I'm not entirely sure what the differences are... but according to Cloudera
documentation, upgrading from CDH3 to CDH4 does involve a recompile.
http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH4/4.2.0/CDH4-Release-Notes/cdh4ki_topic_1_6.html
On Sun, Sep 29, 2013 at 8:29 PM, lei
Yes, My job is compiled in CHD3u3, and I run the job on CDH4.3.1, but I
use the mr1 of CHD4.3.1 to run the job.
What are the different mr1 of cdh4 and mr of cdh3?
Thanks,
LiuLei
2013/9/30 Pradeep Gollakota
> I believe it's a difference between the version that your code was
> compiled again
I believe it's a difference between the version that your code was compiled
against vs the version that you're running against. Make sure that you're
not packaging hadoop jar's into your jar and make sure you're compiling
against the correct version as well.
On Sun, Sep 29, 2013 at 7:27 PM, lei l
I use the CDH-4.3.1 and mr1, when I run one job, I am getting the following
error.
Exception in thread "main" java.lang.IncompatibleClassChangeError:
Found interface org.apache.hadoop.mapreduce.JobContext, but class was
expected
at
org.apache.hadoop.hbase.mapreduce.TableInputFormatBase.get
I use the CDH-4.3.1 and mr1, when I run one job, I am getting the following
error.
Exception in thread "main" java.lang.IncompatibleClassChangeError:
Found interface org.apache.hadoop.mapreduce.JobContext, but class was
expected
at
org.apache.hadoop.hbase.mapreduce.TableInputFormatBase.get
Problem solved.
What I did was forced master POM of my project to use explicitly
guava-11.02 (same as YARN). Nothing else worked, I even moved the guava-14
to a different location, I removed guava dependency completely from my
project, also didn't worked. Removing guava-14 from my envs didn't wor
Hi
When I am trying to use DFSClient it throws the following exception:
java.lang.IncompatibleClassChangeError: class
com.google.common.cache.CacheBuilder$3 has interface
com.google.common.base.Ticker as super class
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoa