yum -y install make gcc-c++ cmake bison-devel ncurses-devel  readline-devel  libaio-devel perl libaio wget lrzsz vim libnuma* bzip2 xz

sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config

setenforce  

cat >> /etc/security/limits.conf << EOF

#

###custom

#

*           soft   nofile

*           hard   nofile

*           soft   nproc

*           hard   nproc

EOF

cat >>/etc/sysctl.conf <<"EOF"

vm.swappiness=

#增加tcp支持的队列数

net.ipv4.tcp_max_syn_backlog =

#减少断开连接时 ，资源回收

net.ipv4.tcp_max_tw_buckets =

net.ipv4.tcp_tw_reuse =

net.ipv4.tcp_tw_recycle =

net.ipv4.tcp_fin_timeout =

#改变本地的端口范围

net.ipv4.ip_local_port_range =

#允许更多的连接进入队列

net.ipv4.tcp_max_syn_backlog =

#对于只在本地使用的数据库服务器

net.ipv4.tcp_fin_timeout =

#端口监听队列

net.core.somaxconn=

#接受数据的速率

net.core.netdev_max_backlog=

net.core.wmem_default=

net.core.wmem_max=

net.core.rmem_default=

net.core.rmem_max=

EOF

sysctl -p

cd /opt/

wget https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-8.0.15-linux-glibc2.12-x86_64.tar.xz

tar -xJf mysql-8.0.-linux-glibc2.-x86_64.tar.xz

cd /usr/local/

ln -s /opt/mysql-8.0.-linux-glibc2.-x86_64 mysql

groupadd mysql

useradd -g mysql mysql -d /home/mysql -s /sbin/nologin

mkdir -p /data/mysql/mysql_3306/{data,logs,tmp}

# 排除干扰因素

if [ -f /etc/my.cnf ]; then

    mv /etc/my.cnf /etc/my.cnf.`date +%Y%m%d%H%m`.bak

fi 

cat >/data/mysql/mysql_3306/my_3306.cnf <<"EOF"

[client]

port    =

socket    = /data/mysql/mysql_3306/tmp/mysql_3306.sock

[mysql]

prompt="\u@\h \R:\m:\s [\d]> "

no-auto-rehash

[mysqld]

user    = mysql

port    =

admin_address = 127.0.0.1

basedir    = /usr/local/mysql

datadir    = /data/mysql/mysql_3306/data

socket    = /data/mysql/mysql_3306/tmp/mysql_3306.sock

pid-file = mysql_3306.pid

character-set-server = utf8mb4

skip_name_resolve = 

#replicate-wild-ignore-table=mysql.%

replicate-wild-ignore-table=test.%

replicate-wild-ignore-table=information_schema.%

# Two-Master configure

#server-

#auto-increment-offset =

#auto-increment-increment =  

#server-

#auto-increment-offset =

#auto-increment-increment = 

# semi sync replication settings #

#plugin_dir = /usr/local/mysql/lib/mysql/plugin

#plugin_load = "validate_password.so;rpl_semi_sync_master=semisync_master.so;rpl_semi_sync_slave=semisync_slave.so"

plugin_dir = /usr/local/mysql/lib/plugin #官方版本的路径

plugin_load = "rpl_semi_sync_master=semisync_master.so;rpl_semi_sync_slave=semisync_slave.so" #官方版本的路径

