[root@localhost bin]# ./mysqlhotcopy
Can‘t locate Data/Dumper.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 ./mysqlhotcopy line 22.
BEGIN failed--compilation aborted at ./mysqlhotcopy line 22.
yum install perl-devel perl-DBD-mysql -y
缺少这2个相关包，
安装之后基本上就可以了，
如果还是报错，再装下面这个应用
wget http://www.cpan.org/modules/by-module/Data/Data-Dumper-2.154.tar.gz tar zxvf Data-Dumper-2.154.tar.gz cd Data-Dumper-2.154 perl Makefile.PL make make install
原文：http://www.cnblogs.com/mantougg/p/5902764.html