[
https://issues.apache.org/jira/browse/HDFS-12453?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Arpit Agarwal updated HDFS-12453:
---------------------------------
Description: TestDataNodeHotSwapVolumes fails occasionally with the
following error (see comment). Ran it ~10 times locally and it passed every
time. (was: TestDataNodeHotSwapVolumes fails occasionally with the following
error. Ran it ~10 times locally and it passed every time.
{code}
Error Message
Failed to replace a bad datanode on the existing pipeline due to no more good
datanodes being available to try. (Nodes:
current=[DatanodeInfoWithStorage[127.0.0.1:46950,DS-e653e0ec-e490-47d3-9cca-cdd6dff3964a,DISK],
DatanodeInfoWithStorage[127.0.0.1:34486,DS-fd83f642-be1a-44ed-8ba5-6ad5a42e85fd,DISK]],
original=[DatanodeInfoWithStorage[127.0.0.1:34486,DS-fd83f642-be1a-44ed-8ba5-6ad5a42e85fd,DISK],
DatanodeInfoWithStorage[127.0.0.1:46950,DS-e653e0ec-e490-47d3-9cca-cdd6dff3964a,DISK]]).
The current failed datanode replacement policy is DEFAULT, and a client may
configure this via 'dfs.client.block.write.replace-datanode-on-failure.policy'
in its configuration.
Stacktrace
java.io.IOException: Failed to replace a bad datanode on the existing pipeline
due to no more good datanodes being available to try. (Nodes:
current=[DatanodeInfoWithStorage[127.0.0.1:46950,DS-e653e0ec-e490-47d3-9cca-cdd6dff3964a,DISK],
DatanodeInfoWithStorage[127.0.0.1:34486,DS-fd83f642-be1a-44ed-8ba5-6ad5a42e85fd,DISK]],
original=[DatanodeInfoWithStorage[127.0.0.1:34486,DS-fd83f642-be1a-44ed-8ba5-6ad5a42e85fd,DISK],
DatanodeInfoWithStorage[127.0.0.1:46950,DS-e653e0ec-e490-47d3-9cca-cdd6dff3964a,DISK]]).
The current failed datanode replacement policy is DEFAULT, and a client may
configure this via 'dfs.client.block.write.replace-datanode-on-failure.policy'
in its configuration.
at
org.apache.hadoop.hdfs.DataStreamer.findNewDatanode(DataStreamer.java:1321)
at
org.apache.hadoop.hdfs.DataStreamer.addDatanode2ExistingPipeline(DataStreamer.java:1387)
at
org.apache.hadoop.hdfs.DataStreamer.handleDatanodeReplacement(DataStreamer.java:1586)
at
org.apache.hadoop.hdfs.DataStreamer.setupPipelineInternal(DataStreamer.java:1487)
at
org.apache.hadoop.hdfs.DataStreamer.setupPipelineForAppendOrRecovery(DataStreamer.java:1469)
at
org.apache.hadoop.hdfs.DataStreamer.processDatanodeOrExternalError(DataStreamer.java:1273)
at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:684)
{code})
> TestDataNodeHotSwapVolumes fails in trunk Jenkins runs
> ------------------------------------------------------
>
> Key: HDFS-12453
> URL: https://issues.apache.org/jira/browse/HDFS-12453
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: test
> Reporter: Arpit Agarwal
> Priority: Critical
>
> TestDataNodeHotSwapVolumes fails occasionally with the following error (see
> comment). Ran it ~10 times locally and it passed every time.
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