slave_parallel_workers =

slave_parallel_type = LOGICAL_CLOCK

open_files_limit    =

back_log =

max_connections =

max_connect_errors =

table_open_cache =

table_definition_cache =

table_open_cache_instances =

thread_stack = 512K

external-locking = FALSE

max_allowed_packet = 32M

sort_buffer_size = 4M

join_buffer_size = 4M

thread_cache_size =

interactive_timeout =

wait_timeout =

tmp_table_size = 32M

max_heap_table_size = 32M

slow_query_log =

log_timestamps = SYSTEM

slow_query_log_file = /data/mysql/mysql_3306/logs/slow.log

log-error = /data/mysql/mysql_3306/logs/error.log

long_query_time = 0.1

log_queries_not_using_indexes =

log_throttle_queries_not_using_indexes =

min_examined_row_limit =

log_slow_admin_statements =

log_slow_slave_statements =

server-id =

log-bin = /data/mysql/mysql_3306/logs/mysql-bin

sync_binlog =

binlog_cache_size = 4M

max_binlog_cache_size = 2G

max_binlog_size = 1G

binlog_expire_logs_seconds=

master_info_repository = TABLE

relay_log_info_repository = TABLE

gtid_mode = on

enforce_gtid_consistency =

log_slave_updates

slave-rows-search-algorithms = 'INDEX_SCAN,HASH_SCAN'

binlog_format = row

binlog_row_image=FULL

binlog_checksum =

relay_log_recovery =

relay-log-purge =

key_buffer_size = 32M

read_buffer_size = 8M

read_rnd_buffer_size = 4M

bulk_insert_buffer_size = 64M

myisam_sort_buffer_size = 128M

myisam_max_sort_file_size = 10G

myisam_repair_threads =

lock_wait_timeout =

explicit_defaults_for_timestamp =

innodb_thread_concurrency =

innodb_sync_spin_loops =

innodb_spin_wait_delay = 

#transaction_isolation = REPEATABLE-READ

transaction_isolation = READ-COMMITTED

#innodb_additional_mem_pool_size = 16M

innodb_buffer_pool_size = 2867M

innodb_buffer_pool_instances =

innodb_buffer_pool_load_at_startup =

innodb_buffer_pool_dump_at_shutdown =

innodb_data_file_path = ibdata1:1G:autoextend

innodb_flush_log_at_trx_commit =

innodb_log_buffer_size = 32M

innodb_log_file_size = 2G

innodb_log_files_in_group =

innodb_max_undo_log_size = 4G

innodb_undo_directory = /data/mysql/mysql_3306/undolog

innodb_undo_tablespaces = 

# 根据您的服务器IOPS能力适当调整

# 一般配普通SSD盘的话，可以调整到  -

# 配置高端PCIe SSD卡的话，则可以调整的更高，比如  -

innodb_io_capacity =

innodb_io_capacity_max =

innodb_flush_sync =

innodb_flush_neighbors =

innodb_write_io_threads =

innodb_read_io_threads =

innodb_purge_threads =

innodb_page_cleaners =

innodb_open_files =

innodb_max_dirty_pages_pct =

innodb_flush_method = O_DIRECT

innodb_lru_scan_depth =

innodb_checksum_algorithm = crc32

innodb_lock_wait_timeout =

innodb_rollback_on_timeout =

innodb_print_all_deadlocks =

innodb_file_per_table =

innodb_online_alter_log_max_size = 4G

innodb_stats_on_metadata = 

# some var for MySQL

log_error_verbosity =

innodb_print_ddl_logs =

binlog_expire_logs_seconds =

#innodb_dedicated_server = 

innodb_status_file =

# 注意: 开启 innodb_status_output & innodb_status_output_locks 后, 可能会导致log-error文件增长较快

innodb_status_output =

innodb_status_output_locks = 

#performance_schema

performance_schema =

performance_schema_instrument = '%memory%=on'

performance_schema_instrument = '%lock%=on'

#innodb monitor

innodb_monitor_enable="module_innodb"

innodb_monitor_enable="module_server"

innodb_monitor_enable="module_dml"

innodb_monitor_enable="module_ddl"

innodb_monitor_enable="module_trx"

innodb_monitor_enable="module_os"

innodb_monitor_enable="module_purge"

innodb_monitor_enable="module_log"

innodb_monitor_enable="module_lock"

innodb_monitor_enable="module_buffer"

innodb_monitor_enable="module_index"

innodb_monitor_enable="module_ibuf_system"

innodb_monitor_enable="module_buffer_page"

innodb_monitor_enable="module_adaptive_hash"

validate_password_policy=LOW

[mysqldump]

quick

max_allowed_packet = 32M

[mysqld_safe]

