Nilotpal Nandi created HDDS-721:
-----------------------------------
Summary: NullPointerException thrown while trying to read a file
when datanode restarted
Key: HDDS-721
URL: https://issues.apache.org/jira/browse/HDDS-721
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: Ozone Datanode
Affects Versions: 0.3.0
Reporter: Nilotpal Nandi
steps taken :
-------------------
# Put few files and directories using ozonefs
# stopped all services of cluster.
# started the scm, om and then datanodes.
While datanodes were starting up, tried to read a file. Null pointer Exception
was thrown.
{noformat}
[root@ctr-e138-1518143905142-544443-01-000003 ~]#
/root/hadoop_trunk/ozone-0.3.0-SNAPSHOT/bin/ozone fs -ls -R /
2018-10-24 04:48:00,703 WARN util.NativeCodeLoader: Unable to load
native-hadoop library for your platform... using builtin-java classes where
applicable
drwxrwxrwx - root root 0 2018-10-24 04:12 /testdir1
-rw-rw-rw- 1 root root 5368709120 1970-02-25 15:29 /testdir1/5GB
-rw-rw-rw- 1 root root 4798 1970-02-25 15:22 /testdir1/passwd
drwxrwxrwx - root root 0 2018-10-24 04:46 /testdir3
[root@ctr-e138-1518143905142-544443-01-000003 ~]#
/root/hadoop_trunk/ozone-0.3.0-SNAPSHOT/bin/ozone fs -cat
o3fs://fs-bucket.fs-volume/testdir1/passwd
2018-10-24 04:49:24,955 WARN util.NativeCodeLoader: Unable to load
native-hadoop library for your platform... using builtin-java classes where
applicable
cat: Exception getting XceiverClient:
com.google.common.util.concurrent.UncheckedExecutionException:
java.lang.NullPointerException{noformat}
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