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Hadoop >> mail # dev >> Hadoop in Fedora updated to 2.2.0


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Re: Hadoop in Fedora updated to 2.2.0
I'm in agreement with Steve on this one. We're aware that Java 6 is EOL,
but we can't drop support for the lifetime of the 2.x line since it's a
(very) incompatible change. AFAIK a 3.x release fixing this isn't on any of
our horizons yet.

Best,
Andrew
On Thu, Oct 31, 2013 at 6:15 AM, Robert Rati <[EMAIL PROTECTED]> wrote:

> https://issues.apache.org/****jira/browse/HADOOP-9594<https://issues.apache.org/**jira/browse/HADOOP-9594>
>>> <https:**//issues.apache.org/jira/**browse/HADOOP-9594<https://issues.apache.org/jira/browse/HADOOP-9594>
>>> >
>>> https://issues.apache.org/****jira/browse/MAPREDUCE-5431<https://issues.apache.org/**jira/browse/MAPREDUCE-5431>
>>> <htt**ps://issues.apache.org/jira/**browse/MAPREDUCE-5431<https://issues.apache.org/jira/browse/MAPREDUCE-5431>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-9611<https://issues.apache.org/**jira/browse/HADOOP-9611>
>>> <https:**//issues.apache.org/jira/**browse/HADOOP-9611<https://issues.apache.org/jira/browse/HADOOP-9611>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-9613<https://issues.apache.org/**jira/browse/HADOOP-9613>
>>> <https:**//issues.apache.org/jira/**browse/HADOOP-9613<https://issues.apache.org/jira/browse/HADOOP-9613>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-9623<https://issues.apache.org/**jira/browse/HADOOP-9623>
>>> <https:**//issues.apache.org/jira/**browse/HADOOP-9623<https://issues.apache.org/jira/browse/HADOOP-9623>
>>> >
>>> https://issues.apache.org/****jira/browse/HDFS-5411<https://issues.apache.org/**jira/browse/HDFS-5411>
>>> <https://**issues.apache.org/jira/browse/**HDFS-5411<https://issues.apache.org/jira/browse/HDFS-5411>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-10067<https://issues.apache.org/**jira/browse/HADOOP-10067>
>>> <https**://issues.apache.org/jira/**browse/HADOOP-10067<https://issues.apache.org/jira/browse/HADOOP-10067>
>>> >
>>> https://issues.apache.org/****jira/browse/HDFS-5075<https://issues.apache.org/**jira/browse/HDFS-5075>
>>> <https://**issues.apache.org/jira/browse/**HDFS-5075<https://issues.apache.org/jira/browse/HDFS-5075>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-10068<https://issues.apache.org/**jira/browse/HADOOP-10068>
>>> <https**://issues.apache.org/jira/**browse/HADOOP-10068<https://issues.apache.org/jira/browse/HADOOP-10068>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-10075<https://issues.apache.org/**jira/browse/HADOOP-10075>
>>> <https**://issues.apache.org/jira/**browse/HADOOP-10075<https://issues.apache.org/jira/browse/HADOOP-10075>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-10076<https://issues.apache.org/**jira/browse/HADOOP-10076>
>>> <https**://issues.apache.org/jira/**browse/HADOOP-10076<https://issues.apache.org/jira/browse/HADOOP-10076>
>>> >
>>> https://issues.apache.org/****jira/browse/HADOOP-9849<https://issues.apache.org/**jira/browse/HADOOP-9849>
>>> <https:**//issues.apache.org/jira/**browse/HADOOP-9849<https://issues.apache.org/jira/browse/HADOOP-9849>
>>> >
>>>
>>>
>>>  most (all?) of these are  pom changes
>>
>
> A good number are basically pom changes to update to newer versions of
> dependencies.  A few, such as commons-math3, required code changes as well
> because of a namespace change.  Some are minor code changes to enhance
> compatibility with newer dependencies.  Even tomcat is mostly changes in
> pom files.
>
>
>  Most of the changes are minor.  There are 2 big updates though: Jetty 9
>>> (which requires java 7) and tomcat 7.  These are also the most difficult
>>> patches to rebase when hadoop produces a new release.
>>>
>>>
>>>  that's not going to go in the 2.x branch. Java 6 is still a common
>> platform
>> that people are using, because historically java7 (or any leading edge
>> java
>> version) is buggy.
>>
>> that said, our QA team did test hadoop 2 & HDP-2 at scale on java7 and
>> openjdk 7, so it all works -it's just the commit "java7 only" is a big
>> decision that