说明：使用mysql generic tar.gz包快速安装mysql

三个文件installation_of_single_mysql.sh、template_install-my.cnf、mysql-5.7.18-linux-glibc2.5-x86_64.tar.gz

修改脚本的配置信息指定template_install-my.cnf和mysql-5.7.18-linux-glibc2.5-x86_64.tar.gz位置

默认root账号是iforogt

  • installation_of_single_mysql.sh
  1. #!/bin/bash
  2. # line:           V1.8
  3. # mail:           gczheng@139.com
  4. # data:           2018-09-04
  5. # script_name:    installation_of_single_mysql.sh
  6. # function:       Install mysql5.7.18
  8. #=======================================================================
  9. #配置信息
  10. #=======================================================================
  11. MYSQL_DATADIR=/data/mysqldata
  12. MYCNF=template_install-my.cnf
  13. MYSQL_SOURCE_PACKAGES=/software/mysql-5.7.18-linux-glibc2.5-x86_64.tar.gz
  14. MYSQL_SOURCE_PACKAGES_NAMES=`echo $MYSQL_SOURCE_PACKAGES |awk -F '/' '{print $NF}' |awk -F ".tar.gz" '{printf $1}'`
  15. MYSQL_DOWNLOAD_LINK='http://mirrors.sohu.com/mysql/MySQL-5.7/mysql-5.7.18-linux-glibc2.5-x86_64.tar.gz'
  16. MYSQL=/usr/local/mysql/bin/mysql
  18. #=======================================================================
  19. # echo添加颜色
  20. #=======================================================================
  21. echo_color(){
  22.     color=${1} && shift
  23.     case ${color} in
  24.         black)
  25.             echo -e "\e[0;30m${@}\e[0m"
  26.             ;;
  27.         red)
  28.             echo -e "\e[0;31m${@}\e[0m"
  29.             ;;
  30.         green)
  31.             echo -e "\e[0;32m${@}\e[0m"
  32.             ;;
  33.         yellow)
  34.             echo -e "\e[0;33m${@}\e[0m"
  35.             ;;
  36.         blue)
  37.             echo -e "\e[0;34m${@}\e[0m"
  38.             ;;
  39.         purple)
  40.             echo -e "\e[0;35m${@}\e[0m"
  41.             ;;
  42.         cyan)
  43.             echo -e "\e[0;36m${@}\e[0m"
  44.             ;;
  45.         *)
  46.             echo -e "\e[0;37m${@}\e[0m"
  47.             ;;
  48.     esac    # --- end of case ---
  49. }
  51. #=======================================================================
  52. #检查安装包、脚本、my.cnf是否齐全
  53. #=======================================================================
  55. function chk_install_resource()
  56. {
  57. 	#判断 template_install-my.cnf 是否存在
  58. 	if [ ! -f "$MYCNF" ];then
  59. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') $MYCNF file is not exits!$(echo_warning)"
  60. 		exit 1
  61. 	fi
  62. 	#判断 MySQL Community Server 5.7.18 tar包是否存在
  63. 	if [ ! -f "$MYSQL_SOURCE_PACKAGES" ];then
  64. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') $MYSQL_SOURCE_PACKAGES is not exits, please download it from $MYSQL_DOWNLOAD_LINK"
  65. 		exit 1
  66. 	fi
  67. }
  68. #=======================================================================
  69. # 添加帐号和目录
  70. #=======================================================================
  71. function create_sys_user()
  72. {
  73. 	#添加mysql用户信息
  74. 	if id mysql &> /dev/null;then
  75. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') MySQL user is exits."
  76. 	else
  77. 		useradd -r -s /bin/false mysql && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') The system user is added to success .."
  78. 	fi
  80. 	if [ ! -d "${MYSQL_DATADIR}" ];then
  81. 		mkdir -p ${MYSQL_DATADIR} && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') MySQL data directory is created .."
  82. 		chown -R mysql:mysql ${MYSQL_DATADIR}
  83. 		chmod 750 ${MYSQL_DATADIR}
  84. 	elif [ "$(ls -A ${MYSQL_DATADIR})" = "" ];then
  85. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') MySQL data directory is exits."
  86. 	else
  87. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') MySQL data directory is not empty. Please check it."
