ~]# grep "password" /data/mysql/3306/errlog/mysql_error.log
2018-12-09T00:34:38.917317+08:00 1 [Note] A temporary password is generated for [email protected]: emo*lwNYj2X0
[[email protected] ~]# mysql -uroot -p -S /data/mysql/3306/mysql.sock
Enter password: <==輸入密碼emo*lwNYj2X0
mysql>
mysql> select user,host,authentication_string,password_expired from mysql.user where user='root' and host='localhost';
+------+-----------+-------------------------------------------+------------------+
| user | host | authentication_string | password_expired |
+------+-----------+-------------------------------------------+------------------+
| root | localhost | *D072DB593E2E7B068E887A452EB1DB3981A5D844 | N |
+------+-----------+-------------------------------------------+------------------+
1 row in set (0.00 sec)
mysql>
mysql> flush privileges;
Query OK, 0 rows affected (0.01 sec)
mysql>
mysql> exit
Bye
[[email protected] ~]# mysql -uroot -p -S /data/mysql/3306/mysql.sock -e "show databases;"
Enter password: <==輸入密碼 chenliang
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
1.5.6 加入開機自啟動
[[email protected] ~]# echo -ne "\n# Boot start mysql service[3306].USER:chenliang TIME:2018-11-23\n/data/mysql/3306/mysqld start\n" >>/etc/rc.local
[[email protected] ~]# tail -2 /etc/rc.local
# Boot start mysql service[3306].USER:chenliang TIME:2018-11-23
/data/mysql/3306/mysqld start
1.6 部署3307例項
1.6.1 建立3307例項相關目錄
[[email protected] ~]# mkdir /data/mysql/3307/{data,errlog,binlog,slowlog,redolog} -p
[[email protected] ~]# tree /data/mysql/3307/
/data/mysql/3307/
|-- binlog
|-- data
|-- errlog
|-- redolog
`-- slowlog
5 directories, 0 files
1.6.2 配置3307例項配置檔案
[[email protected] ~]# vim /data/mysql/3307/my.cnf
[client]
port=3307
socket=/data/mysql3307/mysql.sock
[mysql]
no_auto_rehash
[mysqld]
###Basic Parameters
user=mysql
port=3307
basedir=/data/apps/mysql
datadir=/data/mysql/3307/data
socket=/data/mysql/3307/mysql.sock
pid_file=/data/mysql/3307/mysql.pid
character_set_server=utf8
skip_character_set_client_handshake=1
###Server id
server_id=3307
###Binlog Parameters
log_output=FILE
log_timestamps=system
binlog_format=row
expire_logs_days=15
max_binlog_size=2M
binlog_cache_size=2M
max_binlog_cache_size=4M
sync_binlog=1
master_info_repository=table
binlog_rows_query_log_events=on
log_bin_trust_function_creators=1
log_bin=/data/mysql/3307/binlog/mysql_bin
###Slowlog Parameters
log_slow_admin_statements=1
slow_query_log=on
long_query_time=2
log_queries_not_using_indexes=on
slow_query_log_file=/data/mysql/3307/slowlog/mysql_slow.log
###Errlog Parameters
log-error=/data/mysql/3307/errlog/mysql_error.log
###Other Parameters
autocommit=on
skip_external_locking=on
skip_name_resolve=on
max_connections=800
max_connect_errors=1000
max_allowed_packet=200M
wait_timeout=1800
interactive_timeout=1800
open_files_limit=65535
group_concat_max_len=4294967295
symbolic_links=0
transaction_write_set_extraction=off
transaction_isolation=READ-COMMITTED
explicit_defaults_for_timestamp=1
