I just wanted to let you all know that MHA for MySQL (Master High Availability Manager and tools for MySQL) version 0.53 has been released.
Yoshinori Matsunobu discusses the release in much more detail here:
The full MHA 0.53 changelogs are here:
MHA 0.53 can be downloaded from here:
And if you would like support for MHA, simply contact SkySQL: