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my15_ mysql binlog格式从mixed修改为row格式(mysql binlog row格式详解)

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想了解my15_mysqlbinlog格式从mixed修改为row格式的新动态吗?本文将为您提供详细的信息,我们还将为您解答关于mysqlbinlogrow格式详解的相关问题,此外,我们还将为您介绍关

想了解my15_ mysql binlog格式从mixed修改为row格式的新动态吗?本文将为您提供详细的信息,我们还将为您解答关于mysql binlog row格式详解的相关问题,此外,我们还将为您介绍关于Can''t connect to local MySQL server through socket ''/opt/lampp/var/mysql/mysql.sock'' (2)、Can''t connect to local MySQL server through socket ''/var/lib/mysql/mysql.sock''、CentOS yum安装mysql后 Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’、centos7 设置 mysql 自启动的配置文件中 [Service] User=mysql Group=mysql,user 和 group 这边的 mysql 是指的什么?centos 的登录用户名?的新知识。

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my15_ mysql binlog格式从mixed修改为row格式(mysql binlog row格式详解)

my15_ mysql binlog格式从mixed修改为row格式(mysql binlog row格式详解)

由于主库繁忙,就在从库上修改binlog格式

1. 从库切日志
mysql> flush logs;
Query OK, 0 rows affected (0.00 sec)

mysql> flush logs;
Query OK, 0 rows affected (0.00 sec)

mysql> flush logs;
Query OK, 0 rows affected (0.00 sec)

2. 验证修改格式之前的日志是可以解析的
mysqlbinlog --no-defaults -v -v --base64-output=decode-rows mysql-bin.000005 > /data/tmp/05.log

3. 修改配置文件
# vim /etc/my_tanpf.cnf
binlog_format = row

4. 查看实例运行情况,记录原启动方式
$ ps -ef |grep mysql
root 11257 3704 0 15:14 pts/1 00:00:00 python ./ist_mysql.py -sta 4
root 11259 1 0 15:14 pts/1 00:00:00 /bin/sh /usr/local/mysql/bin/mysqld_safe --defaults-file=/etc/my_tanpf.cnf --user=mysql
mysql 12381 11259 40 15:14 pts/1 00:04:51 /usr/local/mysql/bin/mysqld --defaults-file=/etc/my_tanpf.cnf --basedir=/usr/local/mysql --datadir=/data/mysql/data/tanpf --plugin-dir=/usr/local/mysql/lib/plugin --user=mysql --log-error=/data/mysql/log/tanpf/error.log --pid-file=/data/mysql/log/tanpf/mysql_tanpf.pid --socket=/data/mysql/log/tanpf/mysql_tanpf.sock --port=3309

mysql> stop slave;
mysql> shutdown;

$ ps -ef |grep mysql
42583 19323 778 0 15:27 pts/2 00:00:00 grep mysql

5. 启动
/usr/local/mysql/bin/mysqld_safe --defaults-file=/etc/my_tanpf.cnf --user=mysql &

6.查看格式并验证是否可以解析
mysql> show variables like ''binlog_format'';
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| binlog_format | ROW |
+---------------+-------+
1 row in set (0.01 sec)

mysqlbinlog --no-defaults -v -v --base64-output=decode-rows mysql-bin.000011 > /data/tmp/11.log

 

Can''t connect to local MySQL server through socket ''/opt/lampp/var/mysql/mysql.sock'' (2)

Can''t connect to local MySQL server through socket ''/opt/lampp/var/mysql/mysql.sock'' (2)

ERROR 2002 (HY000): Can''t connect to local MySQL server through socket ''/opt/lampp/var/mysql/mysql.sock'' (2)

 

 

 

原因:系统盘满了

[root@localhost opt]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
18G 17G 0 100% /
tmpfs 504M 0 504M 0% /dev/shm
/dev/sda1 477M 80M 372M 18% /boot
[root@localhost opt]#

解决:

删除大文件后,重启系统解决

 

 

[root@localhost mysql]# /opt/lampp/lampp status
Version: XAMPP for Linux 1.8.3-3
Apache is not running.
MySQL is not running.
ProFTPD is running.