  88. 		exit 1
  89. 	fi
  90. }
  91. #=======================================================================
  92. #检查是否有旧的mysql/mariadb版本存在
  93. #=======================================================================
  95. function chk_old_mysql_version()
  96. {
  97. 	mysqlNum=$(rpm -qa | grep -Ei 'mysql|mariadb'|wc -l)
  98. 	if [ "${mysqlNum}" -gt "0" ];then
  99. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') The system has MySQL other version. There may be a conflict in the version！If it continues, the original database will be uninstall."
  100. 		read -p "Do you continue to install it(y/n):" cn
  101. 		case $cn in
  102. 			y|Y)
  103. 				rpm -qa | grep -Ei 'mysql|mariadb' | xargs yum remove -y &> /dev/null
  104. 				source /etc/profile
  105. 				tar_install
  106. 				;;
  107. 			n|N)
  108. 				exit 1
  109. 				;;
  110. 			*)
  111. 				echo_color red "$(date +'%Y-%m-%d %H:%M:%S') Input ERROR."
  112. 		esac
  113. 	else
  114. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') No old version was found."
  115. 		source /etc/profile
  116. 		tar_install
  117. 	fi
  118. }
  120. #=======================================================================
  121. # 解压安装
  122. #=======================================================================
  123. function installPackage()
  124. {
  125. count=0
  126. package=(gcc gcc-c++ bzip2 bzip2-devel bzip2-libs python-devel libaio libaio-devel ncurses ncurses-devel cmake numactl-libs)
  127. nums01=${#package[@]}
  128. for((i=0;i<nums01;i++));
  129. do
  130.         char=${package[$i]}
  131.         rpm -qa | grep "^$char"
  132.         if [ $? != 0 ] ; then
  133.                 error[$count]=${package[$i]}
  134.                 count=$(($count+1))
  135.                 echo_color red "$(date +'%Y-%m-%d %H:%M:%S') The ${package[$i]} is not installed.Please check it.."
  137.         fi
  138. done
  139. if [ $count -gt "0" ];then
  140.         echo "You have $count patchs are not installed."
  141.         echo "the not installed patch is:"
  142.         nums02=${#error[@]}
  143.         for((ii=0;ii<nums02;ii++));
  144.         do
  145.                 echo "${error[$ii]}^"
  146.         done
  147.         echo -e  "Are you sure to install the patch[yes or no]:\c"
  148.         read select
  149.         if [ $select == "yes" ]; then
  150.                 for((is=0;is<nums02;is++));
  151.                 do
  152.                         var=${error[$is]}
  153.                         echo $var
  154.                         yum install -y $var
  155.                 done
  156.         fi
  157. else
  158.         echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Check pass!.."
  159. fi
  160. count=0
  161. rpm -q gcc gcc-c++ bzip2 bzip2-devel bzip2-libs python-devel libaio libaio-devel ncurses ncurses-devel cmake numactl-libs | grep "not installed"
  162. }
  164. function tar_install()
  165. {
  166. 	installPackage
  167. 	echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Starting unzip $MYSQL_SOURCE_PACKAGES .."
  168. 	tar zxvf $MYSQL_SOURCE_PACKAGES -C /usr/local/
  169. 	echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Unzip $MYSQL_SOURCE_PACKAGES SUCCESS .."
  170. 	if [ ! -d "/usr/local/mysql" ];then
  171. 		ln -s /usr/local/${MYSQL_SOURCE_PACKAGES_NAMES}  /usr/local/mysql
  172. 		chown -R mysql:mysql /usr/local/mysql
  173. 		chown -R mysql:mysql /usr/local/${MYSQL_SOURCE_PACKAGES_NAMES}
  174. 		chmod 750 /usr/local/mysql
  175. 		chmod 750 /usr/local/${MYSQL_SOURCE_PACKAGES_NAMES}
  176. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') MySQL package has been placed in the right position .."
  177. 		cp -f $MYCNF /etc/my.cnf
  178. 	else
  179. 		read -p "/usr/local/mysql install directory already exists, delete it, and continue(y/n):" dn
  180. 		case $dn in
  181. 			y|Y)
  182. 				rm -rf /usr/local/mysql
  183. 				ln -s /usr/local/${MYSQL_SOURCE_PACKAGES_NAMES}  /usr/local/mysql
  184. 				chown -R mysql:mysql /usr/local/mysql
  185. 				chown -R mysql:mysql /usr/local/${MYSQL_SOURCE_PACKAGES_NAMES}
  186. 				chmod 750 /usr/local/mysql
  187. 				chmod 750 /usr/local/${MYSQL_SOURCE_PACKAGES_NAMES}
  188. 				echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') MySQL package has been placed in the right position .."
