解决mysql安装错误的办法

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问题！！
[root@lsx-001 mysql]# ./scripts/mysql_install_db --user=mysql --datadir=/data/mysql
FATAL ERROR: please install the following Perl modules before executing ./scripts/mysql_install_db:
Data::Dumper
解决办法安装
[root@lsx-02 mysql]# yum install -y autoconf

[root@lsx-001 mysql]# yum list|grep -i perl |grep -i dumper
perl-Data-Dumper.x86_64                  2.145-3.el7                   base

2.
Installing MySQL system tables..../bin/mysqld: error while loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directory

[root@lsx-02 mysql]# yum list |grep 'libaio'
[root@lsx-02 mysql]# yum install -y libaio-devel.x86_64

3.启动报错Starting MySQL.Logging to '/data/mysql/localhost.localdomain.err'.
./usr/local/mysql/bin/mysqld_safe: line 178:  2830 Killed                  nohup /usr/local/mysql/bin/mysqld --basedir=/usr/local/mysql --datadir=/data/mysql --plugin-dir=/usr/local/mysql/lib/plugin --user=mysql --log-error=/data/mysql/localhost.localdomain.err --pid-file=/data/mysql/localhost.localdomain.pid < /dev/null > /dev/null 2>&1
ERROR! The server quit without updating PID file (/data/mysql/localhost.localdomain.pid).
解决办法：
1.cd /usr/local/mysql（进入mysql安装目录）
2.chown -R mysql.mysql .
3.su - mysql
4.cd /usr/local/mysql
5.scripts/mysql_install_db

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