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From cass savy <casss...@gmail.com>
Subject Re: Leap sec
Date Fri, 15 May 2015 21:26:55 GMT
Are you suggesting the JDK 7 for client/driver and c* side as well. We use
Java driver 2.1.4 and plan to goto JDK7u80 on application end. In addition,
do I also have to upgrade to Java 7u60+ on C* servers as well.

On Fri, May 15, 2015 at 1:06 PM, Jim Witschey <jim.witschey@datastax.com>
wrote:

> > This post has some good advice for preparing for the leap second:
> > http://www.datastax.com/dev/blog/preparing-for-the-leap-second
>
> Post author here. Let me know if you have any questions about it.
>
> > What are the workaorund other than upgrading kernel to 3.4+?
>
> A couple NTP-based workarounds are described here, in the "Preventing
> Issues and Workarounds" section:
>
> https://access.redhat.com/articles/199563
>
> The goal of those workarounds is to prevent the leap second from being
> applied all at once. I make no guarantees about them, just pointing
> them out in case you wanted to investigate them yourself.
>
> As noted in my post and the Red Hat article, it's probably best to
> just upgrade your kernel/OS if you can.
>
> > Are you upgrading clusters to Java 7 or higher on client and C* servers?
>
> Just to be clear, JDK 7 had its own timer problems until 7u60, so you
> should upgrade to or past that version.
>
> Jim Witschey
>
> Software Engineer in Test | jim.witschey@datastax.com
>

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