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Re: Plans of moving towards JDK7 in trunk - Hadoop - [mail # dev]
...I think the bottom line here is that as long as our stable releaseuses JDK6, there is going to be a very, very strong disincentive toput any code which can't run on JDK6 into trunk.Like I sa...
   Author: Colin McCabe, 2014-04-14, 16:27
Re: [Important] Confirmation related to OpenSsl security issue - Hadoop - [mail # dev]
...I took a quick glance at the build output, and I don't think opensslis getting linked statically into libhadooppipes.a.I see the following lines:Linking CXX static library libhadooppipes.a/u...
   Author: Colin McCabe, 2014-04-11, 18:25
Re: very old dependencies - Hadoop - [mail # dev]
...I think we need some way of isolating YARN, MR, and HDFS clients fromthe Hadoop dependencies.  Anything else just isn't sane... whatever wemay say, there will always be clients that rel...
   Author: Colin McCabe, 2014-03-29, 00:35
Re: [DISCUSS] Clarification on Compatibility Policy: Upgraded Client + Old Server - Hadoop - [mail # dev]
...+1 for making this guarantee explicit.It also definitely seems like a good idea to test mixed versions in bigtop.HDFS is not immune to "new client, old server" scenarios because the HDFSclie...
   Author: Colin McCabe, 2014-03-20, 18:25
Re: problem with HDFS caching in Hadoop 2.3 - Hadoop - [mail # user]
...On Fri, Mar 7, 2014 at 7:37 AM, hwpstorage  wrote:If you take a look at this output, you can see that nothing is actually cached.One way to figure out why this is is to look at the logs...
   Author: Colin McCabe, 2014-03-11, 19:56
Re: Porting to Solaris - Hadoop - [mail # dev]
...There are a few existing portability JIRAs for libhadoop.  Check outHADOOP-7147, HADOOP-9934, HADOOP-6767, HADOOP-7824, and HDFS-5642.best,ColinOn Tue, Feb 18, 2014 at 2:14 AM, Malcolm ...
   Author: Colin McCabe, 2014-02-19, 00:35
Re: [VOTE] Release Apache Hadoop 2.3.0 - Hadoop - [mail # dev]
...Looks good.+1, also non-binding.I downloaded the source tarball, checked md5, built, ran some unittests, ran an HDFS cluster.cheers,ColinOn Tue, Feb 11, 2014 at 6:53 PM, Andrew Wang  wr...
   Author: Colin McCabe, 2014-02-12, 04:09
Re: Possible Length issue - Hadoop - [mail # dev]
...There is a maximum length for message buffers that was introduced by HADOOP-9676.  So messages with length 1752330339 should not be accepted.  best, Colin  On Sat, Dec 28, 201...
   Author: Colin McCabe, 2013-12-31, 19:37
Re: [VOTE] Merge HDFS-4949 to trunk - Hadoop - [mail # dev]
...On Thu, Oct 24, 2013 at 1:45 PM, Chris Nauroth  wrote:  Thanks, Chris.  Andrew posted a merge patch to HDFS-4949.  We're happy that this code is getting closer to getting...
   Author: Colin McCabe, 2013-10-24, 23:02
Re: how to compile with OpenIndiana or Solaris - Hadoop - [mail # dev]
...Log4j configuration is a difficult topic, because there's so many ways to do it.  I keep my log4j.properties file in the same directory as my hadoop configuration XML files.  One o...
   Author: Colin McCabe, 2013-10-10, 20:08
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