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https://issues.apache.org/jira/browse/HDDS-7982?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Attila Doroszlai updated HDDS-7982:
-----------------------------------
Priority: Critical (was: Major)
> NPE in BlockInputStream due to null pipeline after refresh
> ----------------------------------------------------------
>
> Key: HDDS-7982
> URL: https://issues.apache.org/jira/browse/HDDS-7982
> Project: Apache Ozone
> Issue Type: Bug
> Components: Ozone Client
> Affects Versions: 1.4.0
> Reporter: Attila Doroszlai
> Assignee: Attila Doroszlai
> Priority: Critical
>
> Steps to reproduce:
> # Start cluster with 5 datanodes
> # Create EC(3,2) key
> # Stop a datanode that has data blocks (non-parity)
> # Try to read the key before the datanode is marked as dead in SCM
> Result:
> {code}
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdds.scm.storage.BlockInputStream.getChunkInfos(BlockInputStream.java:220)
> at
> org.apache.hadoop.hdds.scm.storage.BlockInputStream.initialize(BlockInputStream.java:144)
> at
> org.apache.hadoop.hdds.scm.storage.BlockInputStream.readWithStrategy(BlockInputStream.java:281)
> at
> org.apache.hadoop.hdds.scm.storage.ExtendedInputStream.read(ExtendedInputStream.java:64)
> at
> org.apache.hadoop.hdds.scm.storage.ByteBufferReader.readFromBlock(ByteBufferReader.java:56)
> at
> org.apache.hadoop.ozone.client.io.ECBlockInputStream.readFromStream(ECBlockInputStream.java:414)
> at
> org.apache.hadoop.ozone.client.io.ECBlockInputStream.readWithStrategy(ECBlockInputStream.java:354)
> at
> org.apache.hadoop.hdds.scm.storage.ExtendedInputStream.read(ExtendedInputStream.java:64)
> at
> org.apache.hadoop.ozone.client.io.ECBlockInputStream.read(ECBlockInputStream.java:303)
> at
> org.apache.hadoop.ozone.client.io.ECBlockInputStreamProxy.read(ECBlockInputStreamProxy.java:163)
> at
> org.apache.hadoop.ozone.client.io.ECBlockInputStreamProxy.read(ECBlockInputStreamProxy.java:148)
> at
> org.apache.hadoop.hdds.scm.storage.ByteArrayReader.readFromBlock(ByteArrayReader.java:57)
> at
> org.apache.hadoop.hdds.scm.storage.MultipartInputStream.readWithStrategy(MultipartInputStream.java:96)
> at
> org.apache.hadoop.hdds.scm.storage.ExtendedInputStream.read(ExtendedInputStream.java:54)
> at
> org.apache.hadoop.ozone.client.io.OzoneInputStream.read(OzoneInputStream.java:56)
> at java.base/java.io.InputStream.read(InputStream.java:205)
> at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:94)
> at
> org.apache.hadoop.ozone.shell.keys.GetKeyHandler.execute(GetKeyHandler.java:88)
> {code}
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