  189. 				cp -f $MYCNF /etc/my.cnf
  190. 				;;
  191. 			n|N)
  192. 				exit 1
  193. 				;;
  194. 			*)
  195. 			echo_color red "$(date +'%Y-%m-%d %H:%M:%S') /usr/local/mysql is exits.Please check it."
  196. 		esac
  197. 	fi
  199. 	echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Starting initialization .."
  200. 	/usr/local/mysql/bin/mysqld --initialize --user=mysql  &> /dev/null && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Initialization ......SUCCESS"
  201. }
  203. #=======================================================================
  204. # 修改环境变量
  205. #=======================================================================
  206. function add_system_profile()
  207. {
  208. cat >> /etc/profile <<EOF
  209. export PATH=\$PATH:/usr/local/mysql/bin/
  210. EOF
  211. source /etc/profile
  212. }
  214. function add_mysql_ldconfig()
  215. {
  216. cat > /etc/ld.so.conf.d/mysql.conf <<EOF
  217. /usr/local/mysql/lib
  218. EOF
  219. ldconfig
  220. }
  222. function add_libmysqlclient()
  223. {
  224. if [ -f /etc/ld.so.conf.d/mysql.conf ];then
  225. 	LDNUMS=`grep -i "/usr/local/mysql/lib" /etc/ld.so.conf.d/mysql.conf |wc -l`
  226. 	if [ $LDNUMS -eq 0 ];then
  227. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') The configuration file is empty!"
  228. 		add_mysql_ldconfig
  229. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Flush ldconfig done .."
  230. 	else
  231. 		LDEXISTS=`grep -i  "/usr/local/mysql/lib" /etc/ld.so.conf.d/mysql.conf |grep -e "^#" |wc -l`
  232. 		if [ $LDEXISTS -gt 0 ];then
  233. 			add_mysql_ldconfig
  234. 			echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Has been configured!"
  235. 		fi
  236. 	fi
  237. else
  238. 	echo_color red "$(date +'%Y-%m-%d %H:%M:%S') /etc/ld.so.conf.d/mysql.conf is not exits!"
  239. 	add_mysql_ldconfig
  240. 	echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Flush ldconfig done .."
  241. fi
  242. }
  244. function modify_system_env()
  245. {
  246. #egrep "/usr/local/mysql/bin/" /etc/profile  &> /dev/null
  247. PROFILES=`grep -i  "/usr/local/mysql/bin/" /etc/profile |wc -l`
  248. if [ $PROFILES -eq 0 ];then
  249. 	add_system_profile
  250. 	echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Flush profile done .."
  251. else
  252. 	EXISTS=`grep -i  "/usr/local/mysql/bin/" /etc/profile |grep -e "^#" |wc -l`
  253. 	if [ $EXISTS -gt 0 ];then
  254. 		add_system_profile
  255. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Flush profile done .."
  256. 	fi
  257. fi
  258. }
  260. #=======================================================================
  261. #创建MySQL服务
  262. #=======================================================================
  264. function el7_create_mysql_service()
  265. {
  266. 	cat > /usr/lib/systemd/system/mysql.service <<EOF
  267. [Unit]
  268. Description=mysql
  269. After=syslog.target network.target remote-fs.target nss-lookup.target
  271. [Service]
  272. Type=forking
  273. ExecStart=/usr/local/mysql/support-files/mysql.server start
  274. ExecReload=/usr/local/mysql/support-files/mysql.server restart
  275. ExecStop=/usr/local/mysql/support-files/mysql.server stop
  276. LimitNOFILE = 65535
  277. PrivateTmp=false
  279. [Install]
  280. WantedBy=multi-user.target
  281. EOF
  283. 	systemctl daemon-reload && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Reload systemd services .."
  284. 	systemctl enable mysql.service && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Enable MySQL systemd service .."
