Stack trace visualizer

MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stability.

Main repository for munin master / node / plugins

Development tree of Master High Availability Manager and tools for MySQL (MHA), Manager part

Contributed stuff for munin (plugins, tools, etc...)

A realtime terminal-based top-like monitor for MySQL

Heat map generation tools

Containing Self Made Perl Reproducers / PoC Codes

Quick and painless install of one or more MySQL servers in the same host.

super-easy chroot jail builder/runner for Linux

yet another web application framework

the server metrics gathering

qpsmtpd is a flexible smtpd daemon written in Perl

Preforked Plack Handler for performance freaks

Lua module for limiting request rate for OpenResty/ngx_lua, using the "token bucket" method.

monitor metrics

Yoku-san no Tool KIT

Wrapper-script for box/Anemometer

my dotfiles

AWS assume role credential wrapper

Minimal Logger

yet another nopaste

A simple distributed job scheduler.