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Hadoop >> mail # dev >> Java 7 and Hadoop


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Scott Carey 2012-04-26, 21:03
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Eli Collins 2012-04-26, 21:39
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Eli Collins 2012-04-26, 21:25
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Thomas Graves 2012-07-31, 16:17
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Eli Collins 2012-08-01, 01:19
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Santhosh M S 2013-07-25, 17:43
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Re: Java 7 and Hadoop
How do we go about setting up builds on jdk7?  Couldn't figure out how to
do it on Jenkins, so I'm assuming it either requires PMC or Infra?

-Sandy
On Thu, Jul 25, 2013 at 10:43 AM, Santhosh M S <[EMAIL PROTECTED]>wrote:

> Resurrecting an old thread - now that JDK 6 is EOL should we switch over
> to JDK 7 across the board?
>
> Thoughts?
>
> Thanks,
> Santhosh
>
>
> ________________________________
>  From: Eli Collins <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
> Sent: Tuesday, July 31, 2012 6:19 PM
> Subject: Re: Java 7 and Hadoop
>
>
> We should officially support it in Hadoop (one piece of BIGTOP-458
> which is for supporting it across the whole stack).
> Now that HADOOP-8370 (fixes native compilation) is in the full tarball
> should work. A good next step would be updating JAVA_HOME on one of
> the Hadoop jenkins jobs to use jdk7.
>
>
> On Tue, Jul 31, 2012 at 9:17 AM, Thomas Graves <[EMAIL PROTECTED]>
> wrote:
> > I've seen more and more people using java 7.  We are also planning to
> move
> > to java 7 due to the eol of java 6 that Scott referenced.
> >
> > What are folks thoughts on making it officially supported by Hadoop?  Is
> > there a process for this or is it simply updating the wiki Eli mentioned
> > after sufficient testing?
> >
> > Thanks,
> > Tom
> >
> >
> > On 4/26/12 4:25 PM, "Eli Collins" <[EMAIL PROTECTED]> wrote:
> >
> >> Hey Scott,
> >>
> >> Nice.  Please update this page with your experience when you get a
> chance:
> >> http://wiki.apache.org/hadoop/HadoopJavaVersions
> >>
> >> Thanks,
> >> Eli
> >>
> >>
> >> On Thu, Apr 26, 2012 at 2:03 PM, Scott Carey <[EMAIL PROTECTED]>
> wrote:
> >>> Java 7 update 4 has been released.  It is even available for MacOS X
> from
> >>> Oracle:
> >>>
> http://www.oracle.com/technetwork/java/javase/downloads/jdk-7u4-downloads-159
> >>> 1156.html
> >>>
> >>> Java 6 will reach end of life in about 6 months.   After that point,
> there
> >>> will be no more public updates from Oracle for Java 6, even security
> updates.
> >>> https://blogs.oracle.com/henrik/entry/updated_java_6_eol_date
> >>> You can of course pay them for updates or build your own OpenJDK.
> >>>
> >>> The entire Hadoop ecosystem needs to test against Java 7 JDKs this
> year.  I
> >>> will be testing some small clusters of ours with JDK 7 in about a
> month, and
> >>> my internal projects will start using Java 7 features shortly after.
> >>>
> >>>
> >>> See the JDK roadmap:
> >>>
> http://blogs.oracle.com/javaone/resource/java_keynote/slide_15_full_size.gif
> >>> https://blogs.oracle.com/java/entry/moving_java_forward_java_strategy
> >>>
> >>>
> >
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Eli Collins 2013-08-02, 20:34
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Eli Collins 2013-08-02, 21:05
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Steve Loughran 2013-08-03, 08:34
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Sangjin Lee 2013-08-05, 01:28
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Ted Yu 2013-08-02, 18:12