-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/55230/
-----------------------------------------------------------
Review request for Ambari, Dmytro Grinenko and Nate Cole.
Bugs: AMBARI-19344
https://issues.apache.org/jira/browse/AMBARI-19344
Repository: ambari
Description
-------
When restarting NameNode during an HOU, NN throws an error because it was
improperly put into rollingUpgrade mode.
*Steps*
# Deploy HDP-2.5.0.0 with Ambari-2.5.0.0-547 build (non-HA cluster)
# Start Host Ordered Upgrade to HDP-2.5.3
*Result:* Error at pre Upgrade HDFS step
```
PREPARE rolling upgrade ...
17/01/03 17:07:51 WARN retry.RetryInvocationHandler: Exception while invoking
ClientNamenodeProtocolTranslatorPB.rollingUpgrade over null. Not retrying
because try once and fail.
org.apache.hadoop.ipc.RemoteException(java.io.IOException): Safe mode should be
turned ON in order to create namespace image.
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startRollingUpgradeInternalForNonHA(FSNamesystem.java:7839)
rollingUpgrade: Safe mode should be turned ON in order to create namespace
image.
```
Diffs
-----
ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/package/scripts/hdfs_namenode.py
23119f0
ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/package/scripts/namenode.py
86f68e5
ambari-server/src/main/resources/common-services/HDFS/3.0.0.3.0/package/scripts/hdfs_namenode.py
23119f0
ambari-server/src/main/resources/common-services/HDFS/3.0.0.3.0/package/scripts/namenode.py
86f68e5
ambari-server/src/main/resources/stacks/HDP/2.5/upgrades/host-ordered-upgrade.xml
f6480bf
ambari-server/src/main/resources/stacks/HDP/2.6/upgrades/host-ordered-upgrade.xml
1b29af3
ambari-server/src/test/python/stacks/2.0.6/HDFS/test_namenode.py 2627ddf
Diff: https://reviews.apache.org/r/55230/diff/
Testing
-------
----------------------------------------------------------------------
Total run:1157
Total errors:0
Total failures:0
OK
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 50.822 s
[INFO] Finished at: 2017-01-05T16:29:21-05:00
[INFO] Final Memory: 17M/310M
[INFO] ------------------------------------------------------------------------
Thanks,
Jonathan Hurley
