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From Robert Rati <rr...@redhat.com>
Subject Re: Hadoop in Fedora updated to 2.2.0
Date Fri, 01 Nov 2013 15:16:01 GMT
Bah, typos.  Can those other patches be looked at and planned for 
inclusion into a release?

Rob

On 11/01/2013 10:57 AM, Robert Rati wrote:
> Putting the java 6 vs java 7 issue aside, what about the other patches
> to update dependencies?  Can those be looked at an planned for inclusion
> into a releation?
>
> Rob
>
> On 10/31/2013 05:51 PM, Andrew Wang wrote:
>> 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 <rrati@redhat.com> 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
>>>>
>>>
>>> I realize moving to java 7 is a big decision and wasn't trying to imply
>>> this should happen without discussion and planning, just that it
>>> would be
>>> nice to have the discussion and see where things land.  It can also help
>>> minimize work.  There is an open bz for updating jetty to jetty 8
>>> (the last
>>> version that would work on java 6), but if there are plans to move to
>>> java7, maybe it makes sense to just to jetty 9 and not test a new
>>> version
>>> of jetty twice.
>>>
>>> With Hadoop in Fedora running on these newer deps there is a test bed to
>>> play with to give some level of confidence before taking the plunge
>>> on any
>>> major change.
>>>
>>> Rob
>>>
>>

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