  285. 	systemctl start mysql.service && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Starting MySQL......SUCCESS!" || echo_color red "$(date +'%Y-%m-%d %H:%M:%S') Starting MySQL......FAILED!."
  286. }
  288. function el6_create_mysql_service()
  289. {
  290. 	cd /usr/local/mysql/support-files/
  291. 	cp mysql.server /etc/init.d/mysql
  292. 	chmod +x /etc/init.d/mysql
  293. 	chkconfig --add mysql   && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Add MySQL service for management .."
  294. 	chkconfig --list mysql  && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') List MySQL service .."
  295. 	/etc/init.d/mysql start && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Starting MySQL......SUCCESS!" || echo_color red "$(date +'%Y-%m-%d %H:%M:%S') Starting MySQL......FAILED!."
  296. }
  298. #=======================================================================
  299. # 添加帐号
  300. #=======================================================================
  302. function modify_mysql_account()
  303. {
  304. 	password=`awk '/A temporary password/ {print $NF}' ${MYSQL_DATADIR}/error.log`
  305. 	#echo_color cyan "mysql temp password is ${password}"
  306. 	if [ "${password}" != "" ];then
  307. 	${MYSQL} -uroot -p"${password}"  --connect-expired-password  -e "alter user root@localhost identified by 'iforgot';flush privileges;" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 系统随机密码修改成功."
  308. 	p1=$?
  309. 	else
  310. 		echo_color red  "$(date +'%Y-%m-%d %H:%M:%S') MySQL密码获取失败，请排查/清除数据目录重新安装."
  311. 		exit 1
  312. 	fi
  313. 	${MYSQL} -uroot -piforgot -e "grant all privileges on *.* to root@'%' identified by 'iforgot';" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 授予root用户通过任意主机操作所有数据库的所有权限成功."
  314. 	p2=$?
  315. 	${MYSQL} -uroot -piforgot -e "grant RELOAD,REPLICATION SLAVE, REPLICATION CLIENT on *.* to repl@'%' identified by 'repl';" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 授予repl用户通过任意主机对所有数据库进行主从复制的权限成功."
  316. 	p3=$?
  317. 	${MYSQL} -uroot -piforgot -e "grant SELECT, PROCESS, REPLICATION CLIENT, SHOW DATABASES on *.* to monitor@'%' identified by 'monitor';" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 授予monitor用户通过任意主机对所有数据库的读取权限成功."
  318. 	p4=$?
  319. 	${MYSQL} -uroot -piforgot -e "grant SELECT,RELOAD,LOCK TABLES,REPLICATION CLIENT,PROCESS,SUPER,CREATE,SHOW DATABASES,SHOW VIEW, EVENT, TRIGGER, create tablespace on *.* to dbbackup@'localhost' identified by  'dbbackup';" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 授予dbbackup用户通过localhost主机对所有数据库进行备份的权限成功."
  320. 	p5=$?
  321. 	${MYSQL} -uroot -piforgot -e "grant insert,update,delete,select,create,drop,index,trigger,alter on *.* to producer@'%'  identified by 'iforgot';" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 授予producer用户通过任意主机对所有数据库进行常规操作的权限成功."
  322. 	p6=$?
  323. 	${MYSQL} -uroot -piforgot -e "grant insert,update,delete,select,create,drop,index,trigger,alter on *.* to producer@'localhost' identified by 'iforgot';" &> /dev/null && echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') 授予producer用户通过localhost主机对所有数据库进行常规操作的权限成功."
  324. 	p7=$?
  325. 	${MYSQL} -uroot -piforgot -e "flush privileges" &> /dev/null && echo_color cyan  "$(date +'%Y-%m-%d %H:%M:%S') 权限刷新成功."
  326. 	p8=$?
  327. 	if [[ "${p1}" == "0" && "${p2}" == "0" && "${p3}" == "0" && "${p4}" == "0" && "${p5}" == "0" && "${p6}" == "0" && "${p7}" == "0" && "${p8}" == "0" ]];then
  328. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') 现在可以登录mysql数据库，root和producer用户的默认密码是\033[41;37m iforgot\033[0m."
  329. 		${MYSQL} -uroot -piforgot -e "select user,host,authentication_string from mysql.user;"
  330. 	else
  331. 		echo_color red "$(date +'%Y-%m-%d %H:%M:%S') 授权失败,请手动执行授权操作."
