Today Lao Zuo is trying to install XtraBackup The installation was not as smooth as the official documents, and various missing components and modules need to be installed. Errors are reported“ libev.so .4()(64bit) is needed by percona-xtrabackup-24-2.4.6-2.el6.x86_ 64 ". It should be that libev. so. 4 is missing.
rpm -ivh libev-4.04-2.el6.x86_ 64.rpm
This can solve the problem.
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