 

df: 未处理文件系统
[root@localhost opt]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
18G 17G 0 100% /
tmpfs 504M 0 504M 0% /dev/shm
/dev/sda1 477M 80M 372M 18% /boot
[root@localhost opt]#

 

 

[root@localhost ~]# /opt/lampp/lampp status
Version: XAMPP for Linux 1.8.3-3
Apache is not running.
MySQL is running.
ProFTPD is running.

 

 

 

xampp 无法启动mysql 找不到mysql.sock

  (2016-02-24 23:21:24)
转载
  分类: 技术
出现的问题:
如果xampp中的mysql启动不了,出现ERROR 2002 (HY000): Can''t connect to local MySQL server through socket ''/opt/lampp/var/mysql/mysql.sock'' (2)报错,
停止xampp的时候报:
-bash-4.1# /opt/lampp/lampp stop
Stopping XAMPP for Linux 1.8.2-6...
XAMPP: Stopping Apache...ok.
XAMPP: Stopping MySQL...ok.
XAMPP: Stopping ProFTPD...kill: usage: kill [-s sigspec | -n signum | -sigspec] pid | jobspec ... or kill -l [sigspec]
fail.

解决办法:
如果网上一些方法不好用的话,可以试试以下方法:
1. 确定系统盘是否满了
#df -h
2. 删除/opt/lampp目录中的pid文件(删掉后xampp重启时会重建,如果不放心,可以先备份lampp目录)
删除mysql相关缓存:
#rm -rf /opt/lampp/var/mysql/VM_*  
删除proftp相关缓存:
#rm -rf /opt/lampp/var/proftpd.pid
如果找不到pid文件,可以搜一下:
#find /opt/lampp -name ''*.pid''

 

Can''t connect to local MySQL server through socket ''/var/lib/mysql/mysql.sock''

Can''t connect to local MySQL server through socket ''/var/lib/mysql/mysql.sock''

MySQL已经被我移到数据盘了,本地连接数据库会报错:Can''t connect to local MySQL server through socket ''/var/lib/mysql/mysql.sock''

但是远程是可以连接的,my.cnf设置mysql的根目录也改成了数据盘的地址,还要在加上client的参数,设置如下:

[client]
socket = /home/data/mysql/mysql.sock

之后重启下mysql就可以了

CentOS yum安装mysql后 Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’

CentOS yum安装mysql后 Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’

亲,是不是忘记了开MysqL服务,service MysqLd start

centos7 设置 mysql 自启动的配置文件中 [Service] User=mysql Group=mysql,user 和 group 这边的 mysql 是指的什么?centos 的登录用户名?

centos7 设置 mysql 自启动的配置文件中 [Service] User=mysql Group=mysql,user 和 group 这边的 mysql 是指的什么?centos 的登录用户名?

centos7 设置 mysql 自启动的配置文件中

[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target

[Install]
WantedBy=multi-user.target

[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld --defaults-file=/etc/my.cnf
LimitNOFILE = 5000
#Restart=on-failure
#RestartPreventExitStatus=1
#PrivateTmp=false

这里的

[Service]

User=mysql

Group=mysql,

user 和 group 这边的 mysql 是指的什么?centos 的登录用户名?还是其他呢?

今天关于my15_ mysql binlog格式从mixed修改为row格式mysql binlog row格式详解的介绍到此结束,谢谢您的阅读,有关Can''t connect to local MySQL server through socket ''/opt/lampp/var/mysql/mysql.sock'' (2)、Can''t connect to local MySQL server through socket ''/var/lib/mysql/mysql.sock''、CentOS yum安装mysql后 Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’、centos7 设置 mysql 自启动的配置文件中 [Service] User=mysql Group=mysql,user 和 group 这边的 mysql 是指的什么?centos 的登录用户名?等更多相关知识的信息可以在本站进行查询。

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