L’Observatoire de Paris has decided that there will be a “leap second” on June 30th, 2015. At 23:59:60 on this date, an additional second will be “inserted” into UTC (Coordinated Universal Time) to take into account the slightly irregular rotation of our planet.
The last “leap second” was on June 30th, 2012, when a bunch of servers running Linux had problems (including, and not limited to, Qantas Airways, reddit and anything running Hadoop).
This year, Google and Amazon both plan to implement a “leap smear” whereby they will add the “leap second” over an extended period on June 30th.
Be aware that a number of AWS services are affected and resolving issues with your EC2 instances is your responsibility.
The “Leap Second” and Oracle
The Oracle database requires no patches and has no problem with the “leap second” changes on the O/S level.
No action is required for…
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