  332. 	fi
  333. }
  335. #=======================================================================
  336. # 开始安装mysql
  337. #=======================================================================
  338. function mysql_install()
  339. {
  340. 	version=$(uname -r |awk -F '.' '{ print $(NF-1) }')
  341. 	if [ "${version}" != "el7" ];then
  342. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Start install mysql for el6."
  343. 		chk_install_resource
  344. 		create_sys_user
  345. 		chk_old_mysql_version
  346. 		modify_system_env
  347. 		add_libmysqlclient
  348. 		el6_create_mysql_service
  349. 		sleep 5
  350. 		modify_mysql_account
  351. 	else
  352. 		echo_color cyan "$(date +'%Y-%m-%d %H:%M:%S') Start install mysql for el7."
  353. 		chk_install_resource
  354. 		create_sys_user
  355. 		chk_old_mysql_version
  356. 		modify_system_env
  357. 		add_libmysqlclient
  358. 		el7_create_mysql_service
  359. 		sleep 5
  360. 		modify_mysql_account
  361. 	fi
  362. }
  364. mysql_install
  365. echo_color blue "$(date +'%Y-%m-%d %H:%M:%S') \033[42;37m installation_of_single_mysql.sh执行完成 \033[0m"
  • template_install-my.cnf
  1. # line          :V1.8
  2. # mail          :gczheng@139.com
  3. # data          :2018-07-19
  4. # file_name     :my.cnf
  5. # update        :调整innodb_open_files设置值，必须小于open_files_limit的设置值
  7. #### 注意     :建议参数根据实际情况作调整
  8. #### 本配置文件主要适用于MySQL 5.7.18版本
  10. # ********* 以下重要参数必须修改核对 *********
  11. # 1.innodb_flush_log_at_trx_commit=1
  12. # 2.sync_binlog = 1
  13. # 3.innodb_strict_mode = OFF                          #关闭InnoDB严格检查模式
  14. # 4.innodb_flush_method = O_DIRECT
  15. # 5.lower_case_table_names = 1                        #设置区分大小写,1表示不区分大小写，0表示区分大小写
  16. # 6.character-set-server = utf8
  17. # 7.sql_mode                                          #默认配置
  18. # 8.server-id =1                                      #修改成对应数值
  19. # 9.innodb_buffer_pool_size = 10G                     #纯mysql server 配置50%和 混合内存配置不低于10G~40%
  20. #10.key_buffer_size=1G                                #如果有myisam表请配置为1G，没有请配置64M
  21. #11.innodb_data_file_path = ibdata1:1G:autoextend     #确认配置是否跟原来一样,之前已配置好请维持原样,如未配置请注释掉，新版本请取消注释
  22. #12.log_bin = /data/mysqldata/binlog                  #旧版本或者之前已配置好如：log_bin =/r2/data/mysqldata/slave-bin，请维持原样
  23. #13.slave-parallel                                    #从库开启并行复制，并行复制参数取消注释
  24. #14.undolog                                           #确认配置是否跟原来一样,之前已配置好请维持原样,如未配置请注释掉，新版本（包括升级版本）请取消注释并创建目录并授权
  25. # ********************************************
  27. [client]
  28. port    = 3306
  29. socket  = /data/mysqldata/mysql.sock
  30. #=======================================================================
  31. # # MySQL客户端配置
  32. #=======================================================================
  33. [mysql]
  34. prompt="(\u@\h) \\R:\\m:\\s [\d]> "
  35. no-auto-rehash
  36. default-character-set = utf8mb4
  37. #=======================================================================
  38. # MySQL服务器全局配置
  39. #=======================================================================
  40. [mysqld]
  41. user = mysql
  42. port = 3306
  43. server-id = 1
  44. tmpdir = /data/mysqldata
  45. datadir = /data/mysqldata
  46. socket  = /data/mysqldata/mysql.sock
  47. wait_timeout = 31536000
  48. #interactive_timeout = 600
  49. #sql_mode =                             #sql_mode 配置为空值
  50. #skip_name_resolve = 1
  51. lower_case_table_names = 1
  52. character-set-server = utf8mb4
  53. log_timestamps = SYSTEM
  54. init_connect='SET NAMES utf8mb4'
  55. max_allowed_packet = 128M
  56. ######################### 性能参数 ####################
