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2025-03-28 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Shulou(Shulou.com)06/01 Report--
1,os version
Redhat 6.5
2, the old version of mysql 5.5.48 creates the test database and test table
Mysql > create database zxy
Query OK, 1 row affected (0.00 sec)
Mysql > use zxy
Database changed
Mysql > create table t_zxy (an int)
Query OK, 0 rows affected (0.03 sec)
Mysql > insert into t_zxy values (1)
Query OK, 1 row affected (0.01sec)
Mysql > commit
Query OK, 0 rows affected (0.00 sec)
3. Query the old version of MYSQL 5.5.48 DATA DIR and related SOCKET files and PID
Mysql > show variables like 'datadir'
+-+ +
| | Variable_name | Value |
+-+ +
| | datadir | / var/lib/mysql/ |
+-+ +
1 row in set (0.00 sec)
Mysql > show variables like 'socket'
+-- +
| | Variable_name | Value |
+-- +
| | socket | / var/lib/mysql/mysql.sock |
+-- +
1 row in set (0.00 sec)
Mysql > show variables like'% pid%'
+-- +
| | Variable_name | Value |
+-- +
| | pid_file | / var/lib/mysql/mysqlupgrade.pid |
+-- +
1 row in set (0.01 sec)
4, the old version of MYSQL 5.5.48 did not use the configuration file my.cnf
[root@mysqlupgrade mysql_5548_dir] # ps-ef | grep-I mysql
Root 6563 5378 0 16:52 pts/0 00:00:00 / bin/sh / usr/bin/mysqld_safe-- user=root
Root 6643 6563 0 16:52 pts/0 00:00:00 / usr/sbin/mysqld-basedir=/usr-datadir=/var/lib/mysql-plugin-dir=/usr/lib64/mysql/plugin-user=root
-log-error=/var/lib/mysql/mysqlupgrade.err-pid-file=/var/lib/mysql/mysqlupgrade.pid
Root 6712 5378 0 17:02 pts/0 00:00:00 grep-I mysql
[root@mysqlupgrade mysql_5548_dir] # ps aux | grep mysql | grep-I my.cnf
[root@mysqlupgrade mysql_5548_dir] #
5, the old version of mysql 5.5.48 executes innodb_fast_shutdown=0
[root@mysqlupgrade mysql_5548_dir] # mysql-u root-p-- execute='set global innodb_fast_shutdown=0'
Enter password:
[root@mysqlupgrade mysql_5548_dir] #
6 mysql shutdown previous version 5.5.48
[root@mysqlupgrade mysql_5548_dir] # mysqladmin-u root-p shutdown
Enter password:
180503 17:04:54 mysqld_safe mysqld from pid file / var/lib/mysql/mysqlupgrade.pid ended
[1] + Done mysqld_safe-- user=root
[root@mysqlupgrade mysql_5548_dir] # ps-ef | grep mysql
Root 6734 5378 0 17:04 pts/0 00:00:00 grep mysql
[root@mysqlupgrade mysql_5548_dir] #
7, remove the old version of mysql 5.5.48
[root@mysqlupgrade mysql_5548_dir] # rpm-qa | grep-I mysql
MySQL-devel-5.5.48-1.el6.x86_64
MySQL-server-5.5.48-1.el6.x86_64
MySQL-client-5.5.48-1.el6.x86_64
[root@mysqlupgrade mysql_5548_dir] #
[root@mysqlupgrade mysql_5548_dir] # yum-y remove MySQL-client-5.5.48-1.el6.x86_64
[root@mysqlupgrade mysql_5548_dir] # yum-y remove MySQL-server-5.5.48-1.el6.x86_64
[root@mysqlupgrade mysql_5548_dir] # yum-y remove MySQL-devel-5.5.48-1.el6.x86_64
[root@mysqlupgrade mysql_5548_dir] # rpm-qa | grep-I mysql
[root@mysqlupgrade mysql_5548_dir] #
8, confirm the existence of the old version of MYSQL 5.5.48 DATA DIR and related
[root@mysqlupgrade mysql_5548_dir] # ll / var/lib/mysql
Total 28700
-rw-rw----. 1 root root 18874368 May 3 17:04 ibdata1
-rw-rw----. 1 root root 5242880 May 3 17:04 ib_logfile0
-rw-rw----. 1 root root 5242880 May 3 16:52 ib_logfile1
Drwx--x--x. 2 mysql mysql 4096 May 3 16:50 mysql
-rw-r-. 1 root root 2362 May 3 17:04 mysqlupgrade.err
Drwx-. 2 mysql mysql 4096 May 3 16:50 performance_schema
-rw-r--r--. 1 root root 111 May 3 16:50 RPM_UPGRADE_HISTORY
-rw-r--r--. 1 mysql mysql 111 May 3 16:50 RPM_UPGRADE_MARKER-LAST
Drwxr-xr-x. 2 mysql mysql 4096 May 3 16:50 test
Drwx-. 2 root root 4096 May 3 16:57 zxy
9, install intermediate version mysql 5.6.32
Slightly
[root@mysqlupgrade mysql5632_dir] # rpm-qa | grep-I mysql
MySQL-server-5.6.32-1.el6.x86_64
MySQL-client-5.6.32-1.el6.x86_64
[root@mysqlupgrade mysql5632_dir] #
10, start the intermediate version of mysql 5.6.32 with the old version of the data file directory
[root@mysqlupgrade mysql5632_dir] # mysqld_safe-user=root-datadir=/var/lib/mysql &
[1] 6830
[root@mysqlupgrade mysql5632_dir] # 180503 17:13:34 mysqld_safe Logging to'/ var/lib/mysql/mysqlupgrade.err'.
