abhishekagarwal87 opened a new pull request, #13217:
URL: https://github.com/apache/druid/pull/13217
This typical error is seen when ingestion is writing intermediate data to a
temporary file
```
java.io.IOException: No space left on device
at sun.nio.ch.FileDispatcherImpl.write0(Native Method) ~[?:?]
at sun.nio.ch.FileDispatcherImpl.write(FileDispatcherImpl.java:62)
~[?:?]
at sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:113) ~[?:?]
at sun.nio.ch.IOUtil.write(IOUtil.java:79) ~[?:?]
at sun.nio.ch.FileChannelImpl.write(FileChannelImpl.java:280) ~[?:?]
at org.apache.druid.io.Channels.writeFully(Channels.java:32) ~[?:?]
at
org.apache.druid.segment.writeout.FileWriteOutBytes.flush(FileWriteOutBytes.java:62)
~[?:?]
at
org.apache.druid.segment.writeout.FileWriteOutBytes.flushIfNeeded(FileWriteOutBytes.java:54)
~[?:?]
at
org.apache.druid.segment.writeout.FileWriteOutBytes.write(FileWriteOutBytes.java:86)
~[?:?]
at org.apache.druid.io.Channels.writeFully(Channels.java:32) ~[?:?]
```
From this exception, it's hard to know how much data we were trying to write
or what location we were exactly trying to write to. I added a bit of code to
intercept this exception and add some more info to the outbound exception.
This PR has:
- [ ] been self-reviewed.
- [ ] added unit tests or modified existing tests to cover new code paths,
ensuring the threshold for [code
coverage](https://github.com/apache/druid/blob/master/dev/code-review/code-coverage.md)
is met.
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