Apache
/
hadoop
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

HDFS-15199. NPE in BlockSender. Contributed by Ayush Saxena.

This commit is contained in:
Surendra Singh Lilhore 2020-02-28 18:33:06 +05:30
parent ce6614565e
commit 64eb5b2709
1 changed files with 15 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockSender.java
View File

@ -664,18 +664,21 @@ class BlockSender implements java.io.Closeable {
* It was done here because the NIO throws an IOException for EPIPE.
*/
String ioem = e.getMessage();
/*
* If we got an EIO when reading files or transferTo the client socket,
* it's very likely caused by bad disk track or other file corruptions.
*/
if (ioem.startsWith(EIO_ERROR)) {
throw new DiskFileCorruptException("A disk IO error occurred", e);
}
if (!ioem.startsWith("Broken pipe") && !ioem.startsWith("Connection reset")) {
LOG.error("BlockSender.sendChunks() exception: ", e);
datanode.getBlockScanner().markSuspectBlock(
ris.getVolumeRef().getVolume().getStorageID(),
block);
if (ioem != null) {
/*
* If we got an EIO when reading files or transferTo the client
* socket, it's very likely caused by bad disk track or other file
* corruptions.
*/
if (ioem.startsWith(EIO_ERROR)) {
throw new DiskFileCorruptException("A disk IO error occurred", e);
}
if (!ioem.startsWith("Broken pipe")
&& !ioem.startsWith("Connection reset")) {
LOG.error("BlockSender.sendChunks() exception: ", e);
datanode.getBlockScanner().markSuspectBlock(
ris.getVolumeRef().getVolume().getStorageID(), block);
}
}
}
throw ioeToSocketException(e);