180503 17:13:34 mysqld_safe Starting mysqld daemon with databases from / var/lib/mysql
[root@mysqlupgrade mysql5632_dir] #
[root@mysqlupgrade mysql5632_dir] # ps-ef | grep mysql
Root 6830 5378 0 17:13 pts/0 00:00:00 / bin/sh / usr/bin/mysqld_safe-- user=root-- datadir=/var/lib/mysql
Root 6918 6830 0 17:13 pts/0 00:00:00 / usr/sbin/mysqld-basedir=/usr-datadir=/var/lib/mysql-plugin-dir=/usr/lib64/mysql/plugin-user=root-log-error=/var/lib/mysql/mysqlupgrade.err-pid-file=/var/lib/mysql/mysqlupgrade.pid
Root 6942 5378 0 17:14 pts/0 00:00:00 grep mysql
[root@mysqlupgrade mysql5632_dir] #
11, upgrade intermediate version mysql 5.6.32 data dictionary and related metadata
[root@mysqlupgrade mysql5632_dir] # mysql_upgrade-u root-p
Enter password:
Looking for 'mysql' as: mysql
Looking for 'mysqlcheck' as: mysqlcheck
Running 'mysqlcheck with default connection arguments
Warning: Using a password on the command line interface can be insecure.
Running 'mysqlcheck with default connection arguments
Warning: Using a password on the command line interface can be insecure.
Mysql.columns_priv OK
Mysql.db OK
Mysql.event OK
Mysql.func OK
Mysql.general_log OK
Mysql.help_category OK
Mysql.help_keyword OK
Mysql.help_relation OK
Mysql.help_topic OK
Mysql.host OK
Mysql.ndb_binlog_index OK
Mysql.plugin OK
Mysql.proc OK
Mysql.procs_priv OK
Mysql.proxies_priv OK
Mysql.servers OK
Mysql.slow_log OK
Mysql.tables_priv OK
Mysql.time_zone OK
Mysql.time_zone_leap_second OK
Mysql.time_zone_name OK
Mysql.time_zone_transition OK
Mysql.time_zone_transition_type OK
Mysql.user OK
Running 'mysql_fix_privilege_tables'...
Warning: Using a password on the command line interface can be insecure.
Running 'mysqlcheck with default connection arguments
Warning: Using a password on the command line interface can be insecure.
Running 'mysqlcheck with default connection arguments
Warning: Using a password on the command line interface can be insecure.
Zxy.t_zxy OK
OK
[root@mysqlupgrade mysql5632_dir] #
12min shutdown Intermediate version mysql 5.6.32
[root@mysqlupgrade mysql5632_dir] # mysqladmin-u root-p shutdown
Enter password:
180503 17:15:58 mysqld_safe mysqld from pid file / var/lib/mysql/mysqlupgrade.pid ended
[1] + Done mysqld_safe-user=root-datadir=/var/lib/mysql
[root@mysqlupgrade mysql5632_dir] #
[root@mysqlupgrade mysql5632_dir] # ps-ef | grep mysql
Root 6971 5378 0 17:16 pts/0 00:00:00 grep mysql
[root@mysqlupgrade mysql5632_dir] # ps-ef | grep-I mysql
Root 6973 5378 0 17:16 pts/0 00:00:00 grep-I mysql
13, restart intermediate version mysql 5.6.32
[root@mysqlupgrade mysql5632_dir] # mysqld_safe-user=root-datadir=/var/lib/mysql &
[1] 6976
[root@mysqlupgrade mysql5632_dir] # 180503 17:17:05 mysqld_safe Logging to'/ var/lib/mysql/mysqlupgrade.err'.
