If there is something that I love about information technology is
the incredible amount of unpredictable ways that bugs can bite
you where and when you less expect it.
This one I'm about to describe is a serious one, yet there has
been a very quiet response from Percona bug team at Launchpad,
where I first submitted it (because we use Percona server here).
If you have read my other posts you know by now that I am a
laz... err, busy guy so bear with me if only today I have
verified that this is, in fact, an upstream bug and have raised a
bug to Oracle too.
It affects 5.6.33, latest version at the time of this
article.
Anyways, the bug started to manifest itself in the form of
complete stalls of our main cluster, which was happening at
different times and apparently in a way that was unrelated to the
amount of traffic hitting the master. When stalling, system
CPU time was topping 100% of total available …
Showing entries 1 to 1
Sep
26
2016
Showing entries 1 to 1