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https://issues.apache.org/jira/browse/CASSANDRA-5930?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13756170#comment-13756170
]
Jeff Potter commented on CASSANDRA-5930:
----------------------------------------
We're seeing this too -- slightly different stack trace, which I'll include
here in case it's of use.
WARNING: Non-fatal error reading row (stacktrace follows)
Exception in thread "main" java.io.IOError: java.lang.IllegalArgumentException
at org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:244)
at
org.apache.cassandra.tools.StandaloneScrubber.main(StandaloneScrubber.java:125)
Caused by: java.lang.IllegalArgumentException
at java.nio.Buffer.limit(Buffer.java:247)
at
org.apache.cassandra.db.marshal.AbstractCompositeType.getBytes(AbstractCompositeType.java:51)
at
org.apache.cassandra.db.marshal.AbstractCompositeType.getWithShortLength(AbstractCompositeType.java:60)
at
org.apache.cassandra.db.marshal.AbstractCompositeType.compare(AbstractCompositeType.java:78)
at
org.apache.cassandra.db.marshal.AbstractCompositeType.compare(AbstractCompositeType.java:31)
at
org.apache.cassandra.db.ArrayBackedSortedColumns.addColumn(ArrayBackedSortedColumns.java:128)
at
org.apache.cassandra.db.AbstractColumnContainer.addColumn(AbstractColumnContainer.java:114)
at
org.apache.cassandra.db.AbstractColumnContainer.addColumn(AbstractColumnContainer.java:109)
at org.apache.cassandra.db.ColumnFamily.addAtom(ColumnFamily.java:219)
at
org.apache.cassandra.db.ColumnFamilySerializer.deserializeColumnsFromSSTable(ColumnFamilySerializer.java:149)
at
org.apache.cassandra.io.sstable.SSTableIdentityIterator.getColumnFamilyWithColumns(SSTableIdentityIterator.java:234)
at
org.apache.cassandra.db.compaction.PrecompactedRow.merge(PrecompactedRow.java:114)
at
org.apache.cassandra.db.compaction.PrecompactedRow.<init>(PrecompactedRow.java:98)
at
org.apache.cassandra.db.compaction.CompactionController.getCompactedRow(CompactionController.java:160)
at
org.apache.cassandra.db.compaction.CompactionController.getCompactedRow(CompactionController.java:166)
at org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:173)
... 1 more
> Offline scrubs can choke on broken files
> ----------------------------------------
>
> Key: CASSANDRA-5930
> URL: https://issues.apache.org/jira/browse/CASSANDRA-5930
> Project: Cassandra
> Issue Type: Bug
> Reporter: Jeremiah Jordan
> Assignee: Jason Brown
> Priority: Minor
>
> There are cases where offline scrub can hit an exception and die, like:
> {noformat}
> WARNING: Non-fatal error reading row (stacktrace follows)
> Exception in thread "main" java.io.IOError: java.io.IOError:
> java.io.EOFException
> at org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:242)
> at
> org.apache.cassandra.tools.StandaloneScrubber.main(StandaloneScrubber.java:121)
> Caused by: java.io.IOError: java.io.EOFException
> at
> org.apache.cassandra.db.compaction.PrecompactedRow.merge(PrecompactedRow.java:116)
> at
> org.apache.cassandra.db.compaction.PrecompactedRow.<init>(PrecompactedRow.java:99)
> at
> org.apache.cassandra.db.compaction.CompactionController.getCompactedRow(CompactionController.java:176)
> at
> org.apache.cassandra.db.compaction.CompactionController.getCompactedRow(CompactionController.java:182)
> at org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:171)
> ... 1 more
> Caused by: java.io.EOFException
> at java.io.RandomAccessFile.readFully(RandomAccessFile.java:399)
> at java.io.RandomAccessFile.readFully(RandomAccessFile.java:377)
> at
> org.apache.cassandra.utils.BytesReadTracker.readFully(BytesReadTracker.java:95)
> at
> org.apache.cassandra.utils.ByteBufferUtil.read(ByteBufferUtil.java:401)
> at
> org.apache.cassandra.utils.ByteBufferUtil.readWithLength(ByteBufferUtil.java:363)
> at
> org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:120)
> at
> org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:37)
> at
> org.apache.cassandra.db.ColumnFamilySerializer.deserializeColumns(ColumnFamilySerializer.java:144)
> at
> org.apache.cassandra.io.sstable.SSTableIdentityIterator.getColumnFamilyWithColumns(SSTableIdentityIterator.java:234)
> at
> org.apache.cassandra.db.compaction.PrecompactedRow.merge(PrecompactedRow.java:112)
> ... 5 more
> {noformat}
> Since the purpose of offline scrub is to fix broken stuff, it should be more
> resilient to broken stuff...
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