180503 17:17:05 mysqld_safe Starting mysqld daemon with databases from / var/lib/mysql
[root@mysqlupgrade mysql5632_dir] # ps-ef | grep mysql
Root 6976 5378 0 17:17 pts/0 00:00:00 / bin/sh / usr/bin/mysqld_safe-- user=root-- datadir=/var/lib/mysql
Root 7064 6976 7 17:17 pts/0 00:00:00 / usr/sbin/mysqld-basedir=/usr-datadir=/var/lib/mysql-plugin-dir=/usr/lib64/mysql/plugin-user=root-log-error=/var/lib/mysql/mysqlupgrade.err-pid-file=/var/lib/mysql/mysqlupgrade.pid
Root 7087 5378 0 17:17 pts/0 00:00:00 grep mysql
[root@mysqlupgrade mysql5632_dir] #
14 to verify whether the intermediate version mysql 5.6.32 is running properly and whether the related data is upgraded completely
[root@mysqlupgrade mysql5632_dir] # mysql-u root-p
Enter password:
Welcome to the MySQL monitor. Commands end with; or\ g.
Your MySQL connection id is 1
Server version: 5.6.32 MySQL Community Server (GPL)
Copyright (c) 2000, 2016, 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 > show databases
+-+
| | Database |
+-+
| | information_schema |
| | mysql |
| | performance_schema |
| | test |
| | zxy |
+-+
5 rows in set (0.00 sec)
Mysql > use zxy
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with-A
Database changed
Mysql > select * from t_zxy
+-+
| | a |
+-+
| | 1 |
+-+
1 row in set (0.00 sec)
Mysql >
15, it can be seen that the installation of intermediate version mysql 5.6.32 did not produce the configuration file my.cnf
[root@mysqlupgrade mysql5632_dir] # updatedb
[root@mysqlupgrade mysql5632_dir] # locate my.cnf
/ etc/my.cnf.d
[root@mysqlupgrade mysql5632_dir] #
16, intermediate version mysql 5.6.32 innodb_fast_shutdown
[root@mysqlupgrade mysql5632_dir] #! 40
Mysql-u root-p-- execute='set global innodb_fast_shutdown=0'
Enter password:
[root@mysqlupgrade mysql5632_dir] #
17 mysql shutdown Intermediate version 5.6.32
[root@mysqlupgrade mysql5632_dir] #! 41
Mysqladmin-u root-p shutdown
Enter password:
180503 17:20:31 mysqld_safe mysqld from pid file / var/lib/mysql/mysqlupgrade.pid ended
[1] + Done mysqld_safe-user=root-datadir=/var/lib/mysql
[root@mysqlupgrade mysql5632_dir] #
[root@mysqlupgrade mysql5632_dir] # ps-ef | grep mysql
Root 7108 5378 0 17:20 pts/0 00:00:00 grep mysql
[root@mysqlupgrade mysql5632_dir] # ps-ef | grep-I mysql
Root 7110 5378 0 17:20 pts/0 00:00:00 grep-I mysql
[root@mysqlupgrade mysql5632_dir] #
18, remove intermediate version mysql 5.6.32
[root@mysqlupgrade mysql5632_dir] # rpm-qa | grep-I mysql
MySQL-server-5.6.32-1.el6.x86_64
MySQL-client-5.6.32-1.el6.x86_64
[root@mysqlupgrade mysql5632_dir] #
Yum-y remove MySQL-server-5.6.32-1.el6.x86_64
Yum-y remove MySQL-client-5.6.32-1.el6.x86_64
[root@mysqlupgrade mysql5632_dir] # rpm-qa | grep-I mysql
[root@mysqlupgrade mysql5632_dir] #
19, install the new version of mysql 5.7.16
Slightly
[root@mysqlupgrade mysql_new_version_dir] # rpm-qa | grep mysql
Mysql-community-client-5.7.16-1.el6.x86_64
Mysql-community-libs-5.7.16-1.el6.x86_64
Mysql-community-server-5.7.16-1.el6.x86_64
Mysql-community-common-5.7.16-1.el6.x86_64
[root@mysqlupgrade mysql_new_version_dir] #
20, start the new version of mysql 5.7.16 with the old version of the data file directory
[root@mysqlupgrade mysql_new_version_dir] # mysqld_safe-user=root-datadir=/var/lib/mysql &
[1] 7153
[root@mysqlupgrade mysql_new_version_dir] # 2018-05-03T09:24:58.397790Z mysqld_safe Logging to'/ var/log/mysqld.log'.