#malloc-lib=/usr/local/mysql/lib/jmalloc.so

nice=-

open-files-limit=

EOF

chown -R mysql.mysql /data/mysql/mysql_3306

# /usr/local/mysql/bin/mysqld --user=mysql --basedir=/usr/local/mysql --datadir=/data/mysql --initialize-insecure

# 官方推荐使用--initialize，会在错误日志中生成难以输入的临时密码，我这里使用的免密码的方式。

/usr/local/mysql/bin/mysqld --defaults-file=/data/mysql/mysql_3306/my_3306.cnf --initialize-insecure  --user=mysql &

# tail -f /data/mysql/mysql_3306/logs/error.log

/usr/local/mysql/bin/mysqld_safe --defaults-file=/data/mysql/mysql_3306/my_3306.cnf & 

/usr/local/mysql/bin/mysql --socket=/data/mysql/mysql_3306/tmp/mysql_3306.sock

# ALTER USER 'root'@'localhost' IDENTIFIED WITH caching_sha2_password BY 'UbP*tzonifjZdP$jsvYu' PASSWORD EXPIRE NEVER ;

# flush privileges;

# ALTER USER 'root'@'localhost' IDENTIFIED  BY 'AnvcTMagdLarwNV3CKaC' PASSWORD EXPIRE NEVER ;

# ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'AnvcTMagdLarwNV3CKaC' PASSWORD EXPIRE NEVER ;

# 创建普通权限

# create user 'test_w'@'%' identified by 'azpfT%aptxL^$XrBI&kk' PASSWORD EXPIRE NEVER ;

# grant insert,delete,update,select on db144.* to 'test_w'@'%' ;

ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'AnvcTMagdLarwNV3CKaC' PASSWORD EXPIRE NEVER ;

create user 'root'@'127.0.0.1' identified WITH mysql_native_password by 'AnvcTMagdLarwNV3CKaC' PASSWORD EXPIRE NEVER ;

grant all privileges on *.* to 'root'@'127.0.0.1' with grant option;

create user 'admin_m'@'127.0.0.1' identified WITH mysql_native_password by 'rA75MQy*R*y@KO4z%LZe' PASSWORD EXPIRE NEVER ;

grant all privileges on *.* to 'admin_m'@'127.0.0.1' with grant option;

create user 'admin_m'@'%' identified WITH mysql_native_password by 'rA75MQy*R*y@KO4z%LZe' PASSWORD EXPIRE NEVER ;

grant all privileges on *.* to 'admin_m'@'%' with grant option;

create user 'test_w'@'%' identified with mysql_native_password by 'azpfT%aptxL^$XrBI&kk' PASSWORD EXPIRE NEVER ;

grant insert,delete,update,select on db144.* to 'test_w'@'%' ;

ln -s /usr/local/mysql/bin/* /usr/bin/

ln -s /usr/local/mysql/lib/* /usr/lib64/

cat  >>/root/.bashrc <<"EOF"

#

alias mysql..start="/usr/local/mysql/bin/mysqld_safe --defaults-file=/data/mysql/mysql_3306/my_3306.cnf &"

alias mysql..stop="/usr/local/mysql/bin/mysqladmin -h127.0.0.1 -P 3306 -uroot -p'AnvcTMagdLarwNV3CKaC' shutdown &"

alias mysql..login="/usr/local/mysql/bin/mysql -h127.0.0.1 -P 3306 -uroot -p'AnvcTMagdLarwNV3CKaC'"

EOF

source  /root/.bash_profile

cat >>/etc/ld.so.conf <<"EOF"

/usr/local/mysql/lib

EOF

ldconfig 

[root@db144 ~]# mysql.3306.login 
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 14
Server version: 8.0.15 MySQL Community Server - GPL

Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> exit
Bye
[root@db144 ~]#