Oracle Perfect Balance Test Fails After 2.5 Upgrade Running "mammoth -c" on Oracle Big Data Appliance with LZO compression RPMS Installed
(Doc ID 1676585.1)
Last updated on JANUARY 06, 2022
Applies to:
Big Data Appliance Integrated Software - Version 2.5.0 and laterPerfect Balance - Version 1.2.0 and later
Linux x86-64
Symptoms
After upgrading to BDA 2.5.0, with LZO compression RPMS for 1.2.3 installed, the Oracle Perfect Balance test fails while running 'mammoth -c' with the following:
Running An Oracle Perfect Balance Test
14/05/23 13:57:37 INFO balancer.Balancer: Creating balancer
14/05/23 13:57:37 INFO balancer.Balancer: Starting Balancer
14/05/23 13:57:37 WARN balancer.Balancer: Failed to run balancer: Compression codec com.hadoop.compression.lzo.LzopCodec not found.
14/05/23 13:57:37 WARN balancer.Balancer: A balancing plan will not be used.
ERROR: Oracle Perfect Balance test failed
Please check details in balancer_test.out
oracle balancer test finished in 14 seconds
14/05/23 13:57:37 INFO balancer.Balancer: Creating balancer
14/05/23 13:57:37 INFO balancer.Balancer: Starting Balancer
14/05/23 13:57:37 WARN balancer.Balancer: Failed to run balancer: Compression codec com.hadoop.compression.lzo.LzopCodec not found.
14/05/23 13:57:37 WARN balancer.Balancer: A balancing plan will not be used.
ERROR: Oracle Perfect Balance test failed
Please check details in balancer_test.out
oracle balancer test finished in 14 seconds
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| Update The Jar File and Recreate Symlink For the New File |
| Update The Oozie Symlink to Point to the Correct/Updated LZO File and Recreate the Symlink |
| Update the HADOOP_CLASSPATH |
| Deploy the Client Config |
| Rerun the Mammoth Cluster Checks |
| References |