repcached and MySQL cache testing

Install MySQL engine gem installation mysql using Gems (if the installation fails, look for some dependent builds, such as Mysql-devel) to write a Ruby script, get the MySQL data first, then get the data from memcached, and calculate the time difference between the two, the code is as follows:
The results of the operation are as follows:
Conclusion: By calculation we know that memcached has improved by nearly two orders of magnitude;

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repcached and MySQL cache testing