2018-05-03T09:24:58.423138Z mysqld_safe Starting mysqld daemon with databases from / var/lib/mysql
[root@mysqlupgrade mysql_new_version_dir] # ps-ef | grep mysql
Root 7153 5378 0 17:24 pts/0 00:00:00 / bin/sh / usr/bin/mysqld_safe-- user=root-- datadir=/var/lib/mysql
Root 7311 7153 5 17:24 pts/0 00:00:00 / usr/sbin/mysqld-basedir=/usr-datadir=/var/lib/mysql-plugin-dir=/usr/lib64/mysql/plugin-user=root-log-error=/var/log/mysqld.log-pid-file=/var/run/mysqld/mysqld.pid-socket=/var/lib/mysql/mysql.sock
Root 7340 5378 0 17:25 pts/0 00:00:00 grep mysql
21, upgrade the new version of mysql 5.7.16 data dictionary and related metadata
[root@mysqlupgrade mysql_new_version_dir] # mysql_upgrade-u root-p
Enter password:
Checking if update is needed.
Checking server version.
Running queries to upgrade MySQL server.
Checking system database.
Mysql.columns_priv OK
Mysql.db OK
Mysql.engine_cost OK
Mysql.event OK
Mysql.func OK
Mysql.general_log OK
Mysql.gtid_executed OK
Mysql.help_category OK
Mysql.help_keyword OK
Mysql.help_relation OK
Mysql.help_topic OK
Mysql.host OK
Mysql.innodb_index_stats OK
Mysql.innodb_table_stats OK
Mysql.ndb_binlog_index OK
Mysql.plugin OK
Mysql.proc OK
Mysql.procs_priv OK
Mysql.proxies_priv OK
Mysql.server_cost OK
Mysql.servers OK
Mysql.slave_master_info OK
Mysql.slave_relay_log_info OK
Mysql.slave_worker_info OK
Mysql.slow_log OK
Mysql.tables_priv OK
Mysql.time_zone OK
Mysql.time_zone_leap_second OK
Mysql.time_zone_name OK
Mysql.time_zone_transition OK
Mysql.time_zone_transition_type OK
Mysql.user OK
Upgrading the sys schema.
Checking databases.
Sys.sys_config OK
Zxy.t_zxy OK
Upgrade process completed successfully.
Checking if update is needed.
[root@mysqlupgrade mysql_new_versio
22, close the new version of mysql 5.7.16
[root@mysqlupgrade mysql_new_version_dir] # mysqladmin-u root-p shutdown
Enter password:
[root@mysqlupgrade mysql_new_version_dir] # 2018-05-03T09:26:28.321222Z mysqld_safe mysqld from pid file / var/run/mysqld/mysqld.pid ended
[1] + Done mysqld_safe-user=root-datadir=/var/lib/mysql
[root@mysqlupgrade mysql_new_version_dir] # ps-ef | grep-I mysql
Root 7353 5378 0 17:26 pts/0 00:00:00 grep-I mysql
[root@mysqlupgrade mysql_new_version_dir] #
23, restart the new version of mysql 5.7.16
[root@mysqlupgrade mysql_new_version_dir] # mysqld_safe-user=root-datadir=/var/lib/mysql &
[1] 7356
[root@mysqlupgrade mysql_new_version_dir] # 2018-05-03T09:26:51.813308Z mysqld_safe Logging to'/ var/log/mysqld.log'.
2018-05-03T09:26:51.835876Z mysqld_safe Starting mysqld daemon with databases from / var/lib/mysql
[root@mysqlupgrade mysql_new_version_dir] # ps-ef | grep mysql
Root 7356 5378 0 17:26 pts/0 00:00:00 / bin/sh / usr/bin/mysqld_safe-- user=root-- datadir=/var/lib/mysql
Root 7514 7356 3 17:26 pts/0 00:00:00 / usr/sbin/mysqld-basedir=/usr-datadir=/var/lib/mysql-plugin-dir=/usr/lib64/mysql/plugin-user=root-log-error=/var/log/mysqld.log-pid-file=/var/run/mysqld/mysqld.pid-socket=/var/lib/mysql/mysql.sock
Root 7543 5378 0 17:26 pts/0 00:00:00 grep mysql
[root@mysqlupgrade mysql_new_version_dir] #
24 to verify whether the new version of mysql 5.7.16 is running properly and whether the related data is upgraded completely
[root@mysqlupgrade mysql_new_version_dir] # mysql-u root-p
Enter password:
Welcome to the MySQL monitor. Commands end with; or\ g.
Your MySQL connection id is 2
Server version: 5.7.16 MySQL Community Server (GPL)
Copyright (c) 2000, 2016, 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 > show databases
+-+
| | Database |
+-+
| | information_schema |
| | mysql |
| | performance_schema |
| | sys |
| | test |
| | zxy |
+-+
6 rows in set (0.00 sec)
Mysql > use zxy
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with-A
Database changed
Mysql > select * from t_zxy
+-+
| | a |
+-+
| | 1 |
+-+
1 row in set (0.00 sec)
Mysql >
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