hadoop-general mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Konstantin Boudnik <...@apache.org>
Subject Re: Java Versions and Hadoop
Date Mon, 10 Oct 2011 03:35:32 GMT
On Sun, Oct 09, 2011 at 07:49PM, Brian Bockelman wrote:
> You know, I was looking around for Java EOL information a few weeks ago and found this:
> 
> http://www.oracle.com/technetwork/java/eol-135779.html
> 
> I might not be reading closely enough, but that says Java 6 is EOL in 9
> months.  In terms of major releases and getting things stableā€¦ that's just
> around the corner.

there's many ways to "eol" a particular java version. Stopping updates of
HotSpot on JDK6 might (and most likely will be( one of them.

Enjoy while you can
  Cos

> Brian
> 
> On Oct 8, 2011, at 1:19 PM, Ted Dunning wrote:
> 
> > I hate to sound like the folks who only recently stopped using 1.4, but I am
> > afraid that Todd is right on here.
> > 
> > The folks who are desperate for new features are being siphoned off by Scala
> > and Clojure which is leaving a core of recalcitrant termagants like me.  I
> > think that it is going to take something as major as the EOL of Java 6 to
> > get big projects to allow code that requires Java 7.
> > 
> > On Sat, Oct 8, 2011 at 2:00 AM, Todd Lipcon <todd@cloudera.com> wrote:
> > 
> >> I think requiring Java 7 is years off... I think most people have
> >> doubts as to Java 7's stability until it's been adopted by a majority
> >> of applications, and the new features aren't compelling enough to jump
> >> ship, IMO.
> >> 
> >> -Todd
> >> 
> >> On Fri, Oct 7, 2011 at 3:33 PM,  <Milind.Bhandarkar@emc.com> wrote:
> >>> Hi Folks,
> >>> 
> >>> While I have seen the wiki on which java versions to use currently to run
> >>> Hadoop, I have not seen any discussion about the roadmap of java version
> >>> compatibility with future hadoop versions.
> >>> 
> >>> Recently, Oracle retired the "Operating System Distributor License for
> >>> Java" (DLJ) [http://robilad.livejournal.com/90792.html,
> >>> http://jdk-distros.java.net/] and Linux vendors have started making
> >>> OpenJDK (6/7) as the default java version bundled with their OSs
> >>> [http://www.java7developer.com/blog/?p=361]. Also, all future Java SE
> >>> updates will be delivered through OpenJDK updates project.
> >>> 
> >>> I see that OpenJDK6 (6b20pre) cannot be used to compile hadoop trunk. Has
> >>> anyone tried OpenJDK7 ?
> >>> 
> >>> Additionally, I have a few small projects in mind which can really make
> >>> use of the new (esp I/O) features of Java 7.
> >>> 
> >>> What, if any, timeline do hadoop developers have in mind to make Java 7
> >> as
> >>> required (and tested with OpenJDK 7) ?
> >>> 
> >>> Thanks,
> >>> 
> >>> - milind
> >>> 
> >>> ---
> >>> Milind Bhandarkar
> >>> Greenplum Labs, EMC
> >>> (Disclaimer: Opinions expressed in this email are those of the author,
> >> and
> >>> do not necessarily represent the views of any organization, past or
> >>> present, the author might be affiliated with.)
> >>> 
> >>> 
> >> 
> >> 
> >> 
> >> --
> >> Todd Lipcon
> >> Software Engineer, Cloudera
> >> 
> 

Mime
View raw message