I added dfs.support.append=true configuration everywhere but I get the same "got version 3 expected version 4" problem.

How do I update the jars in the hbase lib directory?

Alex

On 12/21/2011 01:18 PM, jcfol...@pureperfect.com wrote:



Are you sure your configuration is correct? There's a couple of other
things that you need to do too:


Make sure:


  <property>
     <name>dfs.support.append</name>
     <value>true</value>
   </property>


Is set for both HBase and Hadoop


Update hadoop jars inside the hbase lib directory to use the hadoop
0.20.205 core jar files.


   -------- Original Message --------
  Subject: Re: What version of HDFS is compatible with HBase?
  From: Aleksandr Levchuk<aleksa...@fb.com>
  Date: Wed, December 21, 2011 4:06 pm
  To:<user@hbase.apache.org>

  On Hadoop 0.20.205.0 when hbase-0.90.4 master tries to talk to the
  namenode I get:

  logs/hadoop-hadoop-namenode*.log
  2011-12-21 12:57:10,746 WARN org.apache.hadoop.ipc.Server: Incorrect
  header or version mismatch from 10.30.81.191:33540 got version 3
  expected version 4

  This makes it look like hadoop-0.20.205.0 and hbase-0.90.4 are
incompatible.

  Alex

  On 12/21/2011 12:41 PM, jcfol...@pureperfect.com wrote:
  >
  >
  >  Use 0.20.205.
  >
  >
  >  -------- Original Message --------
  >  Subject: What version of HDFS is compatible with HBase?
  >  From: Aleksandr Levchuk<aleksa...@fb.com>
  >  Date: Wed, December 21, 2011 3:23 pm
  >  To:<user@hbase.apache.org>
  >
  >  Hi all,
  >
  >  HBase stable http://apache.cs.utah.edu/hbase/stable/ is currently
  >  hbase-0.90.4, what version(s) of HDFS is it compatible with?
  >
  >  There is no answer in the obvious places: Getting Started, README,
  >  Changelog, Wiki, FAQ
  >  (http://wiki.apache.org/hadoop/Hbase/FAQ_General#A7).
  >
  >  http://hbase.apache.org/notsoquick.html has an answer which involves
  >  building Hadoop from branch-0.20-append, but I need a release that I
  >  can
  >  test before building.
  >
  >  Thanks,
  >  Alex
  >


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