sql_mode="STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION,NO_ZERO_DATE,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER"
###Innodb Parameters
default_storage_engine=InnoDB
innodb_flush_log_at_trx_commit=1
innodb_buffer_pool_size=500M
innodb_buffer_pool_instances=8
innodb_buffer_pool_dump_at_shutdown=1
innodb_buffer_pool_dump_pct=40
innodb_buffer_pool_load_at_startup=1
innodb_file_per_table=1
innodb_change_buffering=all
innodb_doublewrite=on
innodb_autoextend_increment=64
innodb_temp_data_file_path=ibtmp1:200M:autoextend:max:20G
innodb_data_file_path=ibdata1:200M;ibdata2:200M;ibdata3:200M:autoextend:max:20G
innodb_flush_method=O_DIRECT
innodb_log_buffer_size=16M
innodb_log_file_size=4G
innodb_log_files_in_group=2
innodb_log_group_home_dir=/data/mysql/3307/redolog
innodb_undo_logs=128
innodb_undo_tablespaces=3
innodb_undo_log_truncate=1
innodb_max_undo_log_size=20G
innodb_purge_rseg_truncate_frequency=128
innodb_print_all_deadlocks=on
innodb_lock_wait_timeout=5
innodb_deadlock_detect=on
innodb_status_output_locks=on
innodb_strict_mode=1
innodb_sort_buffer_size=64M
innodb_open_files=65535
innodb_concurrency_tickets=5000
innodb_page_cleaners=4
innodb_old_blocks_time=1000
innodb_stats_on_metadata=0
innodb_checksum_algorithm=0
show_compatibility_56=on
innodb_lru_scan_depth=2000
innodb_flush_neighbors=1
innodb_purge_threads=4
innodb_large_prefix=1
1.6.3 初始化準備並且初始化
##建立錯誤日誌檔案
[[email protected] ~]# grep "errlog" /data/mysql/3307/my.cnf
log-error=/data/mysql/3307/errlog/mysql_error.log
[[email protected] ~]# touch /data/mysql/3307/errlog/mysql_error.log
[[email protected] ~]# ll /data/mysql/3307/errlog/mysql_error.log
-rw-r--r-- 1 root root 0 Dec 9 01:08 /data/mysql/3307/errlog/mysql_error.log
##更改/data/mysql/3307/目錄下所有檔案的屬主/組為mysql使用者
[[email protected] ~]# chown -R mysql:mysql /data/mysql/3307/
[[email protected] ~]# ls -ld /data/mysql/3307/
drwxr-xr-x 7 mysql mysql 4096 Dec 9 01:06 /data/mysql/3307/
##初始化3307例項
[[email protected] ~]# mysqld --defaults-file=/data/mysql/3307/my.cnf --user=mysql --basedir=/data/apps/mysql --datadir=/data/mysql/3307/data/ --initialize
[[email protected] ~]# echo $?
0
1.6.4 編寫3307例項的啟動指令碼
注意:
01:該指令碼中停止mysql的方法為:
mysqladmin -uUser -pPassword -S /data/mysql/3307/mysql.sock shutdown
02:指令碼中有一個Pass變數,就是MySQL root使用者的密碼
03:當然你也可以設定成其它密碼,但必須得改指令碼中的Pass變數的值(前提是用這個指令碼)
[[email protected] ~]# vim /data/mysql/3307/mysqld
#!/bin/bash
#
# MySQL boot script
# QQ:158316096
# Blog:http://blog.51cto.com/11576296
#
# Define variables
RETVAL=0
Port=3307
User=root
Pass=chenliang
Pid=/data/mysql/3307/mysql.pid
Sock=/data/mysql/3307/mysql.sock
My=/data/mysql/3307/my.cnf
Path=/data/apps/mysql/bin
# Determine the user to execute
if [ $UID -ne $RETVAL ];then
echo "Must be root to run scripts"
exit 1
fi
# Load the local functions
[ -f /etc/init.d/functions ] && source /etc/init.d/functions
# Define functions
start(){
if [ ! -f "$Pid" ];then
$Path/mysqld_safe --defaults-file=$My >/dev/null 2>&1 &
RETVAL=$?
