[CASSANDRA-5965] IndexSummary load fails when empty key exists in summary

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 1.2.10
• Severity: Normal
• Assignee: Yuki Morishita
• Reporter: Yuki Morishita

Authors

Yuki Morishita

Reviewers

Jonathan Ellis

• Tester: Daniel Meyer
• Created: 31/Aug/13 02:20
• Updated: 16/Apr/19 09:32
• Resolved: 03/Sep/13 21:18

Description

IndexSummary load fails with the following error when empty key is added to summary:

ERROR [SSTableBatchOpen:1] 2013-08-30 20:17:41,210 CassandraDaemon.java (line 192) Exception in thread Thread[SSTableBatchOpen:1,5,main]
java.lang.AssertionError
        at org.apache.cassandra.utils.ByteBufferUtil.readBytes(ByteBufferUtil.java:401)
        at org.apache.cassandra.io.sstable.IndexSummary$IndexSummarySerializer.deserialize(IndexSummary.java:124)
        at org.apache.cassandra.io.sstable.SSTableReader.loadSummary(SSTableReader.java:491)
        at org.apache.cassandra.io.sstable.SSTableReader.load(SSTableReader.java:388)
        at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java:198)
        at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java:157)
        at org.apache.cassandra.io.sstable.SSTableReader$1.run(SSTableReader.java:262)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
        at java.util.concurrent.FutureTask.run(FutureTask.java:166)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:724)

I think this is typically caused by indexing empty column, and then the key in index columnfamily is added to its IndexSummary.