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Thanks very much for this notification, Matt, much appreciated!

Best,
-jay

On 03/11/2015 08:25 AM, Fischer, Matt wrote:
> We were remiss for not mentioning this during our talk on Monday since
> apparently its happening to other folks as I found out last night at
> dinner. During the Juno database migrations we saw mysql crash. This
> ended up delaying our move to Juno by a few weeks while the bug was
> being worked. There is an upstream bug already filed for this and it was
> fixed after some work by Percona. The upstream bug is a bit
> non-obviously named, but here it is:
> https://bugs.launchpad.net/percona-xtradb-cluster/5.5/+bug/1282707
> The manifestation is that when you’re upgrading the databases, mysql
> dies with a stack trace similar to the bug. We did not see this in our
> fresh dev environments where we did all our testing because we didn’t
> have enough data presumably, we only saw it in real systems that had
> been operating for awhile. Once we pulled in prod databases into our dev
> environments the bug was 100% reproducible.
>
> For ubuntu, its fixed in the percona experimental repo as
> version 5.6.21-25.8-939.trusty, we’ve been running this since the day it
> was released on Jan 29 without issue. It also looks like a March 9
> version is in percona main which should also include the fix but I have
> not confirmed and that’s not noted in the bug.
>
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