  57. open_files_limit = 10240
  58. max_connections = 10000
  59. max_user_connections=9990
  60. max_connect_errors = 100000
  61. table_open_cache = 1024
  62. thread_cache_size = 64
  63. max_heap_table_size = 32M
  64. query_cache_type = 0
  65. ###global cache ###
  66. key_buffer_size = 1G
  67. query_cache_size = 0
  68. tmp_table_size = 32M        #内存临时表
  69. binlog_cache_size = 4M      #二进制日志缓冲
  70. ###session cache ###
  71. sort_buffer_size = 8M       #排序缓冲
  72. join_buffer_size = 4M       #表连接缓冲
  73. read_buffer_size = 8M       #顺序读缓冲
  74. read_rnd_buffer_size = 8M   #随机读缓冲
  75. thread_stack = 256KB        #线程的堆栈的大小
  76. ######################### binlog设置 #####################
  77. binlog_format = ROW
  78. log_bin = /data/mysqldata/binlog
  79. max_binlog_size = 1G
  80. expire_logs_days = 15       #binlog比较占空间，注意磁盘空间
  81. sync_binlog = 1                  #重要参数必须修改为1
  82. ######################### 复制设置 ########################
  83. log_slave_updates = 1
  84. #replicate-do-db = test
  85. #binlog-ignore-db = mysql
  86. ### GTID 配置 ###
  87. gtid_mode=ON
  88. enforce-gtid-consistency=true
  89. #****************** 开启并行复制（从库）******************
  90. slave-parallel-type=LOGICAL_CLOCK     #基于组提交的并行复制方式
  91. slave-parallel-workers= 8             #并行的SQL线程数量
  92. master-info_repository=TABLE          #master信息以表的形式保存
  93. relay_log_info_repository=TABLE       #slave信息以表的形式保存
  94. relay_log_recovery=ON                 #relay_log自我修复
  95. ######################### innodb ##########################
  96. default_storage_engine = InnoDB
  97. innodb_data_file_path = ibdata1:1G:autoextend
  98. innodb_buffer_pool_size = 12G         #系统内存50%
  99. innodb_open_files = 5120
  100. innodb_flush_log_at_trx_commit = 1    #线上服务器必须配置为1
  101. innodb_file_per_table = 1
  102. innodb_lock_wait_timeout = 5
  103. innodb_io_capacity = 400              #根据您的服务器IOPS能力适当调整innodb_io_capacity，配SSD盘可调整到 10000 - 20000
  104. innodb_io_capacity_max = 20000
  105. innodb_flush_method = O_DIRECT
  106. innodb_log_file_size = 2G
  107. innodb_log_files_in_group = 2
  108. innodb_large_prefix = 0
  109. innodb_thread_concurrency = 64
  110. innodb_strict_mode = OFF
  111. innodb_sort_buffer_size = 4194304
  112. #****************** undolog设置 ******************
  113. #innodb_undo_directory = /data/mysqldata/undolog       #undolog日志目录
  114. #innodb_undo_tablespaces = 2                      #undolog日志文件个数，mysql8之后将弃用
  115. #innodb_undo_logs = 128                           #回滚段的数量， 至少大于等于35，默认128。
  116. #innodb_max_undo_log_size = 1G                    #当超过这个阀值（默认是1G），会触发truncate回收（收缩）动作，truncate后空间缩小到10M。
  117. #innodb_purge_rseg_truncate_frequency = 128       #控制回收（收缩）undolog的频率
  118. #innodb_undo_log_truncate = 1                     #即开启在线回收undolog日志文件
  119. ######################### log 设置 #####################
  120. log_error = /data/mysqldata/error.log
  121. slow_query_log = 1
  122. long_query_time = 10
  123. slow_query_log_file = /data/mysqldata/slow.log
  124. #=======================================================================
  125. # MySQL mysqldump配置
  126. #=======================================================================
  127. [mysqldump]
  128. quick
  129. max_allowed_packet = 128M
  130. #=======================================================================
  131. # MySQL mysqld_safe配置
  132. #=======================================================================
  133. [mysqld_safe]
  134. log_error = /data/mysqldata/error.log
  135. pid_file = /data/mysqldata/mysqldb.pid

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