if [ $RETVAL -eq 0 ];then
action "Start MySQL [3307]" /bin/true
else
action "Start MySQL [3307]" /bin/false
fi
else
echo "MySQL 3307 is running"
exit 1
fi
return $RETVAL
}
stop(){
if [ -f "$Pid" ];then
$Path/mysqladmin -u$User -p$Pass -S $Sock shutdown >/dev/null 2>&1
RETVAL=$?
if [ $RETVAL -eq 0 ];then
action "Stop MySQL[3307]" /bin/true
else
action "Stop MySQL[3307]" /bin/false
fi
else
echo "MySQL [3307] is not running"
exit 1
fi
return $RETVAL
}
status(){
if [ -f "$Pid" ];then
echo "MySQL [3307] is running"
else
echo "MySQL [3307] is not running"
fi
return $RETVAL
}
# Case call functions
case "$1" in
start)
start
RETVAL=$?
;;
stop)
stop
RETVAL=$?
;;
restart)
stop
sleep 5
start
RETVAL=$?
;;
status)
status
RETVAL=$?
;;
*)
echo "USAGE:$0{start|stop|restart|status}"
exit 1
esac
# Scripts return values
exit $RETVAL
1.6.5 啟動3307例項且修改密碼
##設定/data/mysql/3307/mysqld指令碼的許可權為700(因為指令碼中有root使用者的密碼)
[[email protected] ~]# chmod 700 /data/mysql/3307/mysqld
[[email protected] ~]# ll /data/mysql/3307/mysqld
-rwx------ 1 root root 1897 Dec 9 01:18 /data/mysql/3307/mysqld
##啟動3307例項
[[email protected] ~]# /data/mysql/3307/mysqld start
Start MySQL [3307] [ OK ]
[[email protected] ~]# netstat -lntup|grep 3307
tcp 0 0 :::3307 :::* LISTEN 4709/mysqld
##修改mysql root的密碼為chenliang(因為現在為初始密碼,必須得先改密碼)
[[email protected] ~]# grep "password" /data/mysql/3307/errlog/mysql_error.log
2018-12-09T01:14:15.815156+08:00 1 [Note] A temporary password is generated for [email protected]: >G(pEA)ao5H+
[[email protected] ~]# mysql -uroot -p -S /data/mysql/3307/mysql.sock
Enter password: <==輸入密碼>G(pEA)ao5H+
mysql>
mysql> alter user 'root'@'localhost' identified by 'chenliang';
Query OK, 0 rows affected (0.04 sec)
mysql> select user,host,authentication_string,password_expired from mysql.user where user='root' and host='localhost';
+------+-----------+-------------------------------------------+------------------+
| user | host | authentication_string | password_expired |
+------+-----------+-------------------------------------------+------------------+
| root | localhost | *D072DB593E2E7B068E887A452EB1DB3981A5D844 | N |
+------+-----------+-------------------------------------------+------------------+
1 row in set (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.01 sec)
mysql> exit
Bye
[[email protected] ~]# mysql -uroot -p -S /data/mysql/3307/mysql.sock -e "show databases;"
Enter password: <==輸入密碼chenliang
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
1.6.6 加入開機自啟動
[[email protected] ~]# echo -ne "\n# Boot start mysql service[3307].USER:chenliang TIME:2018-11-23\n/data/mysql/3307/mysqld start\n" >>/etc/rc.local
[[email protected] ~]# tail -2 /etc/rc.local
# Boot start mysql service[3307].USER:chenliang TIME:2018-11-23
/data/mysql/3307/mysqld start
1.7 檢視3306和3307例項的執行情況
[[email protected] ~]# netstat -lntup|grep 330*
tcp 0 0 :::3306 :::* LISTEN 3442/mysqld
tcp 0 0 :::3307 :::* LISTEN 4709/mysqld
[[email protected] ~]# netstat -lntup|grep mysql
tcp 0 0 :::3306 :::* LISTEN 3442/mysqld
tcp 0 0 :::3307 :::* LISTEN 4709/mysqld