1 下载
wget percona.com/get/percona-toolkit.tar.gz
2 安装
2.1检查依赖包
rpm -qa perl-DBI perl-DBD-MySQL perl-Time-HiRes perl-IO-Socket-SSL
如果有依赖包确实，可以使用下面的命令安装：
yum install perl-DBI
yum install perl-DBD-MySQL
yum install perl-Time-HiRes
yum install perl-IO-Socket-SSL
2.2编译安装
tar xzvf percona-toolkit-2.2.19.tar.gz
cd percona-toolkit-2.2.19
perl Makefile.PL
make
make test
make install
安装后，可以通过下面的命令确认是否安装成功：
# pt-query-digest --help
# pt-table-checksum --help
3 可能出现的错误
Can't locate Digest/MD5.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .) at - line 693.
解决：
yum -y install perl-Digest-MD5另外一个问题：
Can't locate ExtUtils/MakeMaker.pm
解决：
问题
perl Makefile.PL
Can't locate ExtUtils/MakeMaker.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .) at Makefile.PL line 1.
BEGIN failed--compilation aborted at Makefile.PL line 1.
yum install perl-ExtUtils-CBuilder perl-ExtUtils-MakeMaker
问题
Can't locate Time/HiRes.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .) at /usr/local/bin/pt-heartbeat line 3110.
BEGIN failed--compilation aborted at /usr/local/bin/pt-heartbeat line 3110.
解决办法
问题
Character set 'utf8mb4' is not a compiled character set and is not specified in the '/usr/share/mysql/charsets/Index.xml' file
Character set 'utf8mb4' is not a compiled character set and is not specified in the '/usr/share/mysql/charsets/Index.xml' file
DBI connect('test;mysql_socket=/tmp/mysql.sock;mysql_read_default_group=client','root',...) failed: Can't initialize character set utf8mb4 (path: /usr/share/mysql/charsets/) at /usr/local/bin/pt-heartbeat line 2137
解决办法
vi /usr/share/mysql/charsets/Index.xml
# append
Unicode
UTF-8 Unicode
utf-8
primary
compiled
binary
compiled
# append
附:出现下面这个 不是问题， 继续安装
make test
No tests defined